1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2015 01 22 N Status No usage or replacement D. Murtonen, NA 2003 04 14 Revised Para 3.0 inserted; Para 3.1, 3.2, 3.3, 3.11, 3.12, 4 deleted 2001 05 31 Activated M. Dumitrescu Controlled document at www.MATS
2、Page 1 of 3 Copyright 2015, Ford Global Technologies, Inc. FABRIC, ATLANTA PATTERN, KNIT WSS-M1H850-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a 56 Gauge, Single Raschel pattern, knit body cloth of good quality and uniform composition. 2. APPLICATION This
3、specification was released originally for material used as an interior trim fabric for 2003 Expedition seat bolster. 3. REQUIREMENTS In addition, to the requirements listed herein, the fabric shall meet all requirements of WSS-M8P18-A1/A4 as applicable. Material specification requirements are to be
4、used for initial qualification of materials. 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 FABRIC CONSTRUCTION 3.4.1 Fabric Count, +/- 5 % tolerance (ASTM D 38
5、87) Wales 165 wales/10 cm Courses 252 courses/ 10 cm 3.4.2 Fabric Weight, range, g/m2 (FLTM BN 106-01) Laminated * Face with Backcoat 420-515 340-402 * 3 mm foam thickness ENGINEERING MATERIAL SPECIFICATION WSS-M1H850-A Page 2 of 3 Copyright 2015, Ford Global Technologies, Inc. 3.5 COMPOSITION (ASTM
6、 D 629) Tolerance as specified in WSS-M8P18-A1/A4 Fabric 100 % Polyester Backcoat 100 % Acrylic 3.6 YARN CONSTRUCTION (ASTM D 1244) Face (A) 7.7 tex f34 (Dull Round Polyester) (B) 7.7 tex f34 (Dull Round Polyester) Middle 7.7 tex f34 (Semi Dull Round Textured Polyester) Back 7.7 tex f34 (Dull Round
7、Polyester) 3.7 METHOD OF DYEING Piece Dye 3.8 FINISHING OPERATIONS Knit, Dye, Pad, Nap, Shear Heatset, Inspect, 3.9 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute Note: Not required on face fabric when used as a fully bonded composite. ENGINEERING MATERIAL SPECIFICATION WSS-M1H850-A P
8、age 3 of 3 Copyright 2015, Ford Global Technologies, Inc. 3.10 STRETCH & SET, %, range (SAE J855) Fabrics outside this range may be accepted provided they have been approved jointly by the Materials Engineering activity and the affected Design Engineering and Development activity. Wales Courses Stre
9、tch, range 4 30 2 - 35 Set, max* 12 14 * At no time shall the set exceed 40 % of the measured stretch unless approved jointly by the Materials Engineering activity and the affected Design Engineering and Development activity. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 Purchase departments will ensure that all material defined in this specification and shipped to any one assembly plant will be produced by one supplier only.
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