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本文(FORD WSS-M4D293-B3-2006 POLYPROPYLENE (PP) HOMOPOLYMER HEAT STABILIZED 25% MINIMUM RECYCLED CONTENT MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A (USE WSS-M4D638-B)《再生材料比例.pdf)为本站会员(inwarn120)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 WSS-M4D293-B3-2006 POLYPROPYLENE (PP) HOMOPOLYMER HEAT STABILIZED 25% MINIMUM RECYCLED CONTENT MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A (USE WSS-M4D638-B)《再生材料比例.pdf

1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 10 13 N STATUS Replaced by WSS-M4D638-B R. Lord 2005 01 25 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.9, 3.10 & 4 1996 05 09 Activated N. Kurtycz Printed copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 1 of

2、 4 POLYPROPYLENE (PP) HOMOPOLYMER, HEAT WSS-M4D293-B3 STABILIZED, 25% MINIMUM RECYCLED CONTENT MOLDING COMPOUND NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a polypropylene injection molding compound based on 25% minimum recycled polypropylene homopolymer obta

3、ined from post consumer sources. 2. APPLICATION This specification was released originally for material used for lower temperature climate control air handling housings. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Compa

4、nys 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. 3.4 MOLDING COMPOUND (s) 3.4.1 Melt Flow Rate 6 - 9g /10 minutes (ISO 1133, 230 C, 2.16 kg) 3.5 MOLDED TEST

5、 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 +/- 0.2 mm (Tensile Bar, ISO 3167) B. 120 x 10 x 4.0 +/- 0.2 mm Specimens with shorte

6、r 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 0.90-0.93 g/cm3 (ISO 1183, Method A) ENGINEERING MATERIAL SPECIFICATION WSS-M4D293-B3 Printed copies are uncontrolled Copyright

7、 2005, Ford Global Technologies, LLC Page 2 of 4 (s) 3.5.3 Tensile Strength at Max Load, min 28 MPa (ISO R 527, 150 minimum x 10 x 4.0 +/- 0.2 mm specimen, 50 mm/minute test speed) (s) 3.5.4 Flexural Modulus, min 1.0 GPa (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/minute test speed, 64 mm supp

8、ort span) 3.5.5 Shear Modulus at 23 C .816 GPa (ASTM D 4065, forced constant amplitude, 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 interv

9、al - 3 minutes minimum) Additionally, a Shear Modulus versus Temperature curve shall be plotted for -50 to +150 C temperature range, at 5 C minimum intervals. The plotted curve is on page 6. (s) 3.5.6 Impact Strength, Izod, min (ISO 180/1A, 63.5 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each

10、test) 3.5.6.1 At 23 +/- 2 C 2.5 kJ/m2 3.5.6.2 At -40 +/- 1 C 1.0 kJ/m2 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, 120

11、 x 10 x 4.0 +/- 0.2 mm specimen, edgewise, 0.32 +/- 0.1 mm deflection) 3.5.7.1 At 1.80 MPa 50 C 3.5.7.2 At 0.45 MPa 85 C 3.5.8 Heat Aging Performance (ISO 188, except 150 +/- 50 air changes/h, 1000 h at 140 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determ

12、ination) 3.5.8.1 Tensile Strength at Max Load Change +/- 30% (Test Method per para 3.5.3) ENGINEERING MATERIAL SPECIFICATION WSS-M4D293-B3 Printed copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 3 of 4 3.5.8.2 Impact Strength, Izod Change +/- 30% (Test Method per para 3.5.

13、6.1, specimens to be notched before heat aging) 3.6 FOGGING (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test conditioning 1 h) Fog Number, min 90 Formation of clear film, droplets or crystals is cause for rejection. 3.7 ODOR, max Rating 2.5 (SAE J1351) 3.8 FLAMMABILITY (ISO 3795) Burn

14、 Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 1.0 +/- 0.1 mm with a smooth 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

15、THERMAL EXPANSION 14.83-5/ C (ASTM E 831 TMA, temperature range 25 - 75 C) 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 3.2 +/- 0.2 mm injection molded specimen) 5.2.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 1.8 - 2.2% 5.2.2 Post Shrinkage (Separate specimens required for each test) . Afte

16、r 48 h at 80 C 1.7% . After 30 minutes at 120 C 1.8% 5.3 HARDNESS, DUROMETER D 70 (ISO 868/ASTM D 2240, 15 s dwell) 5.4 ELONGATION AT YIELD 11 - 29 (ISO R 527, 150 min x 10 x 4.0 +/- 2 mm specimen, 50 mm/minute test speed) 5.5 RECYCLING CODE PP ENGINEERING MATERIAL SPECIFICATION WSS-M4D293-B3 Printed copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 4 of 4

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