1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions Rev 03 2013 10 04 N Status No replacement named D. Murtonen, NA 2000 03 24 Editorial no technical change R. Moore1999 11 17 Activated L. Daniv-ZarewychControlled document at www.MATS Page 1 of 6 FABRIC, POLY
2、ESTER, NONWOVEN, RANDOM VELOUR, WSS-M5H20-B3 LATEX IMPREGNATED WSS-M5H20-B4 NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a needled nonwoven random velour polyester fabric impregnated with a synthetic latex. 2. APPLICATION The WSS-M5H20-B3 specification was rel
3、eased originally for material used as a cover material for headliners on the 1999 Focus car. The WSS-M5H20-B4 specification was released originally for material used as a surface cover material for headliners and the 2001 Explorer. 3. REQUIREMENTS In addition to the requirements listed herein, the m
4、aterial when used in a unitized headliner assembly, or bonded to any substrate, shall also meet the requirements of WSS-M15P27-D, when tested as an assembly. Any other applications of this material would require prior approval of Materials Engineering. 3.1 QUALITY SYSTEM REQUIREMENTS Material suppli
5、ers and part producers must conform to Quality System Requirements, QS-9000. Material specification requirements are to be used for initial qualification of materials. A Control Plan for ongoing production verification is required. This plan must be reviewed and approved by the relevant Ford Materia
6、ls activity and/or Ford Supplier Technical Assistance (STA) prior to production parts submission. Appropriate statistical tools must be used to analyze process/product data and assure consistent processing of the materials. Part producers using this material in their products, must use Ford approved
7、 materials and must conform to a process control plan which has been approved by STA and/or the relevant Materials Activity. 3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSIS Ford Motor Company, at its option, may conduct infrared and/or thermal analysis of material/parts supplied to this speci
8、fication. The IR spectra and thermograms established for initial approval shall constitute the reference standard and shall be kept on file at the designated material laboratory. All samples shall produce IR spectra and thermograms that correspond to the reference standard when tested under the same
9、 conditions. ENGINEERING MATERIAL SPECIFICATION WSS-M5H20-B3 WSS-M5H20-B4 Page 2 of 6 3.3 CONDITIONING AND TEST CONDITIONS All test values indicated herein are based on material conditioned in a controlled atmosphere of 23 +/- 2 C and 50 +/- 5 % relative humidity for not less than 24 h prior to test
10、ing and tested under the same conditions unless otherwise specified. 3.4 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. 3.5 COMPOSITION (ASTM D 276) Fabric 100 % Polyester Impregnated
11、Latex Synthetic latex 3.6 FABRIC REQUIREMENTS 3.6.1 Fiber Description and 100 % 3.3 - 4.5 dtex polyester Construction (ASTM D 1244) 3.6.2 Weight, range, g/m2 (FLTM BN 106-01) WSS-M5H20-B3/B4 Fiber 204 - 272 Impregnated Latex 8 - 10 Total 212 282 3.6.3 Method of Dyeing Solution Dyed 3.6.4 Thickness,
12、range, mm (SAE J882) WSS-M5H20-B3 WSS-M5H20-B4 2.0 - 2.6 2.4 - 2.9 3.6.5 Tear Strength, trapezoid, N, min (ASTM D 5733, Integration method) MD AMD 125 74 ENGINEERING MATERIAL SPECIFICATION WSS-M5H20-B3 WSS-M5H20-B4 Page 3 of 6 3.6.6 Breaking Strength Materials must meet the original breaking strengt
13、h and aged breaking strength as specified below. MD AMD Original Breaking Strength, N, min 400 450 (ASTM D 5034, Grab Method, 305 mm/minute jaw speed, average of 5 samples, each direction) After Aging, Retained Strength, %, min (FLTM BN 117-03, Method A and SAE J1885) 112.8 kJ/m2 40 225.6 kJ/m2 30 3
14、.6.7 Elongation at 110 N load, %, range (ASTM D 5034, grab method, 305 mm/minute jaw speed) WSS-M5H20-B3 WSS-M5H20-B4 MD MD 25 +/- 10 30 +/- 10 AMD AMD 25 +/- 10 30 +/- 10 3.6.8 Resistance to Heat Aging Rating 4 (7 days at 90 +/- 2 C) The test specimen must not show any change of color in excess of
15、above rating when examined per ISO-105-A02/AATCC Evaluation Procedure 1. Any spotty or non-uniform staining or discoloration shall be cause for rejection. The sample must not present any unpleasant odor when hot. 3.6.9 Heat Shrinkage, max 1.0 % (FLTM BN 105-01, except instead of water, expose sample
16、 to 7 days at 100 +/- 2 C) 3.6.10 Odor Rating 2 (FLTM BO 131-01) ENGINEERING MATERIAL SPECIFICATION WSS-M5H20-B3 WSS-M5H20-B4 Page 4 of 6 3.6.11 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 a
17、t 38 +/- 2 C and 98 +/- 2 % relative humidity. 3.6.12 Resistance to Abrasion 150 cycles (SAE J948, 500 g, CS-10 wheels) No evidence of excessive surface deterioration. The resistance to abrasion of production materials shall equal to or better than that exhibited by the sample originally approved by
18、 Materials Engineering. 3.6.13 Resistance to Snagging 40 cycles (SAE J948, Taber Method, 250 g load, H-10 wheels) 3.6.14 Resistance to Scuffing 25 cycles (SAE J365) No evidence of excessive surface deterioration. The resistance to scuffing of production materials shall be equal to or better than tha
19、t exhibited by the sample originally approved by Materials Engineering. 3.6.15 Fogging (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 and 16 h) Fog Number, min 70 Formation of clear film, droplets or crystals is cause for rejection. 3.6.16 Resistance to Fade (SAE J188
20、5, ISO 105-A02/AATCC Evaluation Procedure1) 112.8 kJ/m2 Rating 4 225.6 kJ/m2 Rating 3 3.6.17 Resistance to Crocking (FLTM BN 107-01, AATCC Evaluation Procedure 3) Dry, min Rating 4 Wet, min Rating 4 ENGINEERING MATERIAL SPECIFICATION WSS-M5H20-B3 WSS-M5H20-B4 Page 5 of 6 3.6.18 Resistance to Bleedin
21、g, min Rating 4 (FLTM AN 101-01, AATCC Evaluation Procedure 3) 3.6.19 Resistance to Water Spotting (FLTM AN 101-01) No spots shall remain after the distilled water has completely dried off. 3.6.20 Soiling and Cleanability of Cloth, min (FLTM BN 112-08) After cleaning Rating 3 Marks with a charcoal p
22、encil must be easily removed using Motorcraft Upholstery Cleaner to Part No. A830X 19526 BA without serious damage to the face fabric. The performance of production material shall be equal to or better than that exhibited by the sample originally approved for production by Materials Engineering. 3.6
23、.21 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute Must be bonded to a substrate to meet the above requirement. 3.7 ADDITIONAL REQUIREMENTS Specific requirements for material and/or manufactured parts shall be specified on the Engineering drawing, Engineering parts specification and/o
24、r performance specification. All critical areas with respect to these properties shall be clearly designated on the engineering drawing. ENGINEERING MATERIAL SPECIFICATION WSS-M5H20-B3 WSS-M5H20-B4 Page 6 of 6 3.8 SUPPLIERS RESPONSIBILITY All materials supplied to this specification must be equivale
25、nt in all characteristics to the material upon which approval was originally granted. Prior to making any change in the properties, composition, construction, color, processing or labeling of the material originally approved under this specification, whether or not such changes affect the materials
26、ability to meet the specification requirements, the Supplier shall notify Purchasing, Toxicology and the affected Materials Engineering activity of the proposed changes and obtain the written approval of the Materials Engineering activity. Test data, test samples and a new code identification are to
27、 be submitted with the request. Substance restrictions imposed by law, regulations or Ford, apply to the materials addressed by this document. The regulations are defined in Engineering Materials Specification WSS-M99P9999-A1. 4. APPROVAL OF MATERIALS Materials defined by this specification must hav
28、e prior approval by the responsible Materials Engineering activity. Suppliers desiring approval of their materials shall first obtain an expression of interest from the affected Purchasing, Design and Materials Engineering activity. Upon request, the Supplier shall submit to the affected Materials E
29、ngineering activity a completed copy of their laboratory test reports, signed by a qualified and authorized representative of the test facility, demonstrating full compliance with all the requirements of this specification (test results, not nominal values), the material designation and code number,
30、 and test specimens for Ford evaluation. Fords engineering approval of a material will be based on its performance to this specification and on an assessment of suitability for intended processes and/or applications. Upon approval, the material will be added to the Engineering Material Approved Source List.
