1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2011 06 21 Released Activated B. Haggart, NA Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 1 of 5 PERFORMANCE, FLEXIBLE MATERIAL FOR SHIFT WSS-M15P46-B BOOTS AND PARKING BRAKE BOOTS 1. SCOPE This specifica
2、tion defines the performance requirements for interior materials cut and sewn into boots for floor mounted shift levers and parking brakes. These materials must have good resistance to flex cracking at cold temperatures. 2. APPLICATION Interior floor mounted transmission shift boots and parking brak
3、e boots. This specification was originally written for polyurethane coated fabrics. 3. REQUIREMENTS 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 Materials u
4、sed in interior applications must meet the requirements outlined in WSS-M99P2222-B1/Latest. Performance, Vehicle Interior Environment Quality Material/Component Requirements. Data must be included in material submission package. 3.2 APPEARANCE The color, grain, visual aesthetics, hand and finish sha
5、ll be approved by Ford Design/Mastering. 3.3 FINISHING Color matched finish coating. The material must be through dyed to prevent un-dyed fibers from showing through after sewing and the dye must be similar in color to the surface coating. 3.4 PHYSICAL PROPERTIES 3.4.1 Thickness 0.7 - 1.2 mm (ASTM D
6、 1813) 3.4.2 Breaking Strength 250 N min (ASTM D 751 grab method) 3.4.3 Tear strength (Trapezoid) 44 N min (ASTM D 751) 3.4.4 Seam Strength 250 N min (FLTM BN 119-01) ENGINEERING MATERIAL SPECIFICATION WSS-M15P46-B Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 2
7、of 5 3.4.5 Stiffness Report Value (ASTM D 747, 25 x 50 mm specimen) 3.4.6 Dimensional Stability (FLTM BN 105-03, 3 cycles) Wet +/- 3% max After Drying +/- 3% max 3.5 COLOR PROPERTIES General Acceptance Criteria The material shall not exhibit any change in appearance such as color change, fading or g
8、loss change in excess of the required AATCC rating. In addition, the material shall not exhibit staining, blistering, loss of paint adhesion, flaking, chipping, checking, chalking, cracks, splits, sinks, bulges, tackiness, peeling or delamination. 3.5.1 Resistance to Fade (Filtered Xenon FLTM BO 116
9、01, ISO 105-A02/AATCC Evaluation Procedure 1) 601.6 kJ/m2 Rating 4 min In addition, the material must remain flexible and exhibit no cracking when bent around a 6.4 mm mandrel. 3.5.2 Resistance to Heat Aging Rating 4 min (7 days at 90 +/- 2 C, ISO 105-A02/ AATCC Evaluation Procedure 1) 3.5.3 Soilin
10、g and Cleanability Rating 4 min (FLTM BN 112-08, ISO 105-A03/ AATCC Evaluation Procedure 2) Test grease, coffee, and standard soil 3.5 FINISH PROPERTIES 3.6.1 Coating Adhesion No top coat removal. Test Method: Using a knife cut, an “X“ approximately 25 mm wide down to the base coat of sample. Apply
11、acetate fiber tape (3M #898, 25 mm wide, or equivalent) over the “X“. Rub the tape until good contact has been achieved. Grip one end of the tape and with a quick steady pull remove the tape off the face of the sample. ENGINEERING MATERIAL SPECIFICATION WSS-M15P46-B Printed copies are uncontrolled C
12、opyright 2011, Ford Global Technologies, LLC Page 3 of 5 3.6.2 Resistance to Crocking (FLTM BN 107-01, AATCC Evaluation Procedure 2) Dry and Wet Rating 5 min Cleaner* Rating 5 min Commercially available Glass Cleaner Rating 5 min *The material shall not exceed the above rating after testing it with
13、the crocking cloth saturated with a Ford approved brand vinyl cleaner (see FLTM BN 112-08 for details). 3.6.3 Abrasion Resistance - Taber Abrader 250 cycles (SAE J948, CS-10 wheel, 1000 g load, S-36 specimen mounting card) The abraded area must exhibit compatible color and appearance with the adjace
14、nt unabraded area. No signs of wear or other detrimental effects. The abrasion resistance of production material shall be equal to or better than the sample approved by Materials Engineering. 3.6.4 Resistance to Scuffing 100 cycles (SAE J365, A head, 0.9 kg load, S-36 specimen mounting card) No lift
15、ing, peeling, signs of wear, or other detrimental effects. The abraded area must exhibit compatible color and appearance with the adjacent unabraded area. The abrasion resistance of production material shall be equal to or better than the sample approved by Materials Engineering. 3.6.5 Cold “W“ Flex
16、 Requirements, (FLTM BN 102-02 as reference, except 175 cycles/minute and -40 C) 1) Original, 3,000 cycles at -40 C 2) After conditioning, 3,000 cycles at -40 C No evidence of crazing, lifting, peeling, or cracking. Fine cracks through the finish coating are acceptable, provided there is no evidence
17、 of finish peeling, flaking, or roll back visible without the use of magnification. Conditioned samples should be exposed to 225.6 kJ/m2 of Fade Resistance followed by 7 days at 70 C and 95% RH. 3.6.6 Functional Trial The supplier must certify that the material is acceptable for processing in their
18、manufacturing plants. This includes but is not limited to cutting and sewing operations. 3.6.7 Odor, Rating 3 max (FLTM BO 131-03) 3.6.8 Fogging Gravimetric 2.5 mg max (SAE J1756, 16 h at 100 C Heating, 21 C cooling plate, post test conditioning 4 h) ENGINEERING MATERIAL SPECIFICATION WSS-M15P46-B P
19、rinted copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 4 of 5 3.6.9 Fogging Photometric (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 16 h) Fog Number 70 min The formation of clear film, droplets or crystals is cause for rejection 3.6.10 Flam
20、mability (ISO 3795/SAE J369) Burn Rate 100 mm minute max 4. GENERAL INFORMATION This information given below is provided for clarification and assistance in meeting the requirements of this specification ENGINEERING MATERIAL SPECIFICATION WSS-M15P46-B Printed copies are uncontrolled Copyright 2011,
21、Ford Global Technologies, LLC Page 5 of 5 The following Table 1 shows the testing required and number of samples per test given the situations in the column headers for DV and PV testing: Table 1 DV PV Paragraph Sample Size New Construction / New Top Coat New Color / New Grain 3.2 Appearance 1 X X X
22、 3.3 Finishing 1 X X 3.4.1 Thickness 3 X X 3.4.2 Breaking Strength 3 X 3.4.3 Tear Strength (Trapezoid) 3 X 3.4.4 Seam Strength 3 X X 3.4.5 Stiffness 1 X 3.4.6 Dimensional Stability 1 X 3.5.1 Resistance to Fade 1 X X 3.5.2 Resistance to Heat Aging 1 X X 3.5.3 Soiling and Cleanability 1 sample per eac
23、h soiling agent X X 3.6.1 Coating Adhesion 1 X X 3.6.2 Resistance to Crocking 1 per each agent X X 3.6.3 Resistance to Abrasion Taber Abrader 3 X X 3.6.4 Resistance to Scuffing 3 X X 3.6.5 Cold “W“ Flex Requirements 3 per condition X X 3.6.7 Odor 1 per part per condition X X 3.6.8 Fogging Gravimetric 3 specimens per part X X 3.6.9 Fogging Photometric 3 specimens per part X 3.6.10 Flammability 5 X X X
