1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 2 2017 11 16 Editorial See Summary of Revisions S. Gatzek, NA 2014 03 03 Editorial Removed selection A from Scope L. Schmalz, NA. 2012 10 16 Released J. Williams, FOE Controlled document at www.MATS Copyright 2017, Ford Global Technologi
2、es, LLC Page 1 of 7 LEATHER, GENUINE FULL GRAIN, CHROME FREE, WSS-M1F25-B INSTRUMENT PANEL, DOOR TOP ROLL, CENTER CONSOLE, AND OTHER INTERIOR TRIM 1. SCOPE The material defined by this specification is finished, full grain, steer or heifers hide which has been chrome free tanned to retain the natura
3、l odor of the leather. 2. APPLICATION This specification was released originally for material used as instrument panel leather for the CD345 Mondeo. This material must meet the requirements of WSS-M15P45-B/latest and the appropriate Instrument Panel SDS. If this material will be part of an integrate
4、d airbag/instrument panel system then the material must also meet the requirement of the appropriate airbag SDS. 3. REQUIREMENTS For all test methods, no individual specimen shall fall below the minimum values specified herein. Material specification requirements are to be used for initial qualifica
5、tion of materials. 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). 3.1.1 Vehicle Interior Environment Quality Materials/Component Performance Requirements Materials
6、used in interior applications must meet the requirements outlined in WSS-M99P2222-C1 or latest. Data must be included in material submission package. 3.2 SAMPLE SELECTION Samples for testing shall be selected no closer than 80 mm from edge of the hide. 3.3 APPEARANCE 3.3.1 Color Matching with Artifi
7、cial Light (FLTM BI 109-01, Visual Assessment) The color, pattern and finish shall match the approved Design Center master sample or shall be as specified on the Engineering Document. 3.3.2 Gloss As specified on the Engineering Document (FLTM BI 110-01) The color, grain, visual aesthetics, hand and
8、finish shall match the approved Design Center master sample, or shall be as specified on the engineering drawing. ENGINEERING MATERIAL SPECIFICATION WSS-M1F25-B Copyright 2017, Ford Global Technologies, LLC Page 2 of 7 3.4 GRADE Full grain dyed leather, not buffed. The leather must be through dyed t
9、o a sufficient depth to prevent undyed fibers from showing through after sewing. Also, the color of the dye must be compatible in appearance with the surface coating. 3.5 FINISH All hides shall show no defects or surface blemishes affecting the appearance of the material, such as brush marks or stop
10、s and bad flows. 3.6 THICKNESS 0.9-1.3 mm* (ASTM D1813) *Specific thickness range required for wrapping will be noted in each program SCCAF. 3.7 BREAKING STRENGTH (ASTM D2208, Grab Method, five samples from two locations) Any direction 400 N min 3.8 ELONGATION at 100 N 15- 40% (ASTM D2211, Grab Meth
11、od, five samples from two locations) 3.9 TEAR STRENGTH (Trapezoid) (ASTM D5733, average the total load of the 5 highest peaks. Average 5 samples.) Any direction 70 N min 3.10 STIFFNESS, target 65 +/- 10 mm* (FLTM BN 157-02) Stiffness measurements shall be taken on either side of the backbone. * Pend
12、ing further data collection 3.11 STRETCH AND SET (SAE J855) Stretch 25% max Set 10% max 3.12 ADHESION OF SURFACE COATING (ISO 11644, Adhesive: Cyanoacrylate - Sicomet 8400 or equivalent Supplier: Henkel, or equivalent. Condition bonded test specimens for 1 hour min.) As received 4N/10mm min After hu
13、midity per 3.13.3 4N/10mm min ENGINEERING MATERIAL SPECIFICATION WSS-M1F25-B Copyright 2017, Ford Global Technologies, LLC Page 3 of 7 3.13 COLOR PROPERTIES 3.13.1 Resistance to Fade (FLTM BO 116-01, ISO 105 A-02/AATCC Evaluation Procedure 1) Instrument Panel Top 3609.6 kJ/m2 Rating 4 min Instrument
14、 Panel Lower 2406.4 kJ/m2 Rating 4 min Door Top Roll, Center Console/Other Interior Trim Rating 4 min 977.6kJ/m2 The heat aged sample shall not exhibit color tone change in excess of the above rating. In addition, the material must remain flexible and exhibit no cracking when bent around a 6.4 mm ma
15、ndrel. 3.13.2 Resistance to Heat Aging (ISO 105-A02/ AATCC Evaluation Procedure 1) Instrument Panel Top Rating 4 min 500 hours at 120 +/- 2 C Instrument Panel Lower Rating 4 min 168 hours at 100 +/- 2 C Door Top Roll, Center Console /Other Interior Trim Rating 4 min 168 hours at 100 +/- 2 C The heat
16、 aged sample shall not exhibit color tone change in excess of the above rating. 3.13.3 Resistance to Humidity (ISO 105-A02/AATCC Evaluation Procedure 1) Chrome Free Tanned 7 days at 70 +/- 2 C/70 +/-5% RH Rating 4 min There shall be no tone or gloss change or any loss of grain definition. Samples to
17、 be suspended vertically in the test cabinet. 3.13.4 Soiling and Cleanability Rating 4 min (FLTM BN 112-08, ISO 105-A03/ AATCC Evaluation Procedure 2) Cleaned with Leather cleaner not multipurpose ENGINEERING MATERIAL SPECIFICATION WSS-M1F25-B Copyright 2017, Ford Global Technologies, LLC Page 4 of
18、7 3.13.5 Rub Resistance (ISO 11640, 10% elongation/ ISO 105-A03/AATCC Evaluation Procedure 2) Dry 2000 cycles Rating 4 min Wet 1000 cycles Rating 4 min Approved Brand Window Cleaner 100 cycles Rating 4 min Soap/water solution- 2% Teepol L, 0.1% EDTA (Ethylene DiAmineTetra acetic acid disodium salt)
19、in de-ionized water 100 cycles Rating 4 min Acetic Acid Solution (5% in de-ionized water) 100 cycles Rating 4 min Isopropyl Alcohol/ De-ionized water 50 % v/v 100 cycles Rating 4 min Any wear shall be noted and is cause for rejection 3.13.6 Perspiration Staining (ISO 11640, 10% elongation/ISO 11641/
20、 ISO 105-A03/AATCC Evaluation Procedure 2) Sample as received 100 cycles Rating 4 min Sample after Fade Resistance Acc. Para 3.13.1: 977.6 kJ/m2 100 cycles Rating 4 min Sample after Heat Aging Acc. Para 3.13.2: 7 days at 100 +/- 2 C 100 cycles Rating 4 min Sample after Humidity Aging Acc. Para 3.13.
21、3 100 cycles Rating 4 min Any wear shall be noted and is cause for rejection. 3.13.7 Resistance to Migration Staining (FLTM BN 103-01) After test, the specimens and the accessory test materials must not show any surface deterioration, change in color tone (hue), or any other defects and they must be
22、 equal to or better than the sample originally approved by Materials Engineering. In addition, there shall be no evidence of injurious exudation, adhesion (tackiness), separation or color transfer when placed face to face with itself and the standard vinyl test material. ENGINEERING MATERIAL SPECIFI
23、CATION WSS-M1F25-B Copyright 2017, Ford Global Technologies, LLC Page 5 of 7 3.13.8 Resistance to Suntan Lotion Rating 3 max and Insect Repellent (FLTM BI 113-08, 23oC and 74oC) No loss of adhesion 3.14 FOGGING 3.14.1 Method A: Photometric Procedure (SAE J1756, 3 h at 100 C heating, 21 C cooling pla
24、te,post test conditioning 16 h) Fog Number 70 min Oily droplets, crystals or clear oily film are cause for rejection. 3.14.2 Method B: Gravimetric Procedure (SAE J1756, 16 h at 100 C heating, 21 C cooling plate, post test conditioning, 4 h) Weight of Condensate 4 mg max Samples shall be pre-dried by
25、 storing in a dessicator over silica gel or equivalent for a minimum period of 48 hours. 3.15 ODOR Rating 3 max (FLTM BO 131-03) 3.16 MOLD AND FUNGAL GROWTH No visible fungal or mold growth The material shall exhibit no visual evidence of mildew growth and/or objectionable odor after 7 days exposure
26、 in a humidity cabinet at 38 +/- 2 C and 98 +/- 2% relative humidity. 3.17 SHRINKAGE 5.0% max (FLTM BN 105-03, except Heat Cycle 120 +/-2 C, Humidity Cycle 70 +/- 2C, 70 +/- 5%RH, 3 cycles) 3.18 WEAR PROPERTIES 3.18.1 Resistance to Scuffing, 200 cycles (SAE J365, Scuff head A,) No permanent parallel
27、 deformation to the surface, no break of the finish. Any color change must be reviewed and approved by the responsible Materials Engineer. 3.19 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate 100 mm/minute max 4. GENERAL INFORMATION ENGINEERING MATERIAL SPECIFICATION WSS-M1F25-B Copyright 2017, Ford Glob
28、al Technologies, LLC Page 6 of 7 The information given below is provided for clarification and assistance in meeting the requirements of this specification. Contact for questions concerning Engineering Material Specifications. 4.1 APPROVAL OF MATERIALS Suppliers desiring approval of their materials
29、 shall first obtain an expression of interest from Purchasing, Design or Product Development, and Materials Engineering. The supplier shall submit a completed copy of their laboratory test reports, signed by a qualified and authorized representative of the test facility, demonstrating full complianc
30、e with all the requirements of the Material Specification. Tested material samples must be available for review upon request and kept for a minimum of one year. Upon request, the supplier will review the associated quality control documents (Process Failure Mode and Effects Analysis, Control Plans,
31、Certification testing) with Ford. 4.2 SUPPLIERS ONGOING RESPONSIBILITY All materials must be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making any changes to the material originally approved, whether or not such changes affect the materials
32、 ability to meet the specification requirements, the supplier shall notify the affected Supplier Technical Assistance (STA), Purchasing, and Materials Engineering activities of the proposed changes (with reasons) by submission of a completed Suppliers Request for Engineering Approval, SREA. For part
33、s and components using Ford Engineering Material Specifications, all samples tested to the specifications for Design Verification (DV), Production Verification (PV) and Production Part Approval Process (PPAP) sign off must be kept until Job 1. 4.3 RESTRICTED SUBSTANCE MANAGEMENT STANDARD Substance r
34、estrictions imposed by regulations or Company direction applies to the materials addressed by this document. The restrictions are identified in the Restricted Substance Management Standard WSS-M99P9999-A1 which is updated yearly. It is the suppliers responsibility to comply with this standard on a c
35、ontinuing basis through IMDS and or GMAP reporting. 5. SUMMARY OF REVISIONS 2017 11 16 Editorial: Paragraph 3.6 Added SCCAF statement for thickness Paragraph 3.13.1 Removed 50% humidity in dark cycle statement; testing cannot be conducted at these conditions Added paragraph 4 to comply with latest t
36、emplate ENGINEERING MATERIAL SPECIFICATION WSS-M1F25-B Copyright 2017, Ford Global Technologies, LLC Page 7 of 7 * Recommended values * Recommended Test Method Pigmentation: List the pigments used to obtain the color. Supplement A Crust Coating Layer 1 Coating Layer 2 Coating Layer 3 Chemistry % Vol
37、ume Solids Solvent Package VOC FLTM BZ 157-01 Formaldehyde FLTM BZ 156-01 Coating Weight Wet Coating Weight Dry Coating Thickness (total thickness) Time between application of each coating layer Curing Time Curing Method Fat Content of the Crust ASTM D 3495 ISO 4048* 7-12%* PH Value ASTM D 2810-07 ISO 4045* 3.5*
