1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 01 2016 12 04 N-Status Replaced by WSS-M5H31-B1 L.Rabideau, NA 2006 05 03 Activate Released C. McComb, M. Dumitrescu Copyright 2016, Ford Global Technologies, LLC Page 1 of 3 FABRIC, SPACER KNITTED FABRIC, WIND DEFLECTOR WSS-M5H31-A NOT
2、TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a spacer knitted polyester fabric, 4 bars, 28 gauges. 2. APPLICATION This specification was released originally as a wind deflector material of U387 2007 panoramic roof. 3. REQUIREMENTS Material specification requiremen
3、ts are to be used for initial qualification of materials. In addition to the requirements listed herein, this material shall meet the SDS requirements of panoramic moon roof as applicable. When used on the intended application, the material must be capable of performing satisfactory under all produc
4、tion and service conditions. Materials being evaluated for approval to this specification will be subjected to a production trial. Functional trial results must be approved by the affected assembly operation and Design Engineering. Results must be made available to Materials Engineering prior to mat
5、erial approval and release. 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 APPEARANCE (FLTM BI 109-01) The color, pattern, and finish shall match the approved C
6、orporate Design master sample, or shall be as specified on engineering drawing 3.3 WEIGHT, g/m2, +/-10% tolerance (FLTM BN 106-01) Fabric 165 3.4 THICKNESS, mm 0.55 +/- 1 (ASTM D 1777) 3.5 COMPOSITION (ASTM D 276/ASTM D 629) Fabric 100% Polyester ENGINEERING MATERIAL SPECIFICATION WSS-M5H31-A Copyri
7、ght 2016, Ford Global Technologies, LLC Page 2 of 3 3.6 FABRIC CONSTRUCTION 3.6.1 Stitch Count +/- 5% tolerance (ASTM D 3887) Wales 110 per 10 cm Course 204 per 10 cm 3.6.2 Yarn construction (ASTM D 1244) Face 5.6 texf24 (dull polyester) Middle 5.6 texf24 (dull polyester) Back 3.3 texf1 (dull polyes
8、ter) 4 th 5.6 texf24 (dull polyester) 3.6.3 Method of Dyeing Piece Dye 3.7 DIMENSIONAL STABILITY, % max change (FLTM BN 105-03) Humidity 24h, 38 C, 98% RH +/- 1% MD and AMD Heat 24 h at 100 C +/- 1% MD and AMD 3.8 RESISTANCE TO W FLEX No evidence of crazing, lifting (FLTM BN 102-02, 100,000 cycles)
9、peeling), or cracking (before and after heat aging 7 days at 100 C) 3.9 RESISTANCE TO MILDEW The material shall exhibit no visual evidence of mildew growth and/or objectionable odor after 7 days exposure in a humidity cabinet at 38 +/-2 C and 98 +/- 2% relative humidity. 3.10 SOILING AND CLEANABILI
10、TY (FLTM BN 112-08, ISO 105-A02/AATCC Evaluation Procedure 1) After Cleaning, min Rating 3 3.11 ODOR, Rating, max 2 (FLTM BO 131-01) 3.12 FOGGING (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1h and 16 h) Fog number, min 70 Formation of clear film, droplets or crystals
11、 is cause for rejection 3.13 FLAMMABILITY 100mm/min (SAE J369/ISO 3795) ENGINEERING MATERIAL SPECIFICATION WSS-M5H31-A Copyright 2016, Ford Global Technologies, LLC Page 3 of 3 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements
12、 of this specification. 4.1 TENSILE STRENGTH (ASTM D 5034, grab method, 300 mm/min) Warp 500 N Weft 500 N 4.2 COLOR PROPERTIES 4.2.1 Resistance to Fade Rating 4 (SAE J1885) 225.6 kJ/m2 and 488.8 kJ/m2 4.2.2 Resistance to Rubbing (Crocking) Rating 4 (FLTM BN 107-01,AATCC Eval Proc 2) Wet and Dry 4.2.3 Water spotting no stain (FLTM AN 101-01)
