{"id":6964,"date":"2026-03-09T10:43:50","date_gmt":"2026-03-09T07:43:50","guid":{"rendered":"https:\/\/www.erapres.com.tr\/?p=6964"},"modified":"2026-02-27T11:12:05","modified_gmt":"2026-02-27T08:12:05","slug":"vakum-emprenye-sistemi-tesisi","status":"publish","type":"post","link":"https:\/\/www.erapres.com.tr\/en\/blog\/vakum-emprenye-sistemi-tesisi\/","title":{"rendered":"What Is an Impregnation Facility? Improved Leak-Tightness and Quality in Casting Parts with a Vacuum Impregnation System"},"content":{"rendered":"<div id=\"pl-6964\"  class=\"panel-layout\" ><div id=\"pg-6964-0\"  class=\"panel-grid panel-has-style\" ><div style=\"padding: 100px 0; \" data-overlay=\"true\" data-overlay-color=\"#000000\" class=\"panel-row-style panel-row-style-for-6964-0\" ><div id=\"pgc-6964-0-0\"  class=\"panel-grid-cell panel-grid-cell-empty\" ><\/div><div id=\"pgc-6964-0-1\"  class=\"panel-grid-cell panel-grid-cell-mobile-last\" ><div id=\"panel-6964-0-1-0\" class=\"widget_text so-panel widget widget_custom_html panel-first-child\" data-index=\"0\" ><div style=\"text-align: left;\" data-title-color=\"#443f3f\" data-headings-color=\"#443f3f\" class=\"widget_text panel-widget-style panel-widget-style-for-6964-0-1-0\" ><div class=\"textwidget custom-html-widget\"><style>\n  ul.breadcrumb {\n    padding: 10px 16px;\n    list-style: none;\n  }\n  ul.breadcrumb li {\n    display: inline;\n    font-size: 18px;\n  }\n  ul.breadcrumb li a {\n    text-decoration: none;\n  }\n  ul.breadcrumb li a:hover {\n    text-decoration: underline;\n  }\n<\/style>\n\n<div style=\"margin-bottom:20px;\">  \n  <div itemscope=\"\" itemtype=\"http:\/\/schema.org\/BreadcrumbList\">\n    <ul class=\"breadcrumb\">\n      <li itemprop=\"itemListElement\" itemscope=\"\" itemtype=\"http:\/\/schema.org\/ListItem\">\n        <a itemprop=\"item\" title=\"Cold Chamber Die Casting Machines\" href=\"http:\/\/www.erapres.com.tr\/en\/cold-chamber-injection-machines\/\">\n          <span itemprop=\"name\">Cold Chamber Die Casting Machines<\/span>\n          <meta itemprop=\"position\" content=\"1\">\n        <\/a>\n      <\/li>\n      <li>\n        <span style=\"font-size: 16px !important\">\/<\/span>\n      <\/li>\n      <li itemprop=\"itemListElement\" itemscope=\"\" itemtype=\"http:\/\/schema.org\/ListItem\"> \n        <a itemprop=\"item\" title=\"What is an Impregnation Plant?\" href=\"http:\/\/www.erapres.com.tr\/en\/blog\/emprenye-tesisi-nedir\/\">\n          <span itemprop=\"name\">What is an Impregnation Plant?<\/span>\n        <\/a>\n        <meta itemprop=\"position\" content=\"2\">\n      <\/li>\n      <li>\n        <span style=\"font-size: 16px !important\">\/<\/span>\n      <\/li>\n      <li itemprop=\"itemListElement\" itemscope=\"\" itemtype=\"http:\/\/schema.org\/ListItem\"> \n        <a itemprop=\"item\" title=\"What is Impregnation?\" href=\"http:\/\/www.erapres.com.tr\/en\/blog\/emprenye-nedir\/\">\n          <span itemprop=\"name\">What is Impregnation?<\/span>\n        <\/a>\n        <meta itemprop=\"position\" content=\"3\">\n      <\/li>\n    <\/ul>\n  <\/div>\n<\/div><\/div><\/div><\/div><div id=\"panel-6964-0-1-1\" class=\"so-panel widget widget_sow-editor\" data-index=\"1\" ><div style=\"text-align: left;\" data-title-color=\"#443f3f\" data-headings-color=\"#443f3f\" class=\"panel-widget-style panel-widget-style-for-6964-0-1-1\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<p class=\"translation-block\"><span style=\"font-weight: 400\">Leaks in castings are often caused by <\/span><b>micro-pores (porosity)<\/b><span style=\"font-weight: 400\"> that are invisible to the naked eye. Liquid or gas finds its way through these capillary voids, causing pressure-tightness tests to fail. As a result, the same part is reworked or even scrapped, and quality fluctuates.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">The impregnation facility is a production infrastructure established to control this problem. Specifically, the <\/span><b>vacuum impregnation system<\/b><span style=\"font-weight: 400\"> removes air from inside the part using a vacuum, then allows the resin to penetrate the pores. This clarifies the goal: to ensure leak-proofing, reduce scrap and rework costs, and make quality more consistent from batch to batch.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This topic is of most interest to production, quality, and process engineers, as well as purchasing teams concerned with cost and supply risk. In this article, you will find the basic definition of the impregnation approach, the steps involved in the process, and the parts where it yields the most meaningful results. You will also briefly see the points to consider in practice and how it relates to quality control.<\/span><\/p>\n<h2><b>What exactly does an impregnation plant do, and for which parts is it useful?<\/b><\/h2>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">The impregnation plant fills the porous structure in cast or sintered parts with sealing material, thereby closing leakage paths. The goal here is not to make the part \"harder,\" but to <b>stop the passage of liquids and gases<\/b><span style=\"font-weight: 400\"> and make test results consistent. That is why the distinction that \"not every pore is a defect\" is important; aesthetic porosity remaining on the surface may not affect the part's function. However, in pressurized circuits, the same pore network directly increases the risk of leakage.<\/span><\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">When viewed from above, the impregnation facility operates like a production line. The typical flow is as follows: <\/span><b>loading<\/b><span style=\"font-weight: 400\">, vacuum application, filling with resin, <\/span><b>pressure step<\/b><span style=\"font-weight: 400\">, curing (polymerization), washing, drying, and final inspection. This disciplined sequence ensures repeatable quality, especially in mass production.&nbsp;<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Impregnation is most meaningful for materials such as <\/span><b>aluminum castings<\/b><span style=\"font-weight: 400\"> (especially thin-walled and complex channeled parts), primarily <\/span><b>gray cast iron<\/b><span style=\"font-weight: 400\">, <\/span><b>sphero<\/b><span style=\"font-weight: 400\">, <\/span><b>zamak<\/b><span style=\"font-weight: 400\">. In addition, <\/span><b>powdered metal parts<\/b><span style=\"font-weight: 400\"> and some <\/span><b>sintered components<\/b><span style=\"font-weight: 400\"> are also frequent candidates due to their porous structures. On the application side, it provides significant benefits in components requiring leak-tightness, such as hydraulic housings, pump and compressor housings, valve blocks, heat exchanger elements, and certain engine parts.<\/span><\/p>\n<h3><b>Reading porosity correctly: how does a leak path form?<\/b><\/h3>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Thinking of porosity as a single void is misleading. A more accurate analogy is <\/span><b>sponge<\/b><span style=\"font-weight: 400\">: When individual pores are connected to each other, a <\/span><b>capillary leakage channel<\/b><span style=\"font-weight: 400\"> forms for liquid or gas. The piece appears solid at first glance, but under pressure, these microchannels allow flow.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Typical reasons that increase this structure and connect the pores in the casting process are generally as follows:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Gas entrapment<\/b><span style=\"font-weight: 400\">: Gas remaining inside due to melting, channel design, or turbulence.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Shrinkage<\/b><span style=\"font-weight: 400\">: Volume reduction and local void formation during solidification.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Mold moisture<\/b><span style=\"font-weight: 400\">: Moisture can increase porosity by turning into a gas source.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Insufficient feeding<\/b><span style=\"font-weight: 400\">: When the feeder and feeding channels do not work properly, the indentation increases.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Improper cooling<\/b><span style=\"font-weight: 400\">: Cooling imbalance can create localized porosity clusters.<\/span><\/li>\n<\/ul>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Some parts pass testing after casting, but begin to fail when machined. This is because <\/span><b>machining<\/b><span style=\"font-weight: 400\"> opens previously closed pores and binds them to the surface. Therefore, the impregnation decision is often more accurately based on the test results of the machined part rather than the raw part.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The risk of leakage increases not so much with the number of pores, but with the likelihood of the pores connecting to each other.<\/span><\/p>\n<h3><b>What is a vacuum impregnation system, and why is it preferred?<\/b><\/h3>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">The vacuum impregnation system first aims to evacuate the air from the pores to allow the sealing material to penetrate into them. If air remains inside, the resin acts like a plug at the pore entrance. Vacuum reduces this obstruction and facilitates the entry of the material. At the same time, since the process parameters are under control, repeatability increases.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">The process proceeds with simple logic. The part is placed in the tank and vacuum is applied, drawing the air out of the pores. Next, the resin medium is provided. In the subsequent step, <\/span><b>pressure is applied<\/b><span style=\"font-weight: 400\">, which pushes the resin into the narrowest channels.&nbsp;<\/span><\/p>\n<p class=\"translation-block\">In short, instead of using vacuum or pressure alone, the combined use of vacuum and pressure makes the sealing objective more reliable. This difference is particularly noticeable in bodies with complex geometries.<\/p>\n<h3><b>Impregnation does not solve every problem: how to set the right expectations?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Impregnation is a process focused on impermeability; this distinction must be clearly established. The following issues cannot be \"corrected\" with impregnation:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Cracks<\/b><span style=\"font-weight: 400\"> and crack-like discontinuities<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Large gaps<\/b><span style=\"font-weight: 400\"> and visible casting defects<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Structural weakness<\/b><span style=\"font-weight: 400\"> (strength or fatigue problem)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Incorrect tolerance<\/b><span style=\"font-weight: 400\"> and dimensional errors<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Assembly problems caused by geometry<\/span><\/li>\n<\/ul>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">At this point, the correct approach is three-pronged. First, the design and casting parameters are reviewed, because reducing the source of porosity is always the primary goal. Then, impregnation comes into play for parts where the remaining micro-pores pose a risk of leakage. In other words, impregnation is not a \"rescue\" measure that replaces a poor process, but rather a controlled quality supplement.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">The practical decision framework for the section is simple: If you see leakage in the pressure test, if the welding or coating solution is difficult and costly, and if the part geometry is complex, <\/span><b>impregnation becomes the strongest candidate<\/b><span style=\"font-weight: 400\">. This approach both reduces scrap and makes quality more predictable in mass production.<\/span><\/p>\n<h2><b>Step-by-step process: What is done to the part at the facility?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The goal in an impregnation facility is to fill the micro-pores within the part in a controlled sequence and verify this with measurable tests. The process appears simple from the outside, but each step depends on the quality of the previous one. Therefore, think of the cycle as a chain; the weak link is usually cleaning, setting selection, or final test discipline.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The following flow follows the standard sequence to help you visualize a typical plant cycle.<\/span><\/p>\n<h3><b>Preparation: Why is cleanliness half the battle?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Impregnating material can only enter the pores if it finds a way. Oil film, swarf, oxide layer, and coolant residue block this path. Especially in machined castings, cutting oils act like a thin curtain at the entrance to the pore network; the material cannot penetrate, and the escape route remains open.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Therefore, proper pre-washing and drying are fundamental to the process. Washing is not just for polishing the outer surface; the main goal is to remove dirt from the internal channels. The subsequent drying process both removes water-based residues and reduces moisture trapped within the pores.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The most dangerous scenario is when dirt remains in the internal channels. For example, a small piece of debris in valve blocks and hydraulic channels can get stuck in a narrow passage and form a \"bridge.\" As a result, the impregnated material cannot fill that area, the part fails the test, and worse, it causes problems under pressure in the field.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A common source of error at this stage is applying the same washing parameters to every part. When the channel geometry and dirt load change, the same program will not yield the same result.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A part that looks \"clean\" to the eye may carry dirt in its internal channels; the process will not tolerate this.<\/span><\/p>\n<h3><b>Vacuum, filling, and pressure: how are pores filled?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Clean and dry pieces are placed in the tank, then the air in the pores is extracted using a vacuum. This step removes the air trapped inside the pores, making room for the material. If the vacuum is insufficient, the air remains inside and causes a plug effect during filling.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">After vacuuming, the tank is filled with the impregnation material. The goal is not to coat the outside of the part, but to bring the pore entrances into contact with the material. Pressure is then applied; this pressure pushes the material into the capillary voids. This three-step sequence (vacuum, filling, pressure) forms the essence of the vacuum impregnation system approach.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The most critical point here is selecting the parameters according to the part type. Pressure, time, and vacuum level vary depending on the alloy type, porosity structure, and channel complexity. Blind adjustment carries a two-way risk: Insufficient adjustment does not seal the leak, while excessive adjustment increases the risk of unnecessary material consumption and surface residue.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A common source of error at this stage is overlooking the inter-batch variation. When casting conditions change, the porosity structure may also change, making process monitoring crucial.<\/span><\/p>\n<h3><b>Scouring, washing, and drying: how to manage excess material?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">When the pressure step is complete, the material has filled the pores, but it may still be fluid. Curing is the step that fixes this material within the part. Simply put, the material hardens and becomes a permanent plug within the pores. If curing is insufficient, the material will shift over time and the seal will weaken.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Afterwards, washing comes into play, because excess material remaining on the surface is undesirable. Unwashed residues:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Paint and coating<\/b><span style=\"font-weight: 400\"> reduces adhesion to the surface beforehand.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>During assembly<\/b><span style=\"font-weight: 400\"> it may affect surface friction and torque balance.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>In aesthetics<\/b><span style=\"font-weight: 400\"> it creates visual imperfections such as spots and glare.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Drying is not just \"removing water\"; it also supports the reliability of quality control. Misleading results may be seen during testing on wet parts, and the risk of corrosion increases during packaging and storage.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A common mistake at this stage is shortening the drying time. Even if the part appears dry on the outside, moisture may remain in the internal channels.<\/span><\/p>\n<h3><b>Final check: How is verification performed with leak tests?<\/b><\/h3>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">The process gains value during the final inspection. The most common method is the <\/span><b>air pressure leak test<\/b><span style=\"font-weight: 400\">; the part is pressurized to the specified pressure, and the pressure drop, flow rate, or leak volume is monitored. For some parts, <\/span><b>water bath bubble observation<\/b><span style=\"font-weight: 400\"> provides a practical verification; the leak point becomes apparent with bubbles. For more sensitive and lower leak limits, <\/span><b>helium testing<\/b><span style=\"font-weight: 400\"> is preferred when necessary.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Acceptance criteria are not a fixed rule; they are determined by the customer's specifications and the application pressure. Therefore, the same part can be evaluated with different limits in different projects. Test conditions must be strictly maintained for repeatability. If the part temperature, test pressure, and test duration change, the results will also shift.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A common source of error at this stage is neglecting the leak tightness of the test fixture or the effect of temperature. Even if the part is good, a systemic leak can lead to an incorrect rejection decision.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Finally, the standard flow follows this sequence in most facilities; however, the equipment layout and durations of the steps may vary due to the line type, automation level, and part geometry. Nevertheless, the logic remains the same: first clear the path, then fill the pores, secure the material, clean the surface, and verify the result through testing.<\/span><\/p>\n<h2><b>Material and method selection: How do you ensure both leak-proofing and post-processing compatibility?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">A leak-proof target alone is not sufficient. The material and settings you choose must also carry over to the subsequent steps of the part. This is because the micro-pores you seal with the vacuum impregnation system can come back as blistering in the paint, poor adhesion in the coating, or weak bonding if the wrong resin is used or process control is inadequate.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Therefore, the selection should not begin with the question, \"Which resin provides leakproofing?\" First, it must be determined where the part will operate, what liquids it will come into contact with, what temperatures it will be exposed to, and what surface treatments it will undergo. Otherwise, the results are tangible and costly: repeated leaks, surface marks, odor complaints, extended cycle times, and unnecessary rewashing.<\/span><\/p>\n<h3><b>When does resin make sense?<\/b><\/h3>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">The most common approach in general use is to achieve reliable sealing with <\/span><b>acrylate-based resins<\/b><span style=\"font-weight: 400\">. This group gives good results in many castings, and the process window is generally more relaxed in mass production. However, the term \"general solution\" does not cover all conditions. The choice becomes more critical as the temperature, chemical, and pressure levels to which the part is exposed increase.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Under special conditions, the category is determined by the part scenario. For example, in a body exposed to high temperatures, softening or volumetric change of the resin under heat is unacceptable. Similarly, aggressive liquids (fuels, certain oil additives, solvent-like environments) can swell or weaken the resin. In this case, a system with more suitable chemical resistance must be selected. Anaerobic systems may also be an option for certain parts, but geometry, cavity structure, and process discipline are more decisive factors here.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Geometry is also central to the decision. <\/span><b>Fine channels<\/b><span style=\"font-weight: 400\"> and high porosity regions emphasize low viscosity and good penetration capability. On the other hand, excessive penetration in a highly porous part may increase the risk of residue on the surface. Therefore, using a single resin for every part is like trying to open all doors with the same key.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Choosing the right resin is not just about passing the leak test, but ensuring the part completes its entire production journey without any issues.<\/span><\/p>\n<h3><b>Risks prior to painting, coating, and gluing<\/b><\/h3>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Resin remaining on the surface after impregnation can act like an invisible film. Ultimately, it reduces adhesion under the paint and over time, <\/span><b>paint blistering<\/b><span style=\"font-weight: 400\"> may occur. In coating processes, because the surface energy changes, <\/span><b>coating failure<\/b><span style=\"font-weight: 400\"> or localized peeling may occur. The risk is more evident on the adhesive side; residues on the surface bond the adhesive to the residue layer rather than the \"carrier surface,\" which reduces bond strength.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This table is not inevitable; it can be prevented with process control. Three factors work together effectively: the right washing chemistry, sufficient washing time, and drying appropriate for the part. In addition, tank density, curing conditions, and waiting times must remain constant. Even small deviations can leave marks on the surface. These marks are sometimes only visual, but sometimes they compromise the quality criteria of the subsequent process.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">A brief principle makes decision-making easier: <\/span><b>Impregnation should serve the subsequent process<\/b><span style=\"font-weight: 400\">, not complicate it. If painting, coating, or gluing is critical, \"surface cleanability as well as impermeability\" is also a requirement in the selection process.<\/span><\/p>\n<h3><b>Workplace safety and the environment: What controls are expected at the facility?<\/b><\/h3>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">In a good impregnation facility, safety is part of the process as well as the equipment. First comes <\/span><b>ventilation<\/b><span style=\"font-weight: 400\">, because the odor and fumes of the resin and auxiliary chemicals must be kept under control. At the same time, the work area must be organized, with appropriate flooring and collection systems to prevent spills.<\/span><\/p>\n<p class=\"translation-block\"><b>Chemical storage<\/b><span style=\"font-weight: 400\"> requires labeling, selection of compatible containers, and organization of enclosed areas. The operator must clearly know which material to use where and what not to bring into contact with. Similarly, <\/span><b>wastewater management<\/b><span style=\"font-weight: 400\"> is also important; water from the washing step is not discharged directly but undergoes separation and control processes according to the facility's system.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Finally, <\/span><b>operator training<\/b><span style=\"font-weight: 400\"> also determines quality. Proper loading, accurate time tracking, and observation discipline both enhance leak-tightness success and reduce the risk of chemical contact. When these standards are met, the process becomes predictable and manageable, rather than intimidating.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This short list is useful for performing a quick check:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Working conditions<\/b><span style=\"font-weight: 400\"> Are they clear (temperature, pressure, chemical contact)?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"font-weight: 400\">In the part, are the porosity level and critical leakage areas defined?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"font-weight: 400\">Is the selected resin compatible with paint, coating, and adhesive?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"font-weight: 400\">Is washing and drying verified to leave no residue on the surface?<\/span><b>leave no residue<\/b><span style=\"font-weight: 400\">?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Are typical results of incorrect selection observed (repeated leakage, surface marks, odor, cycle lengthening)?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"font-weight: 400\">Are the standards for ventilation, storage, wastewater, and training documented and implemented at the facility?<\/span><\/li>\n<\/ul>\n<h2><b>Measurement and process control to improve quality: how can errors be detected early?<\/b><\/h2>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">When properly installed, the vacuum impregnation system significantly reduces leakage issues. However, lasting improvement does not come solely from executing process steps; <\/span><b>measuring, recording, and providing feedback<\/b><span style=\"font-weight: 400\"> is also necessary. Otherwise, the error will return in a different form with each batch.<\/span><\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">From a quality management perspective, three topics stand out: <\/span><b>traceability (lot tracking)<\/b><span style=\"font-weight: 400\">, <\/span><b>parameter records<\/b><span style=\"font-weight: 400\">, and <\/span><b>test plan<\/b><span style=\"font-weight: 400\">. If the resin lot, cycle number, vacuum level, pressure, curing time, and washing conditions are recorded along with the part lot, deviations can be traced back. Similarly, if periodic bath checks (such as concentration, contamination, temperature) are kept constant, the question \"why did it turn out bad today\" is less likely to arise.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The most valuable step is the feedback loop. Which mold is missing more, which machining operation is causing porosity; these questions are answered with data.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Early detection is not about catching errors \"before they occur,\" but rather catching them \"before they spread.\" The key to this is traceable data and clear reprocessing rules.<\/span><\/p>\n<h3><b>Key performance indicators: how do you quantify success?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Selecting KPIs for process control is like a compass; if you choose the wrong ones, you won't get to the right place. The following KPIs make impregnation performance manageable on a daily basis:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>First-time pass rate (FTY)<\/b><span style=\"font-weight: 400\">: Indicates how consistently the process achieved the target leak tightness in the first cycle.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Rejection rate in the leak test<\/b><span style=\"font-weight: 400\">: Tracks the proportion of parts rejected in the test, providing early warning of a narrowing process window.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Re-impregnation rate<\/b><span style=\"font-weight: 400\">: Reveals the reprocessing load and hidden costs, while also indicating cleaning and parameter selection.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Customer complaint (PPM or unit)<\/b><span style=\"font-weight: 400\">: Measures actual performance in the field, reflecting not only testing but also compliance with usage conditions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Cycle time<\/b><span style=\"font-weight: 400\">: Shows capacity and bottlenecks, making losses such as unnecessary waiting and rewashing visible.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Report these KPIs on a lot basis. Also add the breakdown of \"part family, mold number, machining operation\"; the opportunity for improvement lies there.<\/span><\/p>\n<h3><b>Common problems and quick root cause tips<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">The \"problem, possible cause, first check\" structure is useful for quickly isolating the problem. Define the first check so that it can be performed in the field within 5 minutes.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Repeat leak<\/b><span style=\"font-weight: 400\">; possible causes: insufficient cleaning, low vacuum level, short pressure time; initial check: pre-wash results, vacuum recording graph, whether leaks are concentrated in a specific pattern or operation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Sticky film on the surface<\/b><span style=\"font-weight: 400\">; possible cause: insufficient washing effectiveness, insufficient curing time; initial check: washing chemistry and temperature, curing time, and inspection for residue on the part surface.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Color change<\/b><span style=\"font-weight: 400\">; possible cause: bath contamination, excessive dwell time, improper drying; initial check: periodic bath inspection records, part dwell times, and drying temperature.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Odor<\/b><span style=\"font-weight: 400\">; possible cause: incomplete curing, insufficient rinsing, chemical residue in the internal channels of the part; initial check: curing parameters, rinsing cycle, and residue check in closed volumes after drying.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Fluctuations in the test<\/b><span style=\"font-weight: 400\">; possible causes: test fixture leaks, part temperature differences, deviation from the test plan; initial check: fixture leak test, test duration and pressure calibration.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">The discipline here is this: Don't label the root cause as \"poor impregnation.\" Track the data, link it to the process step, then correct it.<\/span><\/p>\n<h3><b>Speaking the same language as your supplier: what should you include in the specifications?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">A well-written specification for purchasing and quality teams reduces the workload. This is because the supplier clearly sees what is expected, and you avoid having to discuss acceptance criteria. Include the following items in the specification:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Part material and operating conditions<\/b><span style=\"font-weight: 400\">: Alloy, working pressure, temperature range, contacting fluid, and environmental conditions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Target leakage limit<\/b><span style=\"font-weight: 400\">: The unit and limit should be clear (e.g., flow rate or pressure drop).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Test method and test plan<\/b><span style=\"font-weight: 400\">: Air test, water bath, helium method, test pressure, duration, and temperature conditions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Acceptance criteria<\/b><span style=\"font-weight: 400\">: Lot acceptance, single-piece rejection rule, retest requirement, and boundary condition management.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Traceability<\/b><span style=\"font-weight: 400\">: Part lot, resin lot, cycle number, operator, and date information; for backward recall when necessary.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Reporting format<\/b><span style=\"font-weight: 400\">: Parameter records, bath control results, leak test outputs, and deviation report format.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><b>Sample plan<\/b><span style=\"font-weight: 400\">: Initial approval, verification after process change, periodic inspection frequency.<\/span><\/li>\n<\/ol>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">Finally, <\/span><b>document the reprocessing rules<\/b><span style=\"font-weight: 400\"> in writing. How many times is re-impregnation performed, and under what circumstances is scrap decided? This clarity controls both time and cost. In this way, data-driven feedback is created between casting, machining, and impregnation, reducing problems at their source.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p class=\"translation-block\"><span style=\"font-weight: 400\">The impregnation facility controls the leakage paths created by micro-pores in cast parts, thereby improving consistency in leak tests. When applied correctly, the vacuum impregnation system is not merely a solution that masks errors, but a process control step that makes quality predictable. However, the result depends not only on resin selection but also on cleanliness, parameter discipline, and final test management.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Impregnation targets leakage caused by porosity, not cracks.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If cleaning and drying are inadequate, the seal will become unstable.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If the vacuum and pressure steps are selected correctly, the number of reprocessing steps is reduced.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If curing and washing are managed correctly, the risk of paint and coating damage is reduced.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Traceable records and a clear test plan catch errors before they spread.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Evaluate the process using part defect data, usage conditions, and test methods, then select the appropriate method and control plan.<\/span><\/p>\n<\/div>\n<\/div><\/div><\/div><div id=\"panel-6964-0-1-2\" class=\"so-panel widget widget_sow-post-carousel panel-last-child\" data-index=\"2\" ><div style=\"text-align: left;\" data-title-color=\"#443f3f\" data-headings-color=\"#443f3f\" class=\"panel-widget-style panel-widget-style-for-6964-0-1-2\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-post-carousel so-widget-sow-post-carousel-base-0471499d4c66-6964\"\n\t\t\t\n\t\t>\t<div\n\t\tclass=\"sow-post-carousel-wrapper sow-post-carousel-theme-base\"\n\t\tstyle=\"overflow: hidden; max-width: 100%; min-height: 182px\"\n\t>\n\t\t<div class=\"sow-carousel-title\">\n\t\t\t<div class=\"sow-carousel-navigation\">\n\t\t\t\t\t\t<a href=\"#\" class=\"sow-carousel-next\" title=\"Next\" aria-label=\"Next Posts\" role=\"button\"><\/a>\n\t\t\t\t\t\t<a href=\"#\" class=\"sow-carousel-previous\" title=\"Previous\" aria-label=\"Previous Posts\" role=\"button\"><\/a>\n\t\t\t\t\t<\/div>\n\t<\/div>\n\n<div class=\"sow-carousel-container\">\n\t\t<div class=\"sow-carousel-wrapper\"\n\t\tdata-dir=\"ltr\"\n\t\tstyle=\"opacity: 0;\"\n\t\tdata-widget=\"post\" data-fetching=\"false\" data-page=\"1\" data-ajax-url=\"https:\/\/www.erapres.com.tr\/wp-admin\/admin-ajax.php?_widgets_nonce=9eac0e23d3\" data-item_count=\"49\" data-carousel_settings=\"{&quot;loop&quot;:true,&quot;animation&quot;:&quot;Ease&quot;,&quot;animation_speed&quot;:800,&quot;autoplay&quot;:&quot;off&quot;,&quot;pauseOnHover&quot;:false,&quot;autoplaySpeed&quot;:8000,&quot;item_overflow&quot;:true,&quot;autoplay_continuous_scroll&quot;:false}\" data-responsive=\"{&quot;desktop_slides_to_scroll&quot;:1,&quot;tablet_landscape_breakpoint&quot;:1366,&quot;tablet_landscape_slides_to_scroll&quot;:2,&quot;tablet_portrait_breakpoint&quot;:1025,&quot;tablet_portrait_slides_to_scroll&quot;:2,&quot;mobile_breakpoint&quot;:480,&quot;mobile_slides_to_scroll&quot;:1}\" data-variable_width=\"true\" \t>\n\t\t<div\n\t\t\tclass=\"sow-carousel-items\"\n\t\t\t\t\t>\n\t\t\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2025\/07\/ff4ebd7e-c0ab-4b69-b6bf-6c716047eabb-2-272x182.png )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6827\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\tid=\"sow-carousel-id-6827\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tLow Pressure Die Casting Systems: Precision, Durability and Efficiency in One\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2025\/07\/ff4ebd7e-c0ab-4b69-b6bf-6c716047eabb-1-272x182.png )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6824\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\tid=\"sow-carousel-id-6824\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tReal Time Control System with Industry 4.0: Smart Casting Solutions\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2025\/07\/ff4ebd7e-c0ab-4b69-b6bf-6c716047eabb-272x182.png )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6821\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\tid=\"sow-carousel-id-6821\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tWhat are Cold Chamber Injection Molding Machines? Why is Aluminum Casting Preferred?\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2024\/07\/DALL\u00b7E-2024-07-11-09.22.30-An-image-illustrating-the-ways-to-excel-in-aluminum-casting-through-quality-control-and-machine-performance-improvement.-The-scene-should-include-qual-272x182.webp )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6818\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\tid=\"sow-carousel-id-6818\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\t5 Smart Press System Features to Enhance Your Production Line\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2024\/07\/DALL\u00b7E-2024-07-11-09.22.30-An-image-illustrating-the-ways-to-excel-in-aluminum-casting-through-quality-control-and-machine-performance-improvement.-The-scene-should-include-qual-272x182.webp )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6816\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\tid=\"sow-carousel-id-6816\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tPeak Productivity with Erapres: Tips for Choosing the Right Press Machine\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2024\/07\/DALL\u00b7E-2024-07-11-09.22.30-An-image-illustrating-the-ways-to-excel-in-aluminum-casting-through-quality-control-and-machine-performance-improvement.-The-scene-should-include-qual-272x182.webp )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6814\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/endustriyel-uretimde-hidrolik-preslerin-rolu-ve-gelecegi\/\"\n\t\t\t\tid=\"sow-carousel-id-6814\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tThe Role and Future of Hydraulic Presses in Industrial Production\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/blog\/alcak-basincli-dokum-presleri-ile-yuksek-kaliteyi-yakalayin\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2024\/07\/DALL\u00b7E-2024-07-11-09.22.30-An-image-illustrating-the-ways-to-excel-in-aluminum-casting-through-quality-control-and-machine-performance-improvement.-The-scene-should-include-qual-272x182.webp )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6807\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/blog\/alcak-basincli-dokum-presleri-ile-yuksek-kaliteyi-yakalayin\/\"\n\t\t\t\tid=\"sow-carousel-id-6807\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tAchieve High Quality with Low Pressure Casting Presses\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/blog\/gercek-zamanli-enjeksiyon-ile-aluminyum-dokumde-inovasyon\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2025\/04\/9108-1-272x182.jpg )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6808\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/blog\/gercek-zamanli-enjeksiyon-ile-aluminyum-dokumde-inovasyon\/\"\n\t\t\t\tid=\"sow-carousel-id-6808\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tInnovation in Aluminum Casting with Real-Time Injection\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/blog\/alcak-basinc-ve-soguk-kamarali-enjeksiyon-ile-verimliligi-artirin-2\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2024\/07\/DALL\u00b7E-2024-07-11-09.32.13-An-image-depicting-the-role-of-technology-in-achieving-high-efficiency-in-aluminum-casting-machines.-The-scene-should-include-advanced-casting-machine-272x182.webp )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6803\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/blog\/alcak-basinc-ve-soguk-kamarali-enjeksiyon-ile-verimliligi-artirin-2\/\"\n\t\t\t\tid=\"sow-carousel-id-6803\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tIncrease Efficiency with Low Pressure and Cold Chamber Injection\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t<div class=\"sow-carousel-item\" tabindex=\"-1\" style=\"float: left;\">\n\t\t<div class=\"sow-carousel-thumbnail\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/blog\/soguk-kamarali-enjeksiyon-ile-hassas-metal-parca-uretimi\/\"\n\t\t\t\t\t\t\t\t\t\tstyle=\"background-image: url( https:\/\/www.erapres.com.tr\/wp-content\/uploads\/2024\/07\/DALL\u00b7E-2024-07-11-09.32.13-An-image-depicting-the-role-of-technology-in-achieving-high-efficiency-in-aluminum-casting-machines.-The-scene-should-include-advanced-casting-machine-272x182.webp )\"\n\t\t\t\t\taria-labelledby=\"sow-carousel-id-6799\"\n\t\t\t\t\ttabindex=\"-1\"\n\t\t\t\t>\n\t\t\t\t\t<span class=\"overlay\"><\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t<h3 class=\"sow-carousel-item-title\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.erapres.com.tr\/en\/blog\/soguk-kamarali-enjeksiyon-ile-hassas-metal-parca-uretimi\/\"\n\t\t\t\tid=\"sow-carousel-id-6799\"\n\t\t\t\t\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\n\t\t\t\tPrecision Metal Parts Production with Cold Chamber Injection Molding\t\t\t<\/a>\n\t\t<\/h3>\n\t<\/div>\n\t\t\t<\/div>\n\t\t\t<\/div>\n\n\t<\/div>\n\t\t<input type=\"hidden\" name=\"instance_hash\" value=\"4093e09a\"\/>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div id=\"pgc-6964-0-2\"  class=\"panel-grid-cell panel-grid-cell-empty\" ><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>D\u00f6k\u00fcm par\u00e7alarda ka\u00e7aklar \u00e7o\u011fu zaman g\u00f6zle g\u00f6r\u00fclmeyen mikrog\u00f6zenekler (porozite) nedeniyle olu\u015fur. S\u0131v\u0131 veya gaz, bu k\u0131lcal bo\u015fluklardan yol bulur, bas\u0131n\u00e7 alt\u0131nda s\u0131zd\u0131rmazl\u0131k [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":6969,"comment_status":"closed","ping_status":"open","sticky":false,"template":"post-templates\/post_full.php","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[163],"tags":[],"class_list":["post-6964","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-alcak-basinc-presleri"],"_links":{"self":[{"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/posts\/6964","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/comments?post=6964"}],"version-history":[{"count":3,"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/posts\/6964\/revisions"}],"predecessor-version":[{"id":6983,"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/posts\/6964\/revisions\/6983"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/media\/6969"}],"wp:attachment":[{"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/media?parent=6964"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/categories?post=6964"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.erapres.com.tr\/en\/wp-json\/wp\/v2\/tags?post=6964"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}