FORD-WSK-M4D643-A2-2005.pdf
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1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2005 10 11 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.7, 3.8 & 4 2000 11 03 Revised Updated A. Cockman 1989 07 03 Released SM/EQ24042 TP L. Rodigas Printed copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 1 of 6
2、POLYPROPYLENE (PP), HOMOPOLYMER WSK-M4D643-A1 40% MINERAL FILLED, MELT FLOW RATE 4 - 7 POLYPROPYLENE (PP), HOMOPOLYMER WSK-M4D643-A2 40% MINERAL FILLED, MELT FLOW RATE 1 - 3.5 1. SCOPE The materials defined by these specifications are 40% mineral filled injection molding compounds based on polypropy
3、lene homopolymer. 2. APPLICATION These specifications were released originally for materials used for air conditioning housing. 3. REQUIREMENTS Material specification requirements are to be used for initial qualification of materials. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppl
4、iers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 MOLDING COMPOUND A1 A2 3.4.1 Melt Flow Rate, g/10 minutes 4 7 1.0 - 3.5 (ISO 1133/ASTM D 1238, 230 C, 2.16 kg) 3.4.2 Mineral Content, (A1 and A2) 35 - 42% (ISO 3451/1, Method A,
5、talc filler, 30 minutes at 550 +/- 50 C, test portion 1 to 2 g) 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparation of Test Specimens Unless otherwise specified all tests shall be carried out on injection molded one-end gated test specimens. The following dimensions are required: A. 150 min x 10 x 4.0 +/- 0.
6、2 mm (Tensile Bar, ISO 3167) B. 120 x 10 x 4.0 +/- 0.2 mm ENGINEERING MATERIAL SPECIFICATION WSK-M4D643-A1/A2 Printed copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 2 of 6 Specimens with shorter dimensions shall be cut from the center portion of the test specimen A and/or
7、 B. The specimens shall be prepared according to ISO 294. No annealing allowed. 3.5.2 Density (A1 and A2) 1.19 - 1.28 g/cm3 (ISO 1183, Method A/ASTM D 792, Method A1) 3.5.3 Tensile Strength at Max Load, min 24 MPa (A1 and A2) (ISO R 527/ASTM D 638M, 150 min x 10 x 4.0 +/- 0.2 mm specimen, 5 mm/min t
8、est speed) A1 A2 3.5.4 Flexural Modulus, GPa, min 3.2 4.0 (ISO 178/ASTM D 790M, Method I, Procedure A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 64 mm support span) 3.5.5 Shear Modulus at 23 C, GPa 1.04 - 1.72 - (ASTM D 4065, forced constant amplitude, -1.70 -2.90 fixed frequency of 1 Hz +/- 15%, strain le
9、vel below 1%. Specimen approx. 60 x 10 x 4.0 +/- 0.2 mm cut from the center of specimen A. Additionally, a Shear Modulus vs. Temperature curve shall be plotted for -50 to +140 C temperature range, at 5 C minimum intervals. The plotted curves must be within tolerance range shown on pages 5 (-A1) and
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