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    FORD WSS-M5H21-A-1995 FABRIC POLYESTER NONWOVEN EMBOSSED URETHANE COATED《氨基甲酸酯涂层的压花聚酯无纺布》.pdf

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    FORD WSS-M5H21-A-1995 FABRIC POLYESTER NONWOVEN EMBOSSED URETHANE COATED《氨基甲酸酯涂层的压花聚酯无纺布》.pdf

    1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Changes1995 09 14 Activated B. H. Chen L. H. GrahamWP 3948-a Page 1 of 6 FABRIC, POLYESTER, NONWOVEN, EMBOSSED, URETHANE COATED WSS-M5H21-A1. SCOPEThe mate rial defined by this specification is a needled and embossednon

    2、woven polyester fabric coated with urethane.2. APPLICATIONThi s specification was released originally for material used as a covermaterial for headliners and sunvisors.3. REQUIREMENTSIn addi tion to the requirements listed herein, the material when used ina unitized headliner assembly, or bonded to

    3、any substrate, shall also meetthe req uirements of WSD-M15P27-C, when tested as an assembly. Any otherapplica tions of this material would require prior approval of MaterialsEngineering.3.1 QUALITY SYSTEM REQUIREMENTSMaterial suppliers and part producers must conform to Quality SystemRequirements, Q

    4、S-9000. Material specification r equirements are to beused fo r initial qualification of materials. A Control Plan forong oing production verification is required. This plan must bereviewed and approved b y the relevant Ford Materials activity and/orFor d Supplier Technical Assistance (STA) prior to

    5、 production partssubmission. Appropriate statistical tools must be used to analyzepr ocess/product data and assure consistent processing of thematerials.Part producers using this material in their products, must use Fordapproved materials and must conform to a process control plan whichhas been appr

    6、oved by STA and/or the relevant Materials Activity.3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor Company, at its option, may conduct infrared and/ortherma l analysis of material/parts supplied to this specification.The IR spectra and thermograms established for i nitial approval s

    7、hallconst itute the reference standard and shall be kept on file at thedesignated material laboratory. All samples sha ll produce IR spectraand thermograms that correspond to the reference standard when testedunder the same conditions.ENGINEERING MATERIAL SPECIFICATIONWSS-M5H21-AWP 3948-b Page 2 of

    8、6 3.3 CONDITIONING AND TEST CONDITIONSAll test values indicated herein are based on ma terial conditioned ina control led atmosphere of 23 +/- 2 C and 50 +/- 5 % relativehumidity for not less than 24 h prior to testing and tested under thesame conditions unless otherwise specified.3.4 APPEARANCE(FLT

    9、M BI 109-01)The color, pattern, and finish shall match the a pproved Design Centermaster sample, or shall be as specified on the engineering drawing.3.5 COMPOSITION(ASTM D 629)Fabric 100 % PolyesterFace Coating Urethane3.6 FABRIC REQUIREMENTSThe following shall apply or be conducted on unbonded fabr

    10、ic:3.6.1 Fiber Description and Construction 100 % 6.7 dtex polyester(ASTM D 1244)3.6.2 Weight, min(FLTM BN 106-01)Fiber 170 g/m2Coating 15 g/m2Total 185 g/m23.6.3 Method of Dyeing Pressure stock dyed3.6.4 Surface Treatment Coated and Embossed3.6.5 Thickness, range 1.45 +/- 0.25 mm(ASTM D 1777, 43 Pa

    11、 Pressure)3.6.6 Tear Strength, trapezoid, min(ASTM D 1117, Integration method)MD 100 NAMD 100 NENGINEERING MATERIAL SPECIFICATIONWSS-M5H21-AWP 3948-b Page 3 of 6 3.6.7 Breaking StrengthMaterials must meet the original breaking strength and agedbreaking strength as specified below.MD AMD. Original Br

    12、eaking Strength, 350 500N, min(ASTM D 5034, Grab Method, 305 mm/minute jaw speed, average of 5 samples, eachdirection). After Aging, Retained Strength, %, min(FLTM BN 117-03, Method Aand SAE J1885)112.8 kJ/m2 40 40225.6 kJ/m2 30 303.6.8 Elongation at 110 N load, range(ASTM D 5034, grab method,305 mm

    13、/minute jaw speed)MD 15 %AMD 20 %3.6.9 Resistance to Heat Aging Rating 4(7 days at 90 +/- 2 C)The test specimen must not show any change of co lor in excessof ab ove rating when examined per ISO 105-A02/AATCCEvaluation Procedure 1. Any spotty or non-unifor m staining ordiscoloration shall be cause f

    14、or rejection. The sample mustnot produce any unpleasant odors when hot.3.6.10 Heat Shrinkage, max 1.0 %(FLTM BN 105-01, Exceptinstead of water, expose sampleto 7 days at 100 +/- 2 C )3.6.11 Odor, max Rating 2(SAE J1351)3.6.12 Resistance to MildewThe m aterial shall exhibit no visual evidence of mild

    15、ewgrowth and/or objectionable odor after 7 days exposure in ahumidi ty cabinet at 38 +/- 2 C and 98 +/- 2 % relativehumidity.ENGINEERING MATERIAL SPECIFICATIONWSS-M5H21-AWP 3948-b Page 4 of 6 3.6.13 Resistance to Wicking None allowed(SAE J913, 4 h immersion)3.6.14 Resistance to Abrasion 150 cycles(S

    16、AE J948, 500 g, CS-10 wheels)No evidence of excessive surface deterioration. Theresistance to abrasion of production materials s hall be equalto or better than that exhibited by the sample originallyapproved by Materials Engineering.3.6.15 Resistance to Snagging No evidence of(SAE J948, Taber Method

    17、, excessive surface40 cycles, 250 g load, snaggingH-10 Wheels)3.6.16 Resistance to Scuffing 25 cycles(SAE J365)No evidence of excessive surface deterioration. Theresistance to scuffing of production materials s hall be equalto or better than that exhibited by the sample originallyapproved by Materia

    18、ls Engineering.3.6.17 Fogging(FLTM BO 116-03, 3 h at 100 C)Fog Number, min 60Formation of a clear fi lm, droplets or crystals is cause forrejection.3.6.18 Resistance to Fade(SAE J1885, ISO 105-A02/AATCC Evaluation Procedure 1)112.8 kJ/m2 Rating 4225.6 kJ/m2 Rating 33.6.19 Resistance to Crocking(FLTM

    19、 BN 107-01, AATCCEvaluation Procedure 3)Dry, min Rating 4Wet, min Rating 43.6.20 Resistance to Bleeding, min Rating 4(FLTM AN 101-01, AATCC EvaluationProcedure 3)3.6.21 Resistance to Water Spotting(FLTM AN 101-01)No spots shall remain after the distilled water hascompletely dried off.ENGINEERING MAT

    20、ERIAL SPECIFICATIONWSS-M5H21-AWP 3948-b Page 5 of 6 3.6.22 Soiling and Cleanability of Cloth, min(FLTM BN 112-08)After cleaning Rating 3Marks with a charcoal pencil must be easily removed usingMoto rcraft Upholstery Cleaner to Part No. A830X 19526 BAwithout serious damage to the face fabric.The perf

    21、ormance of production material shall be equal to orbetter than that exhibi ted by the sample originally approvedfor production by Materials Engineering.3.6.23 Flammability(ISO 3795/SAE J369)Burn Rate, max 100 mm/minute3.7 ADDITIONAL REQUIREMENTSSpecific requirements for material and/or manufa ctured

    22、 parts shall bespecified on the Engineering drawing, Engineerin g parts specificationand/or performance specification. All critical areas with respect tothese properties shall be clearly designated on the engineeringdrawing.3.8 SUPPLIERS RESPONSIBILITYAll materials supplied to this specification mus

    23、t be equivalent inal l characteristics to the material upon which approval wasoriginally granted.Pri or to making any change in the properties, composition,constr uction, color, processing or labeling of the materialorig inally approved under this specification, whether or not suchchange s affect th

    24、e materials ability to meet the specificationrequir ements, the Supplier shall notify Purchasing, Toxicology andthe affected Materials Engineering activity of the proposed changesand obtain the written approval of the Materials Engineeringactivity. Test data, t est samples and a new code identificat

    25、ion areto be submitted with the request.Substance restrictions imposed by law, regulations or Ford, apply tothe materials addressed by this document. The restrictions aredefined in Engineering Materials Specification WSS-M99P9999-A1.ENGINEERING MATERIAL SPECIFICATIONWSS-M5H21-AWP 3948-b Page 6 of 6

    26、4. APPROVAL OF MATERIALSMat erials defined by this specification must have prior approval by theresp onsible Materials Engineering activity. Suppliers desiring approvalof thei r materials shall first obtain an expression of interest from theaffec ted Purchasing, Design and Materials Engineering acti

    27、vity. Uponrequest, the Supplier shall submit to the affected Materials Engineeringactivity a completed copy of their laboratory test reports, signed by aqualified and authorized representative of the test faci lity, demonstratingful l compliance with all the requirements of this specification (testr

    28、esults, not nominal values), the material designation a nd code number, andtes t specimens for Ford evaluation. Fords engineering approval of amateri al will be based on its performance to this specification and on anassessment of suitability for intended processes and/or applications. Uponapprov al, the material will be added to the Engineering Material ApprovedSource List.


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