1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2005 09 19 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.16, 3.17, 4 1993 05 28 Revised & Updated A. Vallabhanath L. Rumao 1991 08 05 Released DF00E00107002050 L. Rumao Printed copies are uncontrolled Copyright 2005, Ford Global Technologies,
2、 LLC Page 1 of 2 TAPE, REINFORCED POLYESTER COMPOSITE FILM, PRESSURE WSF-M3G39-B SENSITIVE THERMOSETTING ADHESIVE, ELECTRICAL 1. SCOPE The material defined by this specification is a reinforced polyester composite film tape with thermosetting rubber-resin, pressure sensitive adhesive. 2. APPLICATION
3、 This specification was released originally to be used for electrical insulation in automotive assemblies, i.e. starter motor solenoid coil. The pressure sensitive properties of the adhesive assist in the assembly operations. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Materia
4、l suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 CONSTRUCTION The material shall consist of a lamination of polyester matt and polyester film, coated on one side with a non-corrosive thermosetting rubber-resin pressure s
5、ensitive adhesive. 3.5 THICKNESS 0.1143 - 0.1524 mm (ASTM D 1000) 3.6 BREAKING STRENGTH, min 5.6 N/mm (ASTM D 1000) 3.7 ULTIMATE ELONGATION, range 15 - 70% (ASTM D 1000) 3.8 DIELECTRIC BREAKDOWN (ASTM D 1000) Total Thickness Reading, min 4000 volts 3.9 ADHESION TO STEEL, min 450 N/m width (ASTM D 10
6、00) 3.10 ADHESION TO BACKING/UNWIND, range 55 - 330 N/m width (ASTM D 1000) 3.10.1 Flagging No flagging (2 h at 130 C) ENGINEERING MATERIAL SPECIFICATIONWSF-M3G39-BPrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 2 of 2 3.11 COPPER CORROSION (FLTM BU 106-01) No evid
7、ence of the characteristic green color of cupric chloride and/or the characteristic blue-black color of copper sulfide on the copper plate. 3.12 CHLORIDES, max 64 ppm (ASTM D 202) 3.13 pH 6.5 - 7.5 (ASTM D 202) 3.14 THERMOSETTING VALUE 2 h (ASTM D 1000, except 120 +/- 2 C) 3.15 SHELF LIFE Materials supplied to this specification shall meet the above requirements for 18 months from date of manufacture when storage conditions do not exceed 30 C and 25 - 50% relative humidity.
