{"id":674,"date":"2025-11-28T13:04:46","date_gmt":"2025-11-28T05:04:46","guid":{"rendered":"https:\/\/www.dstpvc.com\/?post_type=products&#038;p=674"},"modified":"2026-01-29T09:59:24","modified_gmt":"2026-01-29T01:59:24","slug":"pvc-granules-for-brake-cables-sheathing","status":"publish","type":"products","link":"https:\/\/www.dstpvc.com\/ru\/products\/pvc-granules-for-brake-cables-sheathing\/","title":{"rendered":"\u0413\u0440\u0430\u043d\u0443\u043b\u044b \u041f\u0412\u0425 \u0434\u043b\u044f \u043e\u0431\u043e\u043b\u043e\u0447\u043a\u0438 \u0442\u043e\u0440\u043c\u043e\u0437\u043d\u044b\u0445 \u0442\u0440\u043e\u0441\u043e\u0432"},"content":{"rendered":"<h3>DST provides PVC Granules for brake cable sheathing considering acheiving key performances accordingly.<\/h3>\n<h3><span>Key Performance Requirements for Brake Cable Sheathing<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span>The primary role of the sheathing is to protect the inner cable while allowing for smooth, reliable operation. The key performances required are:<\/span><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span>Abrasion and Wear Resistance<\/span><\/strong><span>: The sheath must withstand repeated rubbing against housings, guides, and other surfaces without wearing through. High abrasion resistance is a fundamental requirement to ensure long service life<\/span><span>.<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span>High Mechanical Strength and Toughness<\/span><\/strong><span>: It needs to resist cutting, crushing, and deformation from external forces. Excellent\u00a0<\/span><strong><span>impact resistance<\/span><\/strong><span>\u00a0is crucial to prevent the sheath from cracking or rupturing under sudden stress\u00a0<\/span><span>.<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span>Flexibility and Cold Resistance<\/span><\/strong><span>: The cable must remain pliable in various weather conditions. Good\u00a0<\/span><strong><span>cold bend performance<\/span><\/strong><span>\u00a0ensures the sheath does not become brittle and crack in low-temperature environments\u00a0<\/span><span>.<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span>Weather and UV Resistance<\/span><\/strong><span>: For cables exposed to sunlight and elements,\u00a0<\/span><strong><span>anti-UV<\/span><\/strong><span>\u00a0properties are essential to prevent degradation, fading, and loss of mechanical strength over time\u00a0<\/span><span>.<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span>Low Friction<\/span><\/strong><span>: A low coefficient of friction between the inner cable and the sheath is vital for smooth braking action and reduced wear\u00a0<\/span><\/p>\n<\/li>\n<\/ul>\n<h3><span>Additives for Performance Enhancement<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span>To achieve the above properties, specific additives must be incorporated into the PVC compound. The table below summarizes key additives and their functions:<\/span><\/p>\n<div class=\"ds-scroll-area _1210dd7 c03cafe9\">\n<div class=\"ds-scroll-area__gutters\">\n<div class=\"ds-scroll-area__horizontal-gutter\"><\/div>\n<div class=\"ds-scroll-area__vertical-gutter\"><\/div>\n<\/div>\n<table style=\"width: 100%;\">\n<thead>\n<tr>\n<th style=\"width: 15.5319%;\"><span>Additive Category<\/span><\/th>\n<th style=\"width: 27.234%;\"><span>Specific Examples<\/span><\/th>\n<th style=\"width: 56.1702%;\"><span>Function in the Compound<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"width: 15.5319%;\"><strong><span>Impact Modifier \/ Toughener<\/span><\/strong><\/td>\n<td style=\"width: 27.234%;\"><span>MABS resin, BOVC resin\u00a0<\/span><span>; MBS, CPE<\/span><\/td>\n<td style=\"width: 56.1702%;\"><span>Dramatically improves toughness and impact resistance, preventing the sheath from cracking under mechanical shock<\/span><span>.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.5319%;\"><strong><span>Wear Resistance Additive<\/span><\/strong><\/td>\n<td style=\"width: 27.234%;\"><span>PVC-specific wear-resistant agent\u00a0<\/span><span>; Oxidized polyethylene wax<\/span><\/td>\n<td style=\"width: 56.1702%;\"><span>Significantly reduces the coefficient of friction and surface wear, extending the cable\u2019s service life\u00a0<\/span><span>. Also acts as a lubricant\u00a0<\/span><span>.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.5319%;\"><strong><span>Plasticizer System<\/span><\/strong><\/td>\n<td style=\"width: 27.234%;\"><span>TOTM, DIDP<\/span><\/td>\n<td style=\"width: 56.1702%;\"><span>Imparts flexibility and determines the softness of the final product. These specific plasticizers offer good resistance to extraction and heat aging.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.5319%;\"><strong><span>Stabilizer<\/span><\/strong><\/td>\n<td style=\"width: 27.234%;\"><span>Calcium\/Zinc composite stabilizer\u00a0<\/span><span>; Dioctyltin dilaurate<\/span><\/td>\n<td style=\"width: 56.1702%;\"><span>Prevents the thermal degradation of PVC during high-temperature processing (e.g., extrusion) and protects the material from heat and UV during its service life\u00a0<\/span><span>.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.5319%;\"><strong><span>Lubricant (Internal)<\/span><\/strong><\/td>\n<td style=\"width: 27.234%;\"><span>Calcium stearate, zinc stearate<\/span><span>; OPE wax\u00a0<\/span><\/td>\n<td style=\"width: 56.1702%;\"><span>Reduces internal friction during processing, improving melt flow and preventing the material from sticking to equipment\u00a0<\/span><span>.<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 15.5319%;\"><strong><span>Fillers<\/span><\/strong><\/td>\n<td style=\"width: 27.234%;\"><span>Ground calcium carbonate, barium sulfate\u00a0<\/span><\/td>\n<td style=\"width: 56.1702%;\"><span>Adjusts cost and can improve certain mechanical properties like stiffness. Surface-treated fillers are preferred for better integration and performance.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span>A Note on Formulation and Testing<\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span>Developing a high-performance PVC compound is a balancing act. The search results emphasize that the\u00a0<\/span><strong><span>optimal selection and proportion of additives<\/span><\/strong><span>\u00a0are critical\u00a0<\/span><span>. Adding too much of one component can negatively affect another property.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span>Therefore, while the additives listed above provide a strong starting point, creating a successful formulation for a critical application like brake cables typically involves:<\/span><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span>\u041f\u0440\u043e\u0442\u043e\u0442\u0438\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0438 \u043b\u0430\u0431\u043e\u0440\u0430\u0442\u043e\u0440\u043d\u044b\u0435 \u0438\u0441\u043f\u044b\u0442\u0430\u043d\u0438\u044f<\/span><\/strong><span>: \u041f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u043e \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u043f\u0430\u0440\u0442\u0438\u0439 \u0438 \u0442\u0449\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0435 \u0438\u0445 \u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043d\u0430 \u043a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0441\u0432\u043e\u0439\u0441\u0442\u0432\u0430, \u0442\u0430\u043a\u0438\u0435 \u043a\u0430\u043a \u0441\u0442\u043e\u0439\u043a\u043e\u0441\u0442\u044c \u043a \u0438\u0441\u0442\u0438\u0440\u0430\u043d\u0438\u044e (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0442\u0435\u0441\u0442 \u043d\u0430 \u0438\u0441\u0442\u0438\u0440\u0430\u043d\u0438\u0435 \u043f\u043e \u0422\u0430\u0431\u0435\u0440\u0443), \u043f\u0440\u043e\u0447\u043d\u043e\u0441\u0442\u044c \u043d\u0430 \u0440\u0430\u0441\u0442\u044f\u0436\u0435\u043d\u0438\u0435, \u0443\u0434\u043b\u0438\u043d\u0435\u043d\u0438\u0435 \u0438 \u0433\u0438\u0431\u043a\u043e\u0441\u0442\u044c \u043f\u0440\u0438 \u043d\u0438\u0437\u043a\u0438\u0445 \u0442\u0435\u043c\u043f\u0435\u0440\u0430\u0442\u0443\u0440\u0430\u0445.<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span>\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438<\/span><\/strong><span>: \u041f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435 \u0440\u0435\u0430\u043b\u044c\u043d\u044b\u0445 \u0441\u0438\u043c\u0443\u043b\u044f\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0438\u0441\u043f\u044b\u0442\u0430\u043d\u0438\u0439 \u0433\u043e\u0442\u043e\u0432\u043e\u0433\u043e \u043a\u0430\u0431\u0435\u043b\u044f \u0432 \u043e\u0431\u043e\u043b\u043e\u0447\u043a\u0435, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0446\u0438\u043a\u043b\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u0443\u0441\u0442\u0430\u043b\u043e\u0441\u0442\u043d\u044b\u0435 \u0438\u0441\u043f\u044b\u0442\u0430\u043d\u0438\u044f \u0438 \u0438\u0441\u043f\u044b\u0442\u0430\u043d\u0438\u044f \u043d\u0430 \u0441\u0442\u0430\u0440\u0435\u043d\u0438\u0435 \u043f\u043e\u0434 \u0432\u043e\u0437\u0434\u0435\u0439\u0441\u0442\u0432\u0438\u0435\u043c \u043e\u043a\u0440\u0443\u0436\u0430\u044e\u0449\u0435\u0439 \u0441\u0440\u0435\u0434\u044b.<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><span>\u041d\u0430\u0434\u0435\u044e\u0441\u044c, \u044d\u0442\u043e\u0442 \u043f\u043e\u0434\u0440\u043e\u0431\u043d\u044b\u0439 \u0440\u0430\u0437\u0431\u043e\u0440 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0442 \u043f\u0440\u043e\u0447\u043d\u0443\u044e \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u0443\u044e \u043e\u0441\u043d\u043e\u0432\u0443 \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0432\u0430\u0448\u0435\u0433\u043e \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430. \u0415\u0441\u043b\u0438 \u0432\u0430\u043c \u043f\u043e\u0442\u0440\u0435\u0431\u0443\u0435\u0442\u0441\u044f \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u044b\u0445 \u043c\u0435\u0442\u043e\u0434\u0430\u0445 \u0438\u0441\u043f\u044b\u0442\u0430\u043d\u0438\u0439 \u0438\u043b\u0438 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430\u0445 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u043e\u0432, \u043f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u043d\u0435 \u0441\u0442\u0435\u0441\u043d\u044f\u0439\u0442\u0435\u0441\u044c \u043e\u0431\u0440\u0430\u0449\u0430\u0442\u044c\u0441\u044f.<\/span><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>DST PVC granules used in brake cable sheathing must highlight a specific set of properties that ensure durability, safety, and performance under mechanical and environmental 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