1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 07 14 N-STATUS No replacement A. Pan, APA 2005 12 08 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8, 4 1994 11 02 Released EP00E10348615000 K. Gerhards Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC P
2、age 1 of 2 POLYCARBONATE + POLYBUTYLENE THEREPHTALATE (PC+PBT) WSK-M4D718-A4 BLEND FILM, TRANSLUCENT NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a translucent, polycarbonate + polybutylene therephthalate blend film printed and/or painted on face and/or revers
3、e side. The film may have a pressure sensitive adhesive on the reverse side. 2. APPLICATION This specification was originally released for material used as an air conditioner label. 3. REQUIREMENTS In addition to the requirements listed herein, assemblies using this material shall meet all the requi
4、rements of the appropriate assembly performance specification. Note: The material must not be used on its own since the Flammability requirement will be met in combination with a substrate only! 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to
5、the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 APPEARANCE (FLTM BI 109-01) The color, pattern and finish shall match the approved Design Center master sample or shall be as specified on the engineering drawing. 3.5 TEST SPECIMEN 3.5.1 Preparation of Test Specimens
6、Unless otherwise specified, all tests shall be conducted on die cut specimens. 3.5.2 Thickness According to Engineering Drawing (ISO 4593) Tolerance +/- 10% 3.5.3 Density 1.21 - 1.25 g/cm3(ISO 1183, Method A) 3.5.4 Tensile Strength at Break, min 55 MPa (ISO R 527, type 2, 100 mm/minute test speed) E
7、NGINEERING MATERIAL SPECIFICATIONWSK-M4D718-A4 Printed copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 2 of 2 3.5.4.1 Elongation at Break, min 120% (Test according to para 3.5.4) 3.5.5 Flexibility at -30 C No cracks (FLTM BN 102-01, except 180 bend over 19 - 20 mm diameter
8、 mandrel) 3.5.6 Dimensional Stability Dimensional Change, max Parallel 0.40% Perpendicular 0.30% Test Method: A specimen approx. 300 x 300 mm in size shall be placed in a mechanical convection oven (150 +/- 50 air changes/h) maintained at 90 +/- 2 C for 3 h. Dimensional changes shall be measured aft
9、er cooling down to room temperature. 3.5.7 Fogging (FLTM BO 116-03, 3 h at 100 C) Fog Number, min 80 Formation of clear film, crystals or droplets is cause for rejection. 3.5.8 Odor, max Rating 2 (FLTM BO 131-01/SAE J1351) 3.6 COATING AND ADHESION Refer to applicable performance specification 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 RECYCLING CODE PC+PBT
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