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本文(FORD ESF-M3D121-A1-2004 UNSATURATED POLYESTER (UP) GLASS FIBER REINFORCED BULK MOLDING COMPOUND (BMC) TO BE USED WITH FORD WSS-M99P1111-A 《玻璃纤维增强的不饱和聚酯(UP)预制整体成型料(BMC) 与标准FORD W.pdf)为本站会员(花仙子)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

FORD ESF-M3D121-A1-2004 UNSATURATED POLYESTER (UP) GLASS FIBER REINFORCED BULK MOLDING COMPOUND (BMC) TO BE USED WITH FORD WSS-M99P1111-A 《玻璃纤维增强的不饱和聚酯(UP)预制整体成型料(BMC) 与标准FORD W.pdf

1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2004 11 17 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8 & 4 1988 09 15 Released ESF-M3D121-A2 107002-185-CF4S 1973 04 19 Released ESF-M3D121-A F6C-136 Printed copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC Page

2、1 of 2 UNSATURATED POLYESTER (UP), GLASS FIBER ESF-M3D121-A1 REINFORCED, BULK MOLDING COMPOUND (BMC) ESF-M3D121-A2 1. SCOPE The materials defined by these specifications are glass fiber reinforced thermoset polyester resin premixes. These materials have high strength, are self-extinguishing, and hav

3、e a relatively high heat deflection temperature values. 2. APPLICATION These specifications were released originally for materials used to mold such items as blower motor housing and brush plates (ESF-M3D121-A1), the alternator rotor (ESF-M3D121-A2). ESF-M3D121-A1 replaces and is same as ESF-M3D121-

4、A. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 MOLDED TEST SPECIMEN 3.4.1 Preparation of Test Specimens All test specimens shall be prepared

5、from molded plaques or equivalent. The plaques are to be manufactured from the same material and under equivalent conditions as production parts. Prepared specimens must show no evidence of fiber tear or loose fibers protruding from the specimens. No additional annealing of specimens is allowed. A1

6、A2 3.4.2 Density 1.70 - 2.05 1.70 - 2.05 ISO 1183, Method A/ASTM D 792, Method A1) 3.4.3 Glass Fiber Content, By Weight, % min 15 12 Test Method: ISO 3451/1, Method B, 1 h at 650 +/- 25 C, except use 5% by volume hydrochloric acid solution for 15 min. Rinse the glass fibers several times with distil

7、led water before drying in an oven for 2 h at 120 +/- 2 C. After cooling, weigh the crucibles and calculate the percent glass fibers. ENGINEERING MATERIAL SPECIFICATIONESF-M3D121-A1/A2Printed copies are uncontrolled Copyright 2004, Ford Global Technologies, LLC Page 2 of 2 A1 A2 3.4.4 Tensile Streng

8、th, MPa, min 41.4 49 (ISO R 527/ASTM D 638, 150 min x 12.7 x 3.2 mm specimen, 5 mm/min test speed) 3.4.5 Flexural Strength, MPa, min 128 112 (ISO 178/ASTM D 790, Method I, Procedure A, 130 x 12.7 x 3.2 mm specimen, 50 mm support span) 3.4.6 Compressive Strength, MPa, min 152 168 (ASTM D 695, 12.7 x

9、12.7 x 25 mm specimen, 1.3 mm/min test speed) 3.4.7 Impact Strength, Izod, J/m, min 267 424 (ISO 180, Method A/ASTM D 256, Method A, 63.5 x 12.7 x 3.2 mm specimen, 10 specimen minimum) 3.4.8 Water Absorption, % max 0.2 0.2 (ISO 62, 24 h/ASTM D 570, 24 h) 3.4.9 Heat Deflection Temperature, C min 232

10、260 (ISO 75/ASTM D 648, 130 x 12.7 x 12.7 mm specimen, at 1.82 MPa) 3.5 FLAMMABILITY SE/NBR (ISO 3795/SAE J369) The specimen size required for material approval is 355 x 100 x 6.4 +/- 0.2 mm with a smooth surface. 3.6 ELECTRICAL PROPERTIES 3.6.1 Dielectric Strength, kV/mm, min (IEC 243/ASTM D 149, in insulating oil, 3.2 +/- 0.2 mm thick specimen) 3.6.1.1 Short Time 12.8 13.6 3.6.1.2 Step by Step 11.8 11.8 (5 - 10 kV starting voltage, 20 s steps) 3.6.2 Arc Resistance, s, min 150 180 (ASTM D 495)

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