{"id":9694,"date":"2025-11-24T02:47:44","date_gmt":"2025-11-24T02:47:44","guid":{"rendered":"https:\/\/shop.damao-tech.com\/?p=9694"},"modified":"2025-11-24T02:47:46","modified_gmt":"2025-11-24T02:47:46","slug":"%e3%82%a8%e3%83%90%e3%83%95%e3%82%a9%e3%83%bc%e3%83%a0%e3%82%b7%e3%83%bc%e3%83%88%e6%8a%80%e8%a1%93%e3%82%ac%e3%82%a4%e3%83%89","status":"publish","type":"post","link":"https:\/\/shop.damao-tech.com\/ja\/2025\/11\/24\/%e3%82%a8%e3%83%90%e3%83%95%e3%82%a9%e3%83%bc%e3%83%a0%e3%82%b7%e3%83%bc%e3%83%88%e6%8a%80%e8%a1%93%e3%82%ac%e3%82%a4%e3%83%89\/","title":{"rendered":"EVA\u767a\u6ce1\u6750\u30b7\u30fc\u30c8\u6280\u8853\u30ac\u30a4\u30c9\uff1a\u5bc6\u5ea6\u3001\u786c\u5ea6\u3001\u54c1\u8cea\u306e\u7406\u89e3"},"content":{"rendered":"<p>Whether you are an engineer designing shock-absorbing industrial pads, a footwear manufacturer looking for the perfect midsole, or a creative professional building intricate props, the success of your project hinges on one thing: selecting the right material. At&nbsp;<strong>Damao Tech<\/strong>, we understand that not all foam is created equal.<\/p>\n\n\n\n<p>In this comprehensive guide, we dive deep into the technical specifications of&nbsp;<strong>EVA foam sheets<\/strong>, helping you navigate the complexities of density, hardness, and durability to ensure you get the exact performance your project demands.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">EVA\u30d5\u30a9\u30fc\u30e0\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p>Ethylene-Vinyl Acetate (EVA) is a closed-cell copolymer foam known for its exceptional versatility. It bridges the gap between soft rubber and rigid plastics, offering a unique balance of durability, flexibility, and water resistance. However, to truly unlock its potential, you must understand the two critical metrics that define its character:&nbsp;<strong>Density<\/strong>&nbsp;\u71b1\u53ef\u5851\u6027\u30dd\u30ea\u30a6\u30ec\u30bf\u30f3\uff08TPU\uff09\u3067\u3059\u3002&nbsp;<strong>\u786c\u5ea6<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Understanding EVA Density: The Core of Durability<\/h2>\n\n\n\n<p>Density is defined as the mass of the foam per unit of volume, typically measured in kilograms per cubic meter (\u00a0kg\/m\u00a0\u00b3). It is the single most important factor regarding the longevity and resilience of the material.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Why \u201cUltra High Density\u201d Matters<\/h3>\n\n\n\n<p>While standard EVA foam is excellent for lightweight cushioning,&nbsp;<strong>ultra high density EVA foam sheets<\/strong>&nbsp;represent the pinnacle of durability. Ranging from&nbsp;<strong>150\u00a0kg\/m\u00a0\u00b3 to 280\u00a0kg\/m\u00a0\u00b3<\/strong>, these high-density sheets are engineered to withstand rigorous stress without collapsing.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Compression Resistance:<\/strong>\u00a0Lower density foams may permanently flatten (bottom out) under heavy loads. Ultra high density options bounce back, maintaining their thickness and cushioning properties over years of use.<\/li>\n\n\n\n<li><strong>Surface Finish:<\/strong>\u00a0Higher density results in a smoother, finer cell structure. This is vital for applications requiring a pristine aesthetic or precise machining, such as laser cutting or CNC routing.<\/li>\n\n\n\n<li><strong>\u6c34\u30fb\u5316\u5b66\u85ac\u54c1\u8010\u6027:<\/strong>\u00a0A denser cell structure provides a superior barrier against moisture and mild chemicals, making it ideal for marine decking or industrial gaskets.<\/li>\n<\/ul>\n\n\n\n<p>At Damao Tech, we offer a wide range of densities, recommending high-density grades for heavy-duty applications where failure is not an option.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Hardness Spectrum: Finding the Right Balance<\/h2>\n\n\n\n<p>While density measures weight, hardness measures the material\u2019s resistance to indentation. In the EVA industry, this is measured on the&nbsp;<strong>Shore A<\/strong>&nbsp;durometer scale. This spectrum typically ranges from 15 (very soft) to 80 (very hard).<\/p>\n\n\n\n<p>Choosing the correct hardness is critical for the feel and function of your product:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Soft \/ Low Hardness (Shore A 25\u201335)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u611f\u899a\uff1a<\/strong>\u00a0Similar to a soft gel insert or a plush yoga mat.<\/li>\n\n\n\n<li><strong>OEM\uff1a<\/strong>\u00a0Ideal for interior padding, helmet liners, therapeutic insoles, and costume comfort layers. It prioritizes comfort and flexibility over structural support.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Standard \/ Medium Hardness (Shore A 38\u201345)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u611f\u899a\uff1a<\/strong>\u00a0Firm but flexible, similar to a standard exercise mat or flip-flop sole.<\/li>\n\n\n\n<li><strong>OEM\uff1a<\/strong>\u00a0This is the\u00a0<strong>industry standard<\/strong>\u00a0for most general-purpose applications. It offers the perfect balance between cushioning and durability, widely used in packaging inserts, gym mats, and toys.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. Rigid \/ High Hardness (Shore A 60\u201375+)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u611f\u899a\uff1a<\/strong>\u00a0Hard and tough, similar to a car tire or a shoe heel.<\/li>\n\n\n\n<li><strong>OEM\uff1a<\/strong>\u00a0Designed for outsoles, automotive protective bumpers, heavy-machinery vibration pads, and structural elements. It resists abrasion and holds its shape under pressure.<\/li>\n<\/ul>\n\n\n\n<p><strong>Customization at Damao Tech:<\/strong>&nbsp;Do you need a specific hardness, such as Shore A 55? We can customize the formulation to meet your precise technical requirements.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">EVA Foam Sheets Product Info and Reviews: How to Spot Quality<\/h2>\n\n\n\n<p>When searching for&nbsp;<strong>eva foam sheets product info and reviews<\/strong>&nbsp;online, it can be difficult to separate marketing claims from technical reality. As industry experts, we advise looking for specific indicators of quality that we prioritize in our manufacturing process:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Cell Uniformity:<\/strong>\u00a0Cut a cross-section of the sheet. High-quality EVA should have uniform bubbles (cells) visible to the naked eye. Inconsistent cell sizes lead to weak spots and uneven tearing.<\/li>\n\n\n\n<li><strong>Color Consistency:<\/strong>\u00a0Professional-grade sheets should have a consistent color throughout the entire thickness, not just on the surface.<\/li>\n\n\n\n<li><strong>Low Odor:<\/strong>\u00a0Excessive chemical smell often indicates low-quality processing or residual solvents. Premium EVA foam sheets from Damao Tech are processed to minimize odor, making them safer for indoor use and consumer products.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Why Damao Tech? The Importance of Material Expertise<\/h2>\n\n\n\n<p>In the world of material supply, trust is built on consistency and technical knowledge.&nbsp;<strong>Damao Tech<\/strong>&nbsp;prides itself on adhering to the highest standards of quality and reliability.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Proven Experience:<\/strong>\u00a0Our team doesn\u2019t just sell foam; we understand the chemical composition and mechanical properties of every sheet we produce.<\/li>\n\n\n\n<li><strong>Industry Authority:<\/strong>\u00a0We supply industries ranging from marine to medical, meaning our materials are tested in some of the harshest environments.<\/li>\n\n\n\n<li><strong>Unwavering Trust:<\/strong>\u00a0We provide transparent data sheets and honest recommendations. If a standard Shore A 38 foam works for your prototype, we will tell you. When you source\u00a0<a href=\"https:\/\/shop.damao-tech.com\/ja\/%e3%82%a8%e3%83%90%e3%83%95%e3%82%a9%e3%83%bc%e3%83%a0\/\">EVA foam sheets<\/a>\u00a0from us, you are getting material capable of meeting your exact lifespan requirements.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ: EVA\u30d5\u30ed\u30e0\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<p><strong>Q1: EVA\u30d5\u30ed\u30e0\u306e\u6700\u3082\u4e00\u822c\u7684\u306a\u786c\u5ea6\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><br>\u6700\u3082\u6c4e\u7528\u6027\u304c\u9ad8\u304f\u4e00\u822c\u7684\u306a\u786c\u5ea6\u306f\u30b7\u30e7\u30a2A 38\u304b\u308945\u306e\u7bc4\u56f2\u3067\u3059\u3002\u3053\u306e\u7bc4\u56f2\u306f\u3001\u591a\u304f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u3057\u305f\u7f13\u51b2\u3068\u3057\u3063\u304b\u308a\u611f\u306e\u826f\u3044\u30d0\u30e9\u30f3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>Q2: \u8d85\u9ad8\u5bc6\u5ea6EVA\u30d5\u30ed\u30e0\u3092\u71b1\u6210\u5f62\u3067\u304d\u307e\u3059\u304b\uff1f<\/strong><br>\u306f\u3044\uff01\u4f4e\u5bc6\u5ea6\u30d5\u30a9\u30fc\u30e0\u3088\u308a\u3082\u5c11\u3057\u9ad8\u3044\u6e29\u5ea6\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001\u8d85\u9ad8\u5bc6\u5ea6EVA\u306f\u71b1\u6210\u5f62\u5f8c\u3082\u975e\u5e38\u306b\u826f\u3044\u5f62\u72b6\u3092\u4fdd\u3061\u307e\u3059\u3002\u8907\u96d1\u306a\u5f62\u72b6\u306b\u6700\u9069\u3067\u3059\u3002.<\/p>\n\n\n\n<p><strong>Q3: EVA\u30d5\u30a9\u30fc\u30e0\u306f\u9632\u6c34\u3067\u3059\u304b\uff1f<\/strong><br>\u306f\u3044\u3001\u3082\u3061\u308d\u3093\u3067\u3059\u3002EVA\u306f\u9589\u5b54\u69cb\u9020\u306e\u30d5\u30a9\u30fc\u30e0\u3067\u3042\u308a\u3001\u30b9\u30e9\u30a4\u30e0\u306e\u3088\u3046\u306b\u6c34\u3092\u5438\u53ce\u3057\u307e\u305b\u3093\u3002\u81ea\u7136\u306b\u30ab\u30d3\u3001\u30b3\u30b1\u3001\u8150\u98df\u306b\u8010\u3048\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>Q4: \u9ad8\u5bc6\u5ea6EVA\u30d5\u30a9\u30fc\u30e0\u30b7\u30fc\u30c8\u306f\u3069\u3046\u5207\u308a\u307e\u3059\u304b\uff1f<\/strong><br>5mm\u307e\u3067\u306e\u30b7\u30fc\u30c8\u306b\u306f\u92ed\u3044\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u30ca\u30a4\u30d5\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u539a\u3044\u307e\u305f\u306f\u786c\u5ea6\u304c\u9ad8\u3044\u30b7\u30fc\u30c8\uff08Shore A 60\u4ee5\u4e0a\uff09\u306b\u306f\u3001\u304d\u308c\u3044\u306a\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306a\u30a8\u30c3\u30b8\u3092\u5f97\u308b\u305f\u3081\u306b\u30d3\u30f3\u30c9\u30fc\u30b5\u30fc\u3084\u30ec\u30fc\u30b6\u30fc\u30ab\u30c3\u30bf\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u958b\u59cb\u3059\u308b\u6e96\u5099\u304c\u3067\u304d\u307e\u3057\u305f\u304b\uff1f<\/h2>\n\n\n\n<p>\u6b63\u3057\u3044\u7d20\u6750\u3092\u9078\u3076\u3053\u3068\u306f\u3001\u6210\u529f\u3059\u308b\u88fd\u54c1\u3078\u306e\u7b2c\u4e00\u6b69\u3067\u3059\u3002Shore A 30\u306e\u67d4\u3089\u304b\u3044\u5feb\u9069\u3055\u3001\u6a19\u6e96\u306eShore A 40\u306e\u591a\u69d8\u6027\u3001\u307e\u305f\u306f\u8d85\u9ad8\u5bc6\u5ea6\u30d5\u30a9\u30fc\u30e0\u306e\u4e08\u592b\u306a\u8010\u4e45\u6027\u304c\u5fc5\u8981\u306a\u5834\u5408\u3067\u3082\u3001Damao Tech\u306f\u304a\u5ba2\u69d8\u306b\u5024\u3059\u308b\u7cbe\u5ea6\u3068\u54c1\u8cea\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u4eca\u65e5\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044<\/strong>&nbsp;\u898b\u7a4d\u3082\u308a\u3092\u4f9d\u983c\u3057\u305f\u308a\u3001\u79c1\u305f\u3061\u306e\u7d20\u6750\u5c02\u9580\u5bb6\u3068\u304a\u8a71\u3057\u3059\u308b\u306b\u306f\u3001\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002\u4e00\u7dd2\u306b\u4e08\u592b\u306a\u3082\u306e\u3092\u4f5c\u308a\u307e\u3057\u3087\u3046\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>Whether you are an engineer designing shock-absorbing industrial pads, a footwear manufacturer looking for the perfect midsole, or a creative professional building intricate props, the success of your project hinges on one thing: selecting the right material. At&nbsp;Damao Tech, we understand that not all foam is created equal. In this comprehensive guide, we dive deep into the technical specifications of&nbsp;EVA foam sheets, helping you navigate the complexities of density, hardness, and durability to ensure you get the exact performance your project demands. What is EVA Foam? Ethylene-Vinyl Acetate (EVA) is a closed-cell copolymer foam known for its exceptional versatility. It bridges the gap between soft rubber and rigid plastics, offering [&#8230;]\n","protected":false},"author":1,"featured_media":9696,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[624],"tags":[832,678,662,834,831,833],"class_list":["post-9694","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-eva-material","tag-closed-cell-foam-2","tag-eva-foam-density","tag-eva-foam-sheets","tag-industrial-foam-sheets","tag-shore-a-hardness","tag-ultra-high-density-eva"],"_links":{"self":[{"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/posts\/9694","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/comments?post=9694"}],"version-history":[{"count":0,"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/posts\/9694\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/media\/9696"}],"wp:attachment":[{"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/media?parent=9694"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/categories?post=9694"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shop.damao-tech.com\/ja\/wp-json\/wp\/v2\/tags?post=9694"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}