{"id":1037,"date":"2018-06-23T10:16:39","date_gmt":"2018-06-23T07:16:39","guid":{"rendered":"https:\/\/materialwizard.com.ua\/?p=1037"},"modified":"2026-06-07T09:07:01","modified_gmt":"2026-06-07T06:07:01","slug":"steklovolokno","status":"publish","type":"post","link":"https:\/\/materialwizard.com.ua\/en\/steklovolokno\/","title":{"rendered":"Glass fiber for polymer reinforcement \u2014 E-glass, ECR-glass, S-glass"},"content":{"rendered":"<p><\/p>\n<h3>Description<\/h3>\n<p><strong>Glass Fiber<\/strong> for reinforcing polymer compounds and composites from <strong>Material Wizard<\/strong> \u2014 a wide range of glass types (E-glass, S-glass, ECR-glass), geometries (chopped 3\u20134.5 mm, long-fiber 10\u201312 mm, roving for pultrusion, milled fiber 0.2 mm) and sizings adapted to the specific polymer matrix type (PA, PBT, PC, PP, epoxy, vinyl ester). The base reinforcing filler for all GF-grade compounds in the MW catalog: Examid PA66 GF30\/GF50, Exablend PBT GF30-W3201, PC GF30-930, Ultraplen PP GF30-530 and dozens of others.<\/p>\n<h3>Glass types \u2014 selected for the service environment<\/h3>\n<ul>\n<li><strong>E-glass (alumino-borosilicate)<\/strong> \u2014 the standard, 85 % of the global market. Fiber tensile strength ~3500 MPa, modulus ~73 GPa. Universal for PA\/PBT\/PP\/PC.<\/li>\n<li><strong>ECR-glass (E-Corrosion Resistant)<\/strong> \u2014 boron-free, improved resistance to acids, alkalis and seawater. For the chemical industry, offshore and agro applications.<\/li>\n<li><strong>S-glass \/ R-glass \/ T-glass<\/strong> \u2014 high-strength (tensile ~4700 MPa, modulus ~86 GPa), for aerospace, ballistic protection and high-end composites. 3\u20135 times more expensive than E-glass.<\/li>\n<li><strong>C-glass (chemical)<\/strong> \u2014 for chemical resistance in acidic environments (no alkalis)<\/li>\n<li><strong>AR-glass (alkali-resistant)<\/strong> \u2014 for reinforcing cement composites (GFRC)<\/li>\n<\/ul>\n<h3>Geometry and supply form<\/h3>\n<ul>\n<li><strong>Chopped strands (chopped fiber):<\/strong> length 3.0, 4.5, 6.0 mm; for compounding with thermoplastics on a twin-screw extruder. After processing, the actual fiber length in the part is 0.2\u20130.4 mm.<\/li>\n<li><strong>Long-fiber pellets (LFT-G):<\/strong> 10\u201312 mm pellets in which the fiber runs the full length of the granule. After molding, the fiber in the part is 3\u20138 mm long, providing substantially better impact and creep performance.<\/li>\n<li><strong>Direct roving (assembled\/single):<\/strong> 600\u20134800 tex, for pultrusion, filament winding and weaving into fabrics (woven roving).<\/li>\n<li><strong>Milled fiber:<\/strong> 0.1\u20130.2 mm length, for thin-walled parts and SMC\/BMC compounds.<\/li>\n<li><strong>Chopped strand mat (CSM):<\/strong> for hand lay-up and contact molding.<\/li>\n<li><strong>Continuous filament mat (CFM):<\/strong> for continuous molding.<\/li>\n<\/ul>\n<h3>Sizing \u2014 critical for adhesion to the matrix<\/h3>\n<p>Sizing is an ultra-thin polymer layer on the fiber surface that ensures compatibility with the specific polymer matrix and protects against abrasion. Without the correct sizing, a GF-grade compound loses 30\u201350 % of its mechanical properties.<\/p>\n<ul>\n<li><strong>Aminosilane sizing<\/strong> \u2014 for PA6, PA66 (interacts with -NH\u2082 and -COOH end groups)<\/li>\n<li><strong>Epoxy-compatible sizing<\/strong> \u2014 for epoxy composites and PC<\/li>\n<li><strong>Polyester-compatible sizing<\/strong> \u2014 for PBT, PET<\/li>\n<li><strong>Vinyl-ester \/ unsaturated polyester sizing<\/strong> \u2014 for GFRP composites<\/li>\n<li><strong>Multi-compatible sizing<\/strong> \u2014 universal grades compatible with different matrices<\/li>\n<\/ul>\n<h3>Brand mapping of global manufacturers<\/h3>\n<ul>\n<li><strong>Owens Corning (OCV)<\/strong> \u2014 the global leader; flagship \u2014 Advantex\u00ae ECR-glass; Sustainwise\u00ae eco line<\/li>\n<li><strong>Jushi Group (China)<\/strong> \u2014 the largest Chinese producer of E-glass for compounding<\/li>\n<li><strong>Taishan Fiberglass (China)<\/strong> \u2014 Jushi&#8217;s closest competitor<\/li>\n<li><strong>3B Fibreglass (Belgium)<\/strong> \u2014 premium E\/ECR-glass for technical applications<\/li>\n<li><strong>Nittobo (Japan)<\/strong> \u2014 premium high-modulus glass<\/li>\n<li><strong>Johns Manville (USA)<\/strong> \u2014 wide range of E-glass and specialty grades<\/li>\n<li><strong>NEG (Nippon Electric Glass)<\/strong> \u2014 high-performance glass for electronics<\/li>\n<\/ul>\n<h3>Typical loading in polymer compounds<\/h3>\n<ul>\n<li><strong>10\u201315 % GF<\/strong> \u2014 light reinforcement, modulus increase of 1.5\u20132\u00d7, minimal impact reduction<\/li>\n<li><strong>20\u201330 % GF<\/strong> \u2014 the standard for engineering parts (our Examid PA66 GF30, Exablend PBT GF30-W3201, PC GF30-930)<\/li>\n<li><strong>40\u201350 % GF<\/strong> \u2014 high-modulus grades for metal replacement (our Examid PA66 GF50, PA66 CF40)<\/li>\n<li><strong>60+ % GF<\/strong> \u2014 extremely high reinforcement for special tasks (e.g. arc-quenching plates in switchgear)<\/li>\n<\/ul>\n<h3>Typical monofilament parameters (E-glass)<\/h3>\n<ul>\n<li>Diameter: 10\u201314 \u00b5m (standard), 7\u20139 \u00b5m (fine), 17\u201320 \u00b5m (coarse)<\/li>\n<li>Density: 2.54 g\/cm\u00b3<\/li>\n<li>Fiber tensile strength: ~3500 MPa<\/li>\n<li>Fiber tensile modulus: ~73 GPa<\/li>\n<li>Elongation at break: ~4 %<\/li>\n<li>CTE: 5 \u00d7 10\u207b\u2076 \/K (one of the lowest among fillers)<\/li>\n<li>Softening: ~840 \u00b0C; melting: ~1200 \u00b0C<\/li>\n<\/ul>\n<h3>Use in our MW compounds<\/h3>\n<p>Glass fiber is used in all our GF-grade products:<\/p>\n<ul>\n<li><a href=\"\/examid-pa66-gf30\/\">Examid\u00ae PA66 GF30<\/a> \u2014 the standard for engineering PA66<\/li>\n<li><a href=\"\/examid-pa66-gf50\/\">Examid\u00ae PA66 GF50<\/a> \u2014 high-modulus metal replacement<\/li>\n<li><a href=\"\/exablend-pbt-gf30-w3201\/\">Exablend\u00ae PBT GF30-W3201<\/a> \u2014 V-0 GF30 for electrical engineering<\/li>\n<li><a href=\"\/exablend-pc-gf-930\/\">Exablend\u00ae PC GF30-930<\/a> \u2014 structural PC<\/li>\n<li><a href=\"\/ultraplen-530\/\">Ultraplen\u00ae PP GF30-530<\/a> \u2014 PP GF30 substitute for PA GF<\/li>\n<li><a href=\"\/ultraplen-pp-gf304164\/\">Ultraplen\u00ae PP GF30-4164<\/a> \u2014 PP GF30 copolymer<\/li>\n<li><a href=\"\/ultraplen-pp-lgf55\/\">Ultraplen\u00ae PP LGF55<\/a> \u2014 long-fiber concentrate<\/li>\n<\/ul>\n<h3>Limitations and trade-offs<\/h3>\n<ul>\n<li>Shrinkage and modulus anisotropy along fiber flow lines \u2014 critical for precision and flat parts<\/li>\n<li>Visible fiber on the surface (white streaks) of thin-walled parts<\/li>\n<li>Increased wear of tooling and screws \u2014 stainless steel or DLC-coated recommended<\/li>\n<li>Reduced impact strength (the brittleness characteristic of GF-reinforced polymers)<\/li>\n<li>High-impact GF grades require impact modifiers in combination with GF<\/li>\n<\/ul>\n<h3>Test methods (for batch characterization)<\/h3>\n<p>ISO 1888 (monofilament diameter), ISO 5025 (LOI \u2014 sizing content burn-off), ISO 1889 (roving diameter and tex), ISO 3344 (sizing moisture content), ASTM D2256 (single-filament tensile strength), SEM microscopy for sizing morphology.<\/p>\n<p><em>The listed values are typical for E-glass; specific values depend on the manufacturer, sizing type and batch. Please request the TDS for a specific batch before industrial use.<\/em><\/p>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Description Glass Fiber for reinforcing polymer compounds and composites from Material Wizard \u2014 a wide range of glass types (E-glass, S-glass, ECR-glass), geometries (chopped 3\u20134.5 mm, long-fiber 10\u201312 mm, roving for pultrusion, milled fiber 0.2 mm) and sizings adapted to the specific polymer matrix type (PA, PBT, PC, PP, epoxy, vinyl ester). The base reinforcing [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":638,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41],"tags":[],"class_list":["post-1037","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-processing-aids"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Glass fiber for PA, PBT, PC, PP \u2014 chopped, roving, LFT | MW<\/title>\n<meta name=\"description\" content=\"Glass Fiber for compounding PA, PBT, PC, PP. E-glass, ECR-glass, S-glass; chopped 3-4.5 mm, roving, LFT 10-12 mm. OCV, Jushi, 3B. 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