1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2011 06 06 Re-activated Used for floor applications (dead pedal) L. Sinclair, NA 2009 07 22 N-STATUS No Replacement Named Y. Bankowski, NA 1992 05 08 Released NB00I10043054186 JDS, AJS Printed copies are uncontrolled Copyright 2011, Fo
2、rd Global Technologies, LLC Page 1 of 3 POLYVINYL CHLORIDE (PVC), HEEL PAD WSB-M4D41-C 1. SCOPE The material defined by this specification is a lower fogging vinyl chloride heel pad or accessory floor mat. 2. APPLICATION This specification was released originally for material used as a heel pad on c
3、arpet floor mats or as an accessory floor covering. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 APPEARANCE (FLTM BI 109-01) The color, patter
4、n, and finish shall match the approved master sample, or shall be as specified on the engineering drawing. 3.5 SURFACE CONDITIONS Shall not be tacky to foreign material. Dirt and dust shall be capable of removal with soap and water. 3.6 DENSITY, max 1.5 g/cm3 (ISO 1183, Method A/ASTM D 792, Method A
5、) 3.7 HARDNESS, DUROMETER A 75 - 85 (ISO 868/ASTM D 2240, or as specified on 6 mm thick plied-up specimens, the engineering 15 s delay) drawing 3.8 TENSILE STRENGTH, min 10.3 MPa (ISO R 527, type 2/ASTM D 638M, type M-II, 300 mm/min test speed) 3.8.1 Elongation, min 250% (Test Method according to pa
6、ra 3.8) 3.9 TEAR STRENGTH (Trapezoid), min 132 N/mm (ASTM D 1117) ENGINEERING MATERIAL SPECIFICATION WSB-M4D41-C Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 2 of 3 3.10 COLD FLEXIBILITY AT -30 C No cracks (FLTM BN 102-01, 13 mm mandrel) 3.11 H2S STAINING Rating
7、 5.0 (FLTM AN 102-01) 3.12 SCUFFING RESISTANCE (FLTM BN 108-04, 10 cycles, 0.9 kg load, A head) No evidence of lifting, peeling, or excessive scuffing. Production materials shall exhibit scuffing properties equal to or better than the sample approved by the Materials Engineering Activity. 3.13 ABRAS
8、ION RESISTANCE (FLTM BN 108-02, 1000 cycles, 1000 g load, CS-10 wheels) The abraded area shall be compatible with the adjacent unabraded area. Production materials shall exhibit abrasion properties equal to or better than the sample approved by the Materials Engineering Activity. 3.14 FOGGING (SAE J
9、1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 16 h) Fog Number, min 70 Formation of clear film, droplets or crystals is cause for rejection. 3.15 ODOR, max Rating 3 (FLTM BO 131-03) 3.16 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute 3.17 WEATHERING RESISTANCE
10、, min Rating 4.0 (FLTM BO 116-01, ISO 105-A02/ AATCC Evaluation Procedure 1, 225 kJ/m2 exposure) In addition, there shall be no cracking, crazing or other deterioration. Specimen bent around 6.4 mm diameter mandrel shall not show any cracks when examined in bent condition. 4. GENERAL INFORMATION The
11、 information given below is provided for clarification and assistance in meeting the requirements of this specification. 4.1 RECYCLING CODE PVC ENGINEERING MATERIAL SPECIFICATION WSB-M4D41-C Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 3 of 3 5. SUMMARY OF REVISIONS 2011 Re-activated specification Updated odor, fogging and weathering resistance to latest methods.
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