{"id":12535,"date":"2026-08-17T12:10:19","date_gmt":"2026-08-17T10:10:19","guid":{"rendered":"https:\/\/tehnotent-plus.com\/pvh-tkanina-440-630-porivniannia\/"},"modified":"2026-08-17T13:57:42","modified_gmt":"2026-08-17T11:57:42","slug":"pvc-fabric-440-vs-630-gsm-comparison","status":"publish","type":"post","link":"https:\/\/tehnotent-plus.com\/en\/pvc-fabric-440-vs-630-gsm-comparison\/","title":{"rendered":"PVC Fabric 440 vs 630 g\/m\u00b2: What\u2019s the Difference and Which Weight Should You Choose?"},"content":{"rendered":"<p>PVC fabrics at 440 and 630 g\/m\u00b2 both have a waterproof coating, can be welded, and are suitable for making covers, bags, and protective sheeting. The main practical difference lies in weight, thickness, flexibility, and the ability to withstand regular stress.<\/p>\n<p style=\"margin: 0 0 28px;\"><strong>Lightweight PVC fabric 440 g\/m\u00b2<\/strong> is more convenient for mobile and removable products. <strong>Standard PVC fabric 630 g\/m\u00b2<\/strong> is more commonly chosen for vehicle covers, canopies, and other structures that are kept under constant tension or used outdoors. That said, density is not the only indicator of strength: you also need to consider the reinforcing base, PVC coating, adhesion, frost resistance, and the specific properties of each material.<\/p>\n<p><!-- SHORT COMPARISON --><\/p>\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px; margin: 30px 0 44px;\">\n<section style=\"flex: 1 1 320px; padding: 26px; background: #f4f8fb; border: 1px solid #d9e5ee; border-top: 5px solid #6aa6ce; border-radius: 10px; box-sizing: border-box;\">\n<p style=\"margin: 0 0 6px; color: #526b7c; font-size: 14px; font-weight: bold; letter-spacing: .06em; text-transform: uppercase;\">Lightweight<\/p>\n<h2 style=\"margin: 0 0 18px; color: #14395e; font-size: 27px; line-height: 1.25;\">PVC fabric 440 g\/m\u00b2<\/h2>\n<ul style=\"margin: 0 0 24px; padding-left: 21px;\">\n<li style=\"margin-bottom: 8px;\">lighter finished product;<\/li>\n<li style=\"margin-bottom: 8px;\">easier to fold, carry, and install;<\/li>\n<li style=\"margin-bottom: 8px;\">suitable for moderate loads;<\/li>\n<li>covers, bags, seasonal and removable sheeting.<\/li>\n<\/ul>\n<p><a style=\"display: inline-block; color: #14395e; font-weight: bold; text-decoration: underline; text-underline-offset: 3px;\" href=\"https:\/\/tehnotent-plus.com\/en\/product-category\/pvc-tarpaulin\/pvc-fabric-440g-lightweight\/\">View 440 g\/m\u00b2 fabric \u2192<\/a><\/p>\n<\/section>\n<section style=\"flex: 1 1 320px; padding: 26px; background: #eef3f7; border: 1px solid #cbd9e4; border-top: 5px solid #14395e; border-radius: 10px; box-sizing: border-box;\">\n<p style=\"margin: 0 0 6px; color: #526b7c; font-size: 14px; font-weight: bold; letter-spacing: .06em; text-transform: uppercase;\">Standard<\/p>\n<h2 style=\"margin: 0 0 18px; color: #14395e; font-size: 27px; line-height: 1.25;\">PVC fabric 630 g\/m\u00b2<\/h2>\n<ul style=\"margin: 0 0 24px; padding-left: 21px;\">\n<li style=\"margin-bottom: 8px;\">thicker and heavier fabric;<\/li>\n<li style=\"margin-bottom: 8px;\">for regular tension and heavy-duty use;<\/li>\n<li style=\"margin-bottom: 8px;\">higher resistance to mechanical stress;<\/li>\n<li>vehicle covers, canopies, curtains, and fixed sheeting.<\/li>\n<\/ul>\n<p><a style=\"display: inline-block; color: #14395e; font-weight: bold; text-decoration: underline; text-underline-offset: 3px;\" href=\"https:\/\/tehnotent-plus.com\/en\/product-category\/pvc-tarpaulin\/pvc-fabric-630-g-standard-unlacquered\/\">View 630 g\/m\u00b2 fabric \u2192<\/a><\/p>\n<\/section>\n<\/div>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"display: block; width: 100%; height: auto; margin: 0 0 28px; border-radius: 12px;\" src=\"https:\/\/tehnotent-plus.com\/wp-content\/uploads\/2026\/08\/polegshena-ta-standartna-tkanina-pvh.jpg\" alt=\"Lightweight and standard PVC fabric \u2014 density comparison 440 and 630 g\/m\u00b2\" width=\"1465\" height=\"825\" \/><\/p>\n<h2 style=\"margin: 44px 0 20px; padding-bottom: 10px; color: #14395e; font-size: 28px; line-height: 1.3; border-bottom: 1px solid #d8e2e9;\">What PVC fabric density means<\/h2>\n<p style=\"margin: 0 0 16px;\">Density in g\/m\u00b2 indicates the weight of one square metre of material. So 10 m\u00b2 of 440 g\/m\u00b2 fabric weighs approximately 4.4 kg, while 10 m\u00b2 of 630 g\/m\u00b2 fabric weighs around 6.3 kg \u2014 not counting seams, fixings, and hardware. On a large cover, this difference becomes noticeable during installation, folding, and transport.<\/p>\n<p style=\"margin: 0 0 20px;\">Higher density generally means a thicker fabric, but does not automatically guarantee better quality. Two fabrics of the same density can differ in polyester base structure, thread strength, PVC coating thickness, adhesion, and resistance to external factors.<\/p>\n<div style=\"padding: 18px 22px; margin: 24px 0 42px; background: #f4f8fb; border-left: 4px solid #14395e; border-radius: 6px;\"><strong style=\"color: #14395e;\">Important:<\/strong> both materials have a waterproof PVC coating. The waterproofness of the finished product also depends on seam quality, welding, fixings, and structural elements.<\/div>\n<p><!-- 440 G\/M\u00b2 --><\/p>\n<h2 style=\"margin: 44px 0 20px; padding-bottom: 10px; color: #14395e; font-size: 28px; line-height: 1.3; border-bottom: 1px solid #d8e2e9;\">When 440 g\/m\u00b2 PVC fabric is sufficient<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 28px; margin: 0 0 32px;\">\n<div style=\"flex: 1 1 410px;\"><img loading=\"lazy\" decoding=\"async\" style=\"display: block; width: 100%; height: auto; border-radius: 10px;\" src=\"https:\/\/tehnotent-plus.com\/wp-content\/uploads\/2026\/08\/polegshena-tkanina-pvh-440-g-m2.jpg\" alt=\"Bag and soft children's blocks made from lightweight PVC fabric 440 g\/m\u00b2\" width=\"1465\" height=\"825\" \/><\/div>\n<div style=\"flex: 1 1 410px;\">\n<p style=\"margin: 0 0 14px;\">Lightweight <a style=\"color: #1e5799; font-weight: bold; text-decoration: underline; text-underline-offset: 3px;\" href=\"https:\/\/tehnotent-plus.com\/en\/product-category\/pvc-tarpaulin\/pvc-fabric-440g-lightweight\/\">PVC fabric 440 g\/m\u00b2<\/a> is the right choice where low weight, flexibility, and ease of handling matter, and where loads remain moderate.<\/p>\n<ul style=\"margin: 0; padding-left: 21px;\">\n<li style=\"margin-bottom: 8px;\"><strong>Protective covers<\/strong> for machinery, equipment, and garden furniture.<\/li>\n<li style=\"margin-bottom: 8px;\"><strong>Transport bags<\/strong> for tools, gear, and components.<\/li>\n<li style=\"margin-bottom: 8px;\"><strong>Seasonal and removable sheeting<\/strong> that is regularly folded or carried.<\/li>\n<li><strong>Children&#8217;s and sports products:<\/strong> soft blocks, modules, and lightweight covers.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<p style=\"margin: 0 0 18px;\">For a large cover, a product kept under constant tension, or a structure exposed to strong wind loads, the fabric must be selected carefully. Even seasonal use doesn&#8217;t always mean that lightweight material will be sufficient.<\/p>\n<p><!-- 630 G\/M\u00b2 --><\/p>\n<h2 style=\"margin: 44px 0 20px; padding-bottom: 10px; color: #14395e; font-size: 28px; line-height: 1.3; border-bottom: 1px solid #d8e2e9;\">When to choose 630 g\/m\u00b2 PVC fabric<\/h2>\n<div style=\"display: flex; flex-wrap: wrap-reverse; align-items: center; gap: 28px; margin: 0 0 32px;\">\n<div style=\"flex: 1 1 410px;\">\n<p style=\"margin: 0 0 14px;\">Standard <a style=\"color: #1e5799; font-weight: bold; text-decoration: underline; text-underline-offset: 3px;\" href=\"https:\/\/tehnotent-plus.com\/en\/product-category\/pvc-tarpaulin\/pvc-fabric-630-g-standard-unlacquered\/\">PVC fabric 630 g\/m\u00b2<\/a> is more commonly chosen for products that are regularly subjected to tension, vibration, wind, and mechanical stress.<\/p>\n<ul style=\"margin: 0; padding-left: 21px;\">\n<li style=\"margin-bottom: 8px;\"><strong>Vehicle covers<\/strong> for trucks, trailers, semi-trailers, and pickups.<\/li>\n<li style=\"margin-bottom: 8px;\"><strong>Frame covers and canopies<\/strong> designed for long-term use.<\/li>\n<li style=\"margin-bottom: 8px;\"><strong>Tarpaulin curtains and partitions<\/strong> for industrial and warehouse spaces.<\/li>\n<li><strong>Large protective covers<\/strong> where additional strength reserve is important.<\/li>\n<\/ul>\n<\/div>\n<div style=\"flex: 1 1 410px;\"><img loading=\"lazy\" decoding=\"async\" style=\"display: block; width: 100%; height: auto; border-radius: 10px;\" src=\"https:\/\/tehnotent-plus.com\/wp-content\/uploads\/2026\/08\/tentova-tkanina-pvh-630-g-m2.jpg\" alt=\"Covers for car trailers made from standard PVC fabric 630 g\/m\u00b2\" width=\"1465\" height=\"825\" \/><\/div>\n<\/div>\n<p style=\"margin: 0 0 18px;\">The greater weight of the standard fabric can be a drawback for a product that needs to be removed or carried frequently. So choosing 630 g\/m\u00b2 makes sense when its performance advantages outweigh the need for portability.<\/p>\n<p><!-- COMPARISON TABLE --><\/p>\n<h2 style=\"margin: 44px 0 20px; padding-bottom: 10px; color: #14395e; font-size: 28px; line-height: 1.3; border-bottom: 1px solid #d8e2e9;\">PVC fabric 440 vs 630 g\/m\u00b2 \u2014 comparison<\/h2>\n<div style=\"width: 100%; overflow-x: auto; margin: 22px 0 12px; border: 1px solid #d8e2e9; border-radius: 9px;\">\n<table style=\"width: 100%; min-width: 720px; border-collapse: collapse; font-size: 16px; line-height: 1.5;\" aria-describedby=\"pvh-table-note\">\n<caption style=\"position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;\">Practical comparison of lightweight PVC fabric 440 g\/m\u00b2 and standard PVC fabric 630 g\/m\u00b2<\/caption>\n<thead>\n<tr>\n<th style=\"width: 28%; padding: 14px 16px; background: #14395e; color: #fff; text-align: left;\" scope=\"col\">Parameter<\/th>\n<th style=\"width: 36%; padding: 14px 16px; background: #14395e; color: #fff; text-align: left;\" scope=\"col\">440 g\/m\u00b2<\/th>\n<th style=\"width: 36%; padding: 14px 16px; background: #14395e; color: #fff; text-align: left;\" scope=\"col\">630 g\/m\u00b2<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #f4f8fb;\">\n<th style=\"padding: 13px 16px; text-align: left; border-bottom: 1px solid #d8e2e9;\" scope=\"row\">Weight per 10 m\u00b2<\/th>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Approx. 4.4 kg<\/td>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Approx. 6.3 kg<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 13px 16px; text-align: left; border-bottom: 1px solid #d8e2e9;\" scope=\"row\">Thickness and flexibility<\/th>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Thinner, folds more easily<\/td>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Thicker, stiffer to handle<\/td>\n<\/tr>\n<tr style=\"background: #f4f8fb;\">\n<th style=\"padding: 13px 16px; text-align: left; border-bottom: 1px solid #d8e2e9;\" scope=\"row\">Typical load<\/th>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Moderate<\/td>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Regular and heavy-duty<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 13px 16px; text-align: left; border-bottom: 1px solid #d8e2e9;\" scope=\"row\">Product portability<\/th>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">More convenient for frequent folding and carrying<\/td>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Heavier finished product<\/td>\n<\/tr>\n<tr style=\"background: #f4f8fb;\">\n<th style=\"padding: 13px 16px; text-align: left; border-bottom: 1px solid #d8e2e9;\" scope=\"row\">Joining method<\/th>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Sewing, hot air, HF welding<\/td>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Sewing, hot air, HF welding<\/td>\n<\/tr>\n<tr>\n<th style=\"padding: 13px 16px; text-align: left; border-bottom: 1px solid #d8e2e9;\" scope=\"row\">Typical products<\/th>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Covers, bags, mobile and seasonal sheeting<\/td>\n<td style=\"padding: 13px 16px; border-bottom: 1px solid #d8e2e9;\">Vehicle covers, canopies, curtains, fixed sheeting<\/td>\n<\/tr>\n<tr style=\"background: #f4f8fb;\">\n<th style=\"padding: 13px 16px; text-align: left;\" scope=\"row\">Waterproof coating<\/th>\n<td style=\"padding: 13px 16px;\">Yes<\/td>\n<td style=\"padding: 13px 16px;\">Yes<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p id=\"pvh-table-note\" style=\"margin: 10px 0 36px; color: #647581; font-size: 14px; line-height: 1.55;\">The table shows typical practical differences. Exact thickness, tensile and tear strength, coating adhesion, frost resistance, and other parameters depend on the manufacturer, color, and specific batch of fabric. For technical projects, specifications should be verified against the material data sheet.<\/p>\n<p><!-- HOW TO CHOOSE --><\/p>\n<h2 style=\"margin: 44px 0 20px; padding-bottom: 10px; color: #14395e; font-size: 28px; line-height: 1.3; border-bottom: 1px solid #d8e2e9;\">How to choose the right density for your product<\/h2>\n<div>\n<p>When choosing, consider not just the material weight, but also the dimensions of the finished product, intensity of use, mounting method, and expected loads.<\/p>\n<p><strong>How often will the product be used?<\/strong><br \/>\nFor seasonal, temporary, and removable covers, 440 g\/m\u00b2 fabric is often sufficient. For regular or year-round use, 630 g\/m\u00b2 is more commonly chosen.<\/p>\n<p><strong>How important is the weight of the finished product?<\/strong><br \/>\nIf a cover needs to be removed, folded, and carried frequently, lightweight 440 g\/m\u00b2 fabric will be more convenient. If portability is not critical, a denser material can take priority.<\/p>\n<p><strong>What will the dimensions and mounting method be?<\/strong><br \/>\nThe larger the panel area and the greater the distance between mounting points, the higher the load on the fabric. You also need to account for eyelets, straps, pockets, hems, and reinforced zones.<\/p>\n<\/div>\n<div style=\"display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 24px; margin: 30px 0 44px; background: #fff7ed; border: 1px solid #f1d5b5; border-left: 5px solid #e67e22; border-radius: 8px;\">\n<p style=\"flex: 1 1 520px; margin: 0; color: #283d4e;\"><strong style=\"color: #14395e;\">Not sure which to choose?<\/strong> Tell us what the product is for, its dimensions, and how it will be used \u2014 we&#8217;ll help you compare the right materials.<\/p>\n<p><a class=\"popmake-10474\" style=\"display: inline-block; padding: 13px 24px; background: #b85100; color: #ffffff; border-radius: 6px; font-weight: bold; text-decoration: none;\" href=\"#\">Get advice<\/a><\/p>\n<\/div>\n<p><!-- FAQ --><\/p>\n<h2 style=\"margin: 44px 0 20px; padding-bottom: 10px; color: #14395e; font-size: 28px; line-height: 1.3; border-bottom: 1px solid #d8e2e9;\">Frequently asked questions about choosing PVC fabric<\/h2>\n<div style=\"margin: 18px 0 44px; border-top: 1px solid #d8e2e9;\">\n<details style=\"padding: 0; border-bottom: 1px solid #d8e2e9;\">\n<summary style=\"padding: 17px 4px; color: #14395e; font-weight: bold; cursor: pointer;\">What is the difference between PVC fabric 440 g\/m\u00b2 and 630 g\/m\u00b2?<\/summary>\n<div style=\"padding: 0 4px 18px;\">The 440 g\/m\u00b2 fabric is lighter, thinner, and more convenient for products that need to be folded, carried, or regularly removed. The 630 g\/m\u00b2 fabric is heavier and designed for more intensive use, constant tension, and higher mechanical loads.<\/div>\n<\/details>\n<details style=\"padding: 0; border-bottom: 1px solid #d8e2e9;\">\n<summary style=\"padding: 17px 4px; color: #14395e; font-weight: bold; cursor: pointer;\">Which fabric should I choose for a trailer cover?<\/summary>\n<div style=\"padding: 0 4px 18px;\">For a cover used while driving \u2014 subject to tension, vibration, and oncoming airflow \u2014 PVC fabric 630 g\/m\u00b2 is the standard choice. You also need to consider the frame dimensions, distance between mounting points, and operating conditions.<\/div>\n<\/details>\n<details style=\"padding: 0; border-bottom: 1px solid #d8e2e9;\">\n<summary style=\"padding: 17px 4px; color: #14395e; font-weight: bold; cursor: pointer;\">Can both fabrics be HF-welded?<\/summary>\n<div style=\"padding: 0 4px 18px;\">Yes. Both 440 and 630 g\/m\u00b2 PVC fabrics can be joined by sewing, hot air, or HF welding. Welding parameters and seam settings are adjusted based on the thickness, surface, and coating of the specific material.<\/div>\n<\/details>\n<details style=\"padding: 0; border-bottom: 1px solid #d8e2e9;\">\n<summary style=\"padding: 17px 4px; color: #14395e; font-weight: bold; cursor: pointer;\">Is heavier PVC fabric always stronger?<\/summary>\n<div style=\"padding: 0 4px 18px;\">Not always. Density affects weight and is generally related to fabric thickness, but strength also depends on the polyester base, PVC coating quality, adhesion, and manufacturing technology. Materials should always be compared by their technical specifications.<\/div>\n<\/details>\n<details style=\"padding: 0; border-bottom: 1px solid #d8e2e9;\">\n<summary style=\"padding: 17px 4px; color: #14395e; font-weight: bold; cursor: pointer;\">Can I buy 440 and 630 g\/m\u00b2 fabric by the metre?<\/summary>\n<div style=\"padding: 0 4px 18px;\">Most stock items are sold from 1 linear metre. You can also order fabric by the full roll or in wholesale quantities. Available colors, fabric width, and roll length should be confirmed for each specific item.<\/div>\n<\/details>\n<\/div>\n<p><!-- FINAL CTA --><\/p>\n<section style=\"padding: 34px 28px; margin: 44px 0 18px; background: #14395e; border-radius: 12px; text-align: center;\">\n<h2 style=\"margin: 0 0 12px; color: #fff; font-size: 28px; line-height: 1.3;\">We&#8217;ll help you choose the right PVC fabric<\/h2>\n<p style=\"max-width: 760px; margin: 0 auto 22px; color: #e9f0f5; font-size: 18px;\">We&#8217;ll check current stock availability and prepare a calculation for the quantity you need.<\/p>\n<div style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 12px;\"><a style=\"display: inline-block; padding: 13px 24px; background: #b85100; color: #fff; border-radius: 6px; font-weight: bold; text-decoration: none;\" href=\"https:\/\/tehnotent-plus.com\/en\/contacts\/\">Request a Consultation<\/a><br \/>\n<a style=\"display: inline-block; padding: 12px 24px; background: #fff; color: #14395e; border: 1px solid #fff; border-radius: 6px; font-weight: bold; text-decoration: none;\" href=\"https:\/\/tehnotent-plus.com\/en\/product-category\/pvc-tarpaulin\/\">View PVC fabrics<\/a><\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>PVC fabrics at 440 and 630 g\/m\u00b2 both have a waterproof coating, can be welded, and are suitable for making covers, bags, and protective sheeting. The main practical difference lies in weight, thickness, flexibility, and the ability to withstand regular stress. Lightweight PVC fabric 440 g\/m\u00b2 is more convenient for mobile and removable products. Standard [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12533,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[231],"tags":[233],"class_list":["post-12535","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pvc-tarpaulin","tag-pvc-tarpaulin"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PVC Fabric 440 vs 630 g\/m\u00b2: Comparison and How to Choose<\/title>\n<meta name=\"description\" content=\"Compare 440 and 630 g\/m\u00b2 PVC fabric by weight, thickness, strength, and applications. 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