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    FORD WSS-M2D512-A-2009 THERMOPLASTIC ELASTOMER (TPS) STYRENE BLOCK COPOLYMER WITH SILOXANE 45 48 NOMINAL DUROMETER A HARDNESS INTERIOR TO BE USED WITH FORD WSS-M99P1111-A 《汽车内部用标.pdf

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    FORD WSS-M2D512-A-2009 THERMOPLASTIC ELASTOMER (TPS) STYRENE BLOCK COPOLYMER WITH SILOXANE 45 48 NOMINAL DUROMETER A HARDNESS INTERIOR TO BE USED WITH FORD WSS-M99P1111-A 《汽车内部用标.pdf

    1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions Rev. 0 2009 05 21 Activated B. Curtiss, NA Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 1 of 3 THERMOPLASTIC ELASTOMER (TPS) WSS-M2D512-A STYRENE BLOCK COPOLYMER WITH SILOXANE, 45/48 NOMINAL DUROMETER A HA

    2、RDNESS, INTERIOR 1. SCOPE The materials defined by this specification are colored and U.V. stabilized thermoplastic elastomers based on styrene block copolymers (TPS) with polydimethyl siloxane (PDMS) to reduce the coefficient of friction for interior use of nominal 15 sec Durometer A hardness of 45

    3、 or 48, having good long term resistance to heat at temperatures up to 110 C. 2. APPLICATION This specification was released originally for materials used for interior shift boots which are black or color keyed. The materials can be processed by conventional thermoplastics molding techniques such as

    4、 injection molding, extrusion and blow-molding. 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). 3.2 DYNAMIC MECHANICAL ANALYSIS (ASTM D 4065) Ford Mo

    5、tor Company, at its option, may establish shear modulus/damping vs. temperature curves plotted for -50 to +170 C temperature range for material/parts supplied to this specification. The shear modulus and damping curves established for initial approval shall constitute the reference standard and shal

    6、l be kept on file at the designated material laboratory. All samples shall produce shear modulus and damping curves that correspond to the reference standard when tested under the same conditions. 3.3 PREPARATION OF TEST SPECIMENS Unless otherwise specified, all tests shall be conducted on specimens

    7、 die cut from injection molded plaques 150 x 100 x 2.0 +/- 0.2 mm. The plaques shall be molded according to ISO 294 and film gated along the upper 100 mm edge, and preceded by a 0.8 mm diameter pin gate. No annealing allowed, unless specified otherwise. 3.4 FINISHED PART REQUIREMENTS The finished pa

    8、rt must conform to the requirements of the appropriate performance specification and/or the relevant System Design Specifications (SDS). ENGINEERING MATERIAL SPECIFICATIONWSS-M2D512-A Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 2 of 3 3.5 DENSITY 0.85 0.95 g/cm

    9、3 (ISO 1183, Method A / ASTM D 792, Method A1) 3.6 HARDNESS, DUROMETER A (ISO 868, after 15 sec.) Hardness, Generic Black 45 +/- 5 Hardness, JA6A Color Matched 48 +/- 5 Note: Hardness and tolerance must be noted on the engineering drawing. 3.7 TENSILE STRENGTH 3 MPa min (ISO 37/ASTM D 412, Die C, 50

    10、0 mm/min test speed. Measured Parallel to Flow) 3.7.1 Elongation at Break 450% min 3.8 TENSILE MODULUS AT 100% ELONGATION 0.8 MPa min (Test per para 3.7) 3.9 TEAR STRENGTH (ISO 34, Method B, Procedure A / ASTM D 624, Die C) 3.9.1 Parallel to Flow 16 kN/m min 3.9.2 Perpendicular to Flow 16 kN/m min 3

    11、.10 COMPRESSION SET (ISO 815, Large Type plied specimen / ASTM D 395, Method B, Type 1 plied specimen) 3.10.1 72 h at 23 +/- 1 C 35% max 3.10.2 24 h at 70 +/- 2 C 55% max 3.11 BRITTLENESS POINT -50 C max (ISO 812, Type B specimen / ASTM D 2137, Method A) 3.12 OZONE RESISTANCE Rating 0 max (FLTM BP 1

    12、01-01, Method A at 20% elongation) 3.13 HEAT AGED (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 1000 h at 110 +/- 2 C) (Note: Unaged property values shall be determined at the time of the aged properties determination.) Hardness Change + 5 pts max Tensile Strength Change +/- 25% max Elongation Chan

    13、ge +/ -25% max ENGINEERING MATERIAL SPECIFICATIONWSS-M2D512-A Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 3 of 3 3.14 FOGGING (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 h and 16 h) Fog Number 70 min Formation of clear film, d

    14、roplets or crystals is cause for rejection. 3.15 ODOR (SAE J1351 / FLTM BO 131-03) Rating 3 max 3.16 FLAMMABILITY, BURN RATE 100 mm/minute max (ISO 3795 / FMVSS 302) The specimen size required for material approval is 355 x 100 x 2.0 +/- 0.1 mm with a smooth surface. 3.17 WEATHERING RESISTANCE Rating 4 max (FLTM BO 116-01, 225.6 kJ/m2exposure min ISO 105 A-02 / AATCC Evaluation Procedure 1 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 4.1 RECYCLING CODE TPS-SEBS + PDMS


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