1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2010 04 15 N-STATUS Replaced by WSS-M2F186-A1/A2 S. Stanciu, NA 2003 01 30 Revised Para 3.0 inserted ; Para 3.1, 3.2, 3.3, 3.11, 4 deleted 1991 11 14 NB00I10043054131 Released J. D. Salow A. J. Stocki Printe
2、d copies are uncontrolled Page 1 of 2 Copyright 2010, Ford Global Technologies, Inc. FABRIC, VINYL COATED, MULTI-PURPOSE WSB-M2F177-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a calendered polyvinyl chloride copolymer film laminated to a texturized polyeste
3、r fabric. 2. APPLICATION This specification was released originally for material used in interior trim as a covering for automotive seat cushions and backs. 3. REQUIREMENTS In addition to the requirements listed herein, this material shall meet all requirements of the WSS-M8P3-D1/D3, PERFORMANCE, FL
4、EXIBLE POLYMERIC FILM, INTERIOR QUALITY material performance specification. 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 BACKING FABRIC Texturized Polyester K
5、nit (WSB-M9H117-B) 3.5 WEIGHT, range LSL USL (ASTM D 751, sample method) 645 - 850 g/m2(745 g/m2average) 3.6 RESISTANCE TO TEAR (Trapezoid), min (ASTM D 5733) LS Warp 100 N (169 N average) Fill 100 N (280 N average) 3.7 BREAKING STRENGTH, min (ASTM D 751, grab method) LS Warp 445 N (640 N average) F
6、ill 445 N (676 N average) The vinyl coating shall not fail before the specified min breaking values are obtained. ENGINEERING MATERIAL SPECIFICATION WSB-M2F177-A Page 2 of 2 Copyright 2010, Ford Global Technologies, Inc. 3.8 SEAM STRENGTH, min (FLTM BN 119-01, except use lockstitch with 6 stitches/2
7、5 mm, 5 sample average in each direction) LS Warp 445 N (662 N average) Fill 445 N (720 N average) 3.9 STRETCH AND SET, range, % (SAE J855) Stretch Set LSL USL Warp 12 - 36 0 - 20 of (23 average) warp stretch Fill 30 - 54 0 - 20 of (43 average) fill stretch 3.10 STIFFNESS, max (ASTM D 747, direct reading at 60 angle with a 0.01 N-m moment weight) USL Warp 24 (14 average) Fill 24 (12 average)
