1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 02 2011 07 27 N Status A2 Replaced by WSB-M4D871-A1, A4 replaced by WSB-M4D871-A5, A6 replaced by WSB-M4D871-A3, A8 replaced by WSB-M4D871-A4 R. Harris, NA 2005 11 11 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.6, 3.7 & 4 1989 09 29 Re
2、leased SM/EQ035825 TP KH Gerhards Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 1 of 3 POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A1 50 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A2 55 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A3 6
3、0 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A4 65 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A5 70 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A6 75 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A7 80 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE
4、WSK-M4D676-A8 85 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A9 90 A HARDNESS POLYVINYL CHLORIDE (PVC), FLEXIBLE WSK-M4D676-A10 95 A HARDNESS NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by these specifications are flexible polyvinyl chloride injection and/or extrusion m
5、olding compounds. 2. APPLICATION These specifications were released originally for materials used for functional automotive applications, not exposed to sunlight. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Sta
6、ndard Requirements For Production Materials (WSS-M99P1111-A). 3.4 MOLDED TEST SPECIMEN 3.4.1 Preparation of Test Specimens Unless otherwise specified, all test shall be conducted on specimens die cut from ungrained compression molded plaques 150 x 150 x 2.0 +/- 0.2 mm molded according to ISO 293. EN
7、GINEERING MATERIAL SPECIFICATION WSK-M4D676-A1/A2/A3/A4/A5/A6/A7/A8/A9/A10 Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 2 of 3 3.4.2 Density, max, g/cm3 (ISO 1183, Method A/ASTM D 792, Method A) A1 A2 A3 A4 A5 1.35 1.35 1.35 1.35 1.40 A6 A7 A8 A9 A10 1.40 1.40 1
8、.45 1.45 1.47 3.4.3 Hardness, Durometer A (ISO 868/ASTM D 2240, 6 mm thick plied-up specimens, 15 s delay) A1 A2 A3 A4 A5 50 +/- 5 55 +/- 5 60 +/- 5 65 +/- 5 70 +/- 5 A6 A7 A8 A9 A10 75 +/- 5 80 +/- 5 85 +/- 5 90 +/- 5 95 +/- 5 3.4.4 Tensile Strength at Break, MPa, min (ISO R 527, type 2/ASTM D 638M
9、, type M-II, 500 mm/min test speed) A1 A2 A3 A4 A5 6 7 7 10 10 A6 A7 A8 A9 A10 11 13 14 15 16 3.4.4.1 Elongation at Break, %, min (Test Method according to para 3.4.4) A1 A2 A3 A4 A5 300 275 275 250 250 A6 A7 A8 A9 A10 225 200 200 150 120 3.4.5 Tear Strength, kN/m, min (ISO 34, Method B, Procedure a
10、/ASTM D 624, Die C) A1 A2 A3 A4 A5 15 20 25 30 35 A6 A7 A8 A9 A10 40 45 50 60 70 3.4.6 Cold Flexibility at -30 C (A1 - A10) No cracks (FLTM BN 102-01, except specimen 25 x 150 mm, minimum and 19-20 mm mandrel) 3.4.7 Heat Aging Performance (A1 - A10) (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 100
11、0 h at 80 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) ENGINEERING MATERIAL SPECIFICATION WSK-M4D676-A1/A2/A3/A4/A5/A6/A7/A8/A9/A10 Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 3 of 3 3.4.7.1 Tensile Stren
12、gth Change +/- 25% (Test Method per para 3.4.4) 3.4.7.2 Elongation Change +/- 25% (Test Method per para 3.4.4) 3.4.7.3 Weight Change, max 10% (50 x 25 x 2 +/- 0.2 mm specimen) 3.4.8 Odor, max (A1 - A10) Rating 2 (FLTM BO 131-01/SAE J1351) 3.4.9 Fogging (A1 - A10) (FLTM BO 116-03) Fog Number, min 60 Formation of excessive amounts of clear film or droplets is cause for rejection. 3.5 FLAMMABILITY (A1 - A10) (ISO 3795) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 1.2 +/- 0.1 mm with a smooth surface.
