FORD ESF-M4D9-A-2013 ACRYLIC RESIN TO BE USED WITH FORD WSS-M99P1111-A .pdf

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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2013 03 01 N Status Replaced by WSS-M4D776-B1 G. Eaton, NA 2005 01 05 Revised Inserted 3.0; Deleted 3.4 3.2-5.7; 6.5-9.0 (ASTM D 1238, Condition “I“) Note: A processor may use any of the above flow rates to suit the part fabrication. O

2、nce the proper flow rate is established, it must be retained. If a change in flow rate is considered, the processor must obtain approval from an affected product engineering office. 3.1.4 Hardness - Rockwell “M“, min 90 (ASTM D 785) 3.2 To be run for initial approval and as specified by Quality Cont

3、rol. Since the above (para. 3.1) tests are required on each lot, these results will also be included as part of this testing and results reported. 3.2.1 Deflection Temperature, min 85 C (ASTM D 648, 264 psi (1820 kPa) 3.2.2 Water Absorption, max 0.5% (ASTM D 570, 24 h immersion) ENGINEERING MATERIAL

4、 SPECIFICATION ESF-M4D9-A Copyright 2013, Ford Global Technologies, LLC Page 2 of 2 3.2.3 Tensile Strength, min 9000 psi (62 MPa) (ASTM D 638, 23 +/- 2 C) 3.2.4 Elongation at Break, min 3% (ASTM D 638, 23 +/- 2 C) 3.2.5 Haze, max 3% (ASTM D 1003) 3.2.6 Resistance to Fade (FLTM BN 1-1) There shall be

5、 no appreciable change in color after 500 SFH of exposure. 3.3 FINISHED PART 3.3.1 Heat Resistance Test Method: Condition the parts for 3 h in a mechanical convection oven maintained at 88 +/- 3 C (or as otherwise specified on engineering drawing). After removal, parts shall show no more than 0.5% s

6、hrinkage. There shall be no local shrinkage where the part has been gated, which will interfere with assembly to mating parts or affect its appearance. The part shall not warp to an extent that would affect its use in ultimate assembly. 3.3.2 Luminous Transmission, min 90% (ASTM D 1003, 1/8 in (3.2

7、mm) clear, molded stock) 3.3.3 Exterior Part 3.3.3.1 Outdoor Exposure Parts must be molded from a material which will withstand a 3 year exposure as described in SAE J 576c. 3.3.3.2 Optics Parts must be molded from a material which will conform to the requirements of SAE J 576c and any further speci

8、al requirements as indicated on engineering drawing. 3.3.4 Flammability, max 4 in (101 mm)/min (FLTM BN 24-2, without the lot sampling plan) In addition, the test specimen shall not exhibit any flashing or sudden flaming on either surface in excess of the above maximum value. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 SHRINKAGE FACTOR, 48 h 0.003 - 0.006 in/in (mm/mm) (ASTM D 955, cold mold to cold piece)