1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2013 10 04 N Status No replacement named D. Murtonen, NA 2010 01 14 Activated M. Dumitrescu, NA Controlled document at www.MATS Copyright 2013, Ford Global Technologies, LLC Page 1 of 3 FABRIC, EVOTEX PATTERN, KNIT FABRIC WSS-M5H36-A NOT TO BE
2、 USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a Evotex pattern, warp knit fabric. 2. APPLICATION This specification was released originally for material used as a cover material for headliners. Limitations This cover material must always be bonded 100 % to a substrate m
3、aterial to form a composite (localized or spotty adhesion is unacceptable) in order to meet flammability requirements. 3. REQUIREMENTS In addition to the requirements listed herein, when the material is used in a unitized headliner assembly, shall also meet the requirements of WSS-M15P27* when teste
4、d as an assembly. Any other applications of this material would require prior approval of Materials Engineering. * use the latest level of performance specification 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirem
5、ents for Production Materials (WSS-M99P1111-A). 3.2 APPEARANCE (FLTM BI 109-01) The color, pattern, and finish shall match the approved Design Center master sample, or shall be specified on the engineering drawing. 3.3 COMPOSITION (ASTM D 276) Fabric 100% Polyester 3.4 FABRIC REQUIREMENTS The follow
6、ing requirements shall be conducted on unbonded fabric: 3.4.1 Fiber Description and Construction (ASTM D 1244) Knit fabric, 4 bars 7.8 tex polyester yarn ENGINEERING MATERIAL SPECIFICATIONWSS-M5H36-A Copyright 2013, Ford Global Technologies, LLC Page 2 of 3 3.4.2 Fabric Count,+/- 5% (ASTM D 3887) Wa
7、les 157wales/10 cm Courses 177 courses/10 cm 3.4.3 Weight, range, g/m2 200+/- 50 g/m2 (FLTM BN 106-01) 3.4.4 Method of Dyeing Piece dyed 3.5 WEAR PROPERTIES 3.5.1 Resistance to Abrasion, min 150 cycles (SAE J948, 500 g load, CS-10 wheels) No evidence of excessive surface deterioration. The resistanc
8、e to abrasion of production material shall be equal to or better than that exhibited by the Fabric Proposal approved by the Materials engineering Activity. 3.5.2 Resistance to scuffing 25 cycles (SAE J365) No evidence of lifting, peeling, excessive scuffing or excessive surface deterioration. The re
9、sistance to scuffing of production materials shall be equal to or better than that exhibited by the sample originally approved by the Materials Engineering Activity. 3.6 COLOR PROPERTIES 3.6.1 Resistance to Fade (FLTM BO 116-01, ISO 105 A-02/AATCC Evaluation Procedure 1) 225.6 kJ/m2Rating 4 451.2 kJ
10、/m2Rating 3 3.6.2 Resistance to heat Aging, min Rating 4 (7 days at 100 +/- 2 C, ISO 105-A02/ AATCC Evaluation Procedure 1) No individual yarn or combination of yarns shall exhibit fiber deterioration or color tone change in excess of the above rating. 3.6.3 Resistance to Crocking (FLTM BN 107-01, A
11、ATCC Evaluation Procedure 2) Dry Rating 4 Wet Rating 4 3.6.4 Resistance to Bleeding and Perspiration, min Rating 4 (FLTM AN 101-01 and AATCC Evaluation Procedure 2) ENGINEERING MATERIAL SPECIFICATIONWSS-M5H36-A Copyright 2013, Ford Global Technologies, LLC Page 3 of 3 3.6.5 Soiling and Cleanability,
12、 min Rating 3 (FLTM BN 112-08) 3.7 STRENGTH PROPERTIES Materials must meet the original breaking strength and aged breaking as specified below 3.7.1 Breaking Strength, min 100 N (ASTM D 5034, Grab Method, 305 mm/minute jaw speed, average of 5 samples, each direction) 3.7.2 Elongation. % (ASTM D5034)
13、 At 50N min. 7% At 100N min 10% 3.7.3 Stretch and Set (SAE J855) Stretch, min 15 Set, max 10 3.7.4 Ultraviolet Deterioration (FLTM BO 116-01, 225.6 kJ/m2 exposure) Retained tensile, min 30% retained strength (ASTM D 5034, Grab Method, 305 mm/minute jaw speed, average of 5 samples, each direction) 3.
14、8 ODOR, max Rating 3 (FLTM BO 131-03) 3.9 FOGGING (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 16 h) Fog number, min 70 Formation of a clear film, droplets or crystals is cause for rejection. 3.10 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute Must be bonded 100% to a substrate to meet the above requirement and the laminate must meet this requirement.
