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本文(FORD WSB-M4D898-A-2006 POLYPROPYLENE (PP) COPOLYMER TRANSLUCENT TO BE USED WITH FORD WSS-M99P1111-A《半透明聚丙烯(PP)共聚物 与标准FORD WSS-M99P1111-A一起使用 》.pdf)为本站会员(tireattitude366)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

FORD WSB-M4D898-A-2006 POLYPROPYLENE (PP) COPOLYMER TRANSLUCENT TO BE USED WITH FORD WSS-M99P1111-A《半透明聚丙烯(PP)共聚物 与标准FORD WSS-M99P1111-A一起使用 》.pdf

1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 06 27 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9 & 4 1994 11 28 Released NB00I10043054401 M. Masserant Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 4 POLYPROPYLENE (PP) COPOLYMER, TRAN

2、SLUCENT WSB-M4D898-A 1. SCOPE The material defined by this specification is an injection molded natural random polypropylene copolymer. 2. APPLICATION This specification was released originally for material used for an interior translucent sensor cover for a seat belt retractor. 3. REQUIREMENTS 3.0

3、STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1.1 All requirements of this specification, identified by symbol(s), shall be met with data representing 3 sigma values

4、. 3.4 MOLDING COMPOUND (s) 3.4.1 Melt Flow Rate 9 - 13 g/10 minutes (ISO 1133, 230 C, 2.16 kg) 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 require

5、d: A. 150 min x 10 x 4.0 +/- 0.2 mm (Tensile Bar, ISO 3167) B. 120 x 10 x 4.0 +/- 0.2 mm Specimens with shorter dimensions shall be cut from the center portion of the test specimen A and/or B. The specimens shall be prepared according to ISO 294. No annealing allowed. 3.5.2 Density 0.89 - 0.92 g/cm

6、(ISO 1183, Method A) ENGINEERING MATERIAL SPECIFICATIONWSB-M4D898-APrinted copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 4 (s) 3.5.3 Tensile Strength at Max Load min 26 MPa (ISO R 527, 150 minimum x 10 x 4.0 +/- 0.2 mm specimen, 50 mm/min test speed (unfilled), 5 mm

7、/min (filled) (s) 3.5.3.1 Elongation at Yield, min 10% (Test Method according to para 3.5.3) (s) 3.5.4 Flexural Modulus, min 950 MPa (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/min test speed, 64 mm support span) 3.5.5 Shear Modulus at 23 C 450 - 670 MPa (ASTM D 4065, forced constant amplitude

8、, fixed frequency of 1 Hz +/- 15%, strain level below 1%. Specimen approx. 60 x 10 x 4.0 +/- 0.2 mm cut from the center of specimen A. Specimen length between clamps 35-40 mm. Soak time at each temperature interval - 3 minutes minimum) Additionally, a Shear Modulus versus Temperature curve shall be

9、plotted for -50 to +140 C temperature range, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page 4. (s) 3.5.6 Impact Strength, Izod, min (ISO 180/1A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C 4.0 kJ/m 3.5.6.2 At 10 +/- 2

10、 C 3.0 kJ/m3.5.6.3 At 0 +/- 2 C 1.5 kJ/m3.5.6.4 At -40 +/- 1 C 1.0 kJ/m The test specimens must be conditioned for minimum of 6 h at the above specified temperature prior to impact test. Low temperature testing shall be done within the cold box. (s) 3.5.7 Heat Deflection Temperature, min (ISO 75, 12

11、0 x 10 x 4.0 +/- 0.2 mm specimen, 0.32 +/- 0.01 mm deflection) 3.5.7.1 At 1.80 MPa 45 C 3.5.7.2 At 0.45 MPa 70 C ENGINEERING MATERIAL SPECIFICATIONWSB-M4D898-APrinted copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 3 of 4 3.5.8 Heat Aging Performance (ISO 188, except 150 +

12、/- 50 air changes/h, 1000 h at 130 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) 3.5.8.1 Tensile Strength (Test Method per para 3.5.3) +/- 15% 3.5.8.2 Impact Strength, Izod Change +/- 20% (Test Method per para 3.5.6.1, specimens to be notched b

13、efore heat aging) 3.6 FOGGING (FLTM BO 116-03, 3 h at 100 C) Fog Number, min 80 Formation of clear film, droplets or crystals is cause for rejection. 3.7 FLAMMABILITY (ISO 3795) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 2.0 +/- 0.1 mm with a smooth

14、surface. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 COEFFICIENT OF LINEAR THERMAL EXPANSION 9.6-5/ C (ASTM E 831 (TMA), temperature range -30 to +30 C) 5.2 MOLD SHRINKAGE (ISO 2577, approx. 15

15、0 x 100 x 3.2 +/- 0.2 mm injection molded specimen) 5.2.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 1.6% 5.3 HARDNESS, DUROMETER D 55 (ISO 868/ASTM D 2240, 15 s dwell) 5.4 RECYCLING CODE PP ENGINEERING MATERIAL SPECIFICATIONWSB-M4D898-APrinted copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 4 of 4

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