1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2012 04 24 N Status No usage or replacement N. Benipal, NA 2006 01 30 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.9, 4 1999 10 01 Activated W. Scholz Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page
2、 1 of 2 TAPE, ADHESIVE, ONE SIDED, PU FOAM, PRESSURE WSS-M3G201-A2 SENSITIVE, EXTERIOR NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a pressure sensitive polyurethane foam tape with a paper sheeting reinforcement, adhesive coated on one side and protected with
3、release paper. 2. APPLICATION This specification was released originally for material used as filler between exterior roof rack and painted metal or as an anti-rattle and anti-squeak material on package trays or as specified on Engineering Drawing. The material is applied by hand pressure to primed,
4、 enameled or degreased surfaces. Prior to the release for a particular application and in addition to the requirements specified within this specification, full evaluation as a component of specific trim product must be tested by the responsible Component Engineering activity on substrates intended
5、for use in the final application. 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 MATERIAL PROPERTIES 3.4.1 Color Anthtracite or as specified on
6、Engineering drawing 3.4.2 Dimensions As specified on (ASTM D 1000) Engineering Drawing 3.4.3 Density As specified on (ASTM D 1667) Engineering Drawing 3.4.4 Coating Pressure sensitive acrylat adhesive 3.4.5 Breaking Strength, min 1200 N/m (ASTM D 1000) 3.4.6 Heat Aging The material shall (1 h at 90
7、/- 1 C. not become brittle Examine at 23 +/- 2 C) or tacky) ENGINEERING MATERIAL SPECIFICATION WSS-M3G201-A2 Copyright 2012, Ford Global Technologies, LLC Page 2 of 2 3.4.7 Cold Flexibility No cracking Test Method: Condition 200 mm samples of tape as received for 4 h at -30 C and bend 180 around a
8、6 mm mandrel conditioned at -30 C. 3.5 PEEL ADHESION (FLTM BU 112-02, Method A) Prior to testing, cover the reverse side of the tape with a polyester film of approximately 0.04 mm thickness to avoid elongation during testing. Expose test specimens to each of the following conditions before testing p
9、er para 3.5. 3.5.1 Original, min 300 N/m (1 h at 23 +/- 2 C) 3.5.2 Humidity Aging, max -15% based on (14 days at 38 +/- 2 C and the original value 98 +/- 2% RH, Reconditioning*) 3.5.3 Heat Aging, max -15% based on (14 days at 80 +/- 2 C, the original value Reconditioning*) 3.5.4 Paint Repair Oven, m
10、ax -15% based on (30 minutes at 120 +/- 2 C, the original value Reconditioning*) 3.5.5 Environmental Cycling, max -15% based on (FLTM BQ 104-07, Procedure 5, the original value Reconditioning*) *4 h at 23 +/- 2 C and 50 +/- 5% RH 3.6 LINER REMOVAL, max 3.6 N/m (ASTM D 1000, liner to adhesive) 3.7 FL
11、AMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/min Perform the test after adhering the adhesive side of the tape to a steel panel. 3.8 STORAGE STABILITY, min 6 months (From date of receipt at Ford Motor Company) When stored in sealed unopened containers out of direct sunlight at ambient temperatures between 5 C and 28 C.
