1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2003 08 26 Revised Para 3.0 inserted; Para 3.1, 3.2, 3.3, 3.11, 4 deleted 1995 03 10 Revised Revised para 3.4 B.H. Chen L.A. Graham 1995 01 31 Activated B.H. Chen L.A. Graham Printed copies are uncontrolled Copyright 2003, Ford Global Technolo
2、gies, Inc. Page 1 of 2 VINYL FILM (PVC), FORMED HEADLINER GRADE WSB-M2F59-D 1. SCOPE The materials defined by this specification are polyvinyl chloride or polyvinyl chloride copolymer unsupported films. 2. APPLICATION This specification was released for material used as the visible cover material in
3、 a formed fiberglass headliner assembly using polyether polyurethane foam. 3. REQUIREMENTS In addition to the requirements listed herein, this material shall meet all requirements of the WSB-M8P3-C performance specification. In addition, when the material is used in a unitized headliner assembly, or
4、 bonded to any substrate, it shall also meet the requirements of WSD-M15P27-C, when tested as an assembly. Any other applications of this material would require prior approval of Materials Engineering. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conf
5、orm to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 THICKNESS, range 0.35 +/- 0.05 mm (SAE J882) or as specified on the engineering drawing. 3.4.1 Density, max 1.41 g/cm3(ISO 1183 Method A/ ASTM D 792 Method A) 3.5 FOGGING (SAE J1756, 3 h at 100 C heating, 21 C c
6、ooling plate, post test conditioning 1 h and 16 h) Fog Number, min 60 Formation of clear film, droplets or crystals is cause for rejection. 3.6 TENSILE STRENGTH, min 12.8 MPa (ISO 37 type 1 dumb-bell/ ASTM D 412, Method A, Die C) ENGINEERING MATERIAL SPECIFICATIONWSB-M2F59-DPrinted copies are uncont
7、rolled Copyright 2003, Ford Global Technologies, Inc. Page 2 of 2 3.7 ADHESION STRENGTH These materials shall give satisfactory performance when bonded to approved foam and/or foundation materials. The laminate shall also be compatible with the binding resins used in approved foundation boards. The
8、peel adhesion strength of a bond shall be as specified in the assembly specification or as specified on the engineering drawing. 3.8 FLEXIBILITY AFTER AGING When the test specimens exposed to heat age or fade tests of WSBM8P3-C are folded 180 upon themselves (embossed side out), they shall not crack
9、 3.9 DIMENSIONAL STABILITY, max (SAE J883, without water immersion, 15 minutes at 100 C) WMD 4.5% AMD 1.5% 3.10 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 RECYCLING CODE PVC
