1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 10 12 N-STATUS Replaced by WSS-M4D638-B R. Lord 2005 01 11 Revised Inserted 3.0; Deleted 3.5, 3.6 & 4 1970 09 17 Revised & Retyped CAZ2-958850 #10 ESA-M4D134-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC
2、 Page 1 of 2 POLYPROPYLENE (PP), MOLDING COMPOUND ESA-M4D134-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a general purpose, virgin polypropylene molding compound. 2. APPLICATION This specification was released originally for material used for an integral hi
3、nged door. 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). 3.1 RAW MATERIAL 3.1.1 Density 0.90 - 0.91 g/cm3 (ASTM D 792) 3.1.2 Melting Temperature, m
4、in 160 C (FLTM BO 021-02) 3.1.3 Melt Flow Rate 3 - 6 g/10 min (ASTM D 1238, 230 C, 2.16 kg) 3.2 MOLDED TEST SPECIMEN (ASTM D 1130) 3.2.1 Tensile Strength, min 31.0 MPa (ASTM D 638, 50 mm/min test speed) Elongation, min At Yield 8% At Break 150% 3.2.2 Tensile Modulus, min 1.1 GPa (ASTM D 638, 5 mm/mi
5、n test speed) ENGINEERING MATERIAL SPECIFICATION ESA-M4D134-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 2 3.2.3 Impact Strength, Izod, min 27 J/m (ASTM D 256, 3.2 mm thick, notched) 3.2.4 Heat Deflection Temperature, min (ASTM D 648) At 0.45 MPa 99 C At
6、1.82 MPa 54 C 3.3 MOLDED PART 3.3.1 Density 0.90 - 0.91 g/cm3 (ASTM D 792) 3.3.2 Melting Temperature, min 160 C (FLTM BO 021-02) 3.3.3 Melt Flow Rate, max 7 g/10 minutes (ASTM D 1238, 230 C, 2.16 kg) 3.3.4 Additional physical properties of the molded parts may be specified on the engineering drawing or in the engineering performance specification. 3.4 FLAMMABILITY, max 100 mm/minute (FLTM BN 024-02, 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.
