1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 01 19 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.5.2, 4; Corrected numbering 3.4 1988 03 21 Released RD-226220-C2 Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 2 TAPE, POLYESTER FILM - PRESSUR
2、E SENSITIVE ESA-M3G170-A 1. SCOPE The material defined by this specification is a pressure sensitive, transparent polyester film that bonds tenaciously to polyethylene and terne coated steel surfaces. 2. APPLICATION This specification was released originally for temporarily securing fuel system comp
3、onents prior to final assembly. 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 TAPE REQUIREMENTS 3.4.1 Appearance The film and adhesive shall be
4、 transparent - clear or tinted. 3.4.2 Thickness, min (ASTM D 1000) Tape plus adhesive 0.10 mm 3.4.3 Tensile Strength, min 4.0 N/mm width (ASTM D 1000 and ASTM D 3759) 3.4.4 Elongation at Break, min 30% (ASTM D 1000 and ASTM D 3759) 3.4.5 Adhesion to Steel, min 0.8 N/mm (ASTM D 1000 and ASTM D 3330 -
5、 squeegee process) 3.4.6 Adhesion to Terne Coated Steel 1.0 N/mm (ASTM D 1000 - Use ESA-M1A281-A - expose surface to 30 s to acetone and rinse with methyl alcohol prior to tape application - squeegee process) 3.4.7 Adhesion to Polyethylene 0.5 N/mm Extruded Sheet (ASTM D 1000 - Use ESL-M4D197-A2 - s
6、queegee process) ENGINEERING MATERIAL SPECIFICATIONESA-M3G170-APrinted copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 2 3.4.8 Breaking Strength, min 4180 g/cm (ASTM D 1000) 3.4.9 Tear Strength, min 0.008 N/mm (ASTM D 1000) 3.4.10 Unwind Pull, min 0.5 N/mm (ASTM D 1000) 3.4.11 Low Temperature Flexibility Shall not crack nor show evidence of failure Test Method: Samples approximately 150 mm in length shall be conditioned for 16 h at -29 C and shall then be bent 180 on itself.
