FORD WSS-M4D931-A1-2011 POLYETHYLENE HIGH DENSITY (PE-HD) 25% MICA FILLED BLOW MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《高密度(PE-HD)25%云母填充聚乙烯吹塑材料 与福特WSS-M99P1111-A .pdf
《FORD WSS-M4D931-A1-2011 POLYETHYLENE HIGH DENSITY (PE-HD) 25% MICA FILLED BLOW MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《高密度(PE-HD)25%云母填充聚乙烯吹塑材料 与福特WSS-M99P1111-A .pdf》由会员分享,可在线阅读,更多相关《FORD WSS-M4D931-A1-2011 POLYETHYLENE HIGH DENSITY (PE-HD) 25% MICA FILLED BLOW MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《高密度(PE-HD)25%云母填充聚乙烯吹塑材料 与福特WSS-M99P1111-A .pdf(4页珍藏版)》请在麦多课文档分享上搜索。
1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2011 03 01 No replacement named A. Pan, APAN Status 2006 07 19 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9 & 4 1995 04 25 Activated M. Masserant Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 1 of
2、4 POLYETHYLENE, HIGH DENSITY (PE-HD), WSS-M4D931-A1 25% MICA FILLED BLOW MOLDING COMPOUND NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by this specification are linear high density 25% mica filled polyethylene molding compounds with a medium flexural modulus material used for arm res
3、ts, and a higher flexural modulus material used for seat backs. Both are for covered applications as noted by the approved source list. 2. APPLICATION This specification was released originally for material used for blow molded or extruded seat belt sleeves. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS
4、 FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1.1 All requirements of this specification, identified by symbol(s), shall be met with data representing 3 sigma values. 3.4 MOLDING COMPOUN
5、D (s) 3.4.1 Melt Flow Rate 7.0 - 13.5 g/10 minutes (ISO 1133, 190 C, 2.16 kg) 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparation of Test Specimens Unless otherwise specified all tests shall be carried out on injection molded one-end gated test specimens. The following dimensions are required: A. 150 min x 1
6、0 x 4.0 +/- 0.2 mm (Tensile Bar, ISO 3167) B. 120 x 10 x 4.0 +/- 0.2 mm Specimens with shorter dimensions shall be cut from the center portion of the test specimen A and/or B. The specimens shall be prepared according to ISO 294. No annealing allowed. 3.5.2 Density 1.07 - 1.21 g/cm (ISO 1183, Method
7、 A) ENGINEERING MATERIAL SPECIFICATIONWSS-M4D931-A1Copyright 2011, Ford Global Technologies, LLC Page 2 of 4 Printed copies are uncontrolled Additionally, a Shear Modulus versus Temperature curve shall be plotted for -50 to +100 C temperature range, at 5 C minimum intervals. The plotted curve must b
8、e within tolerance range shown on page 4. (s) 3.5.3 Tensile Strength at Max Load, min 26 MPa (ISO R 527, 150 minimum x 10 x 4.0 +/- 0.2 mm specimen, 50 mm/min test speed (s) 3.5.3.1 Elongation at Break, min 12% (Test Method according to para 3.5.3) (s) 3.5.4 Flexural Modulus, min 1.4 GPa (ISO 178, 8
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