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本文(FORD WSK-M4D777-A7-2006 THERMOPLASTIC POLYOLEFIN ELASTOMER (TEO) HIGH COLD IMPACT EXTRUSION MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《高耐冷冲击热塑性聚烯径(TEO)弹性体成型料 与标准FORD .pdf)为本站会员(postpastor181)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 WSK-M4D777-A7-2006 THERMOPLASTIC POLYOLEFIN ELASTOMER (TEO) HIGH COLD IMPACT EXTRUSION MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《高耐冷冲击热塑性聚烯径(TEO)弹性体成型料 与标准FORD .pdf

1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 02 15 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9, 4 1995 03 01 Released EPOOE10460362000 L. Rodigas Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 5 THERMOPLASTIC POLYOLEFIN ELASTOMER (T

2、EO) WSK-M4D777-A7 HIGH COLD IMPACT EXTRUSION MOLDING COMPOUND 1. SCOPE The material defined by this specification is a rigid thermoplastic polyolefin elastomer (TEO) extrusion molding compound with high cold impact resistance and low burn rates. 2. APPLICATION This specification was released origina

3、lly for material used for wiring cover tubes. 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). 3.1.1 All requirements of this specification, identifie

4、d by symbol(s), shall be met with data representing 3 sigma values. 3.4 MOLDING COMPOUND (s) 3.4.1 Melt Flow Rate 1.5 - 3.5 g/10 minutes (ISO 1133, 230 C, 5.00 kg) 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparation of Test Specimens Unless otherwise specified all tests shall be carried out on injection mold

5、ed 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 shorter dimensions shall be cut from the center portion of the test specimen A and/or B. The specimens shall be prepared accord

6、ing to ISO 294. No annealing allowed. 3.5.2 Density 0.885 - 0.91 g/cm3(ISO 1183, Method A) 3.5.3 Hardness, Durometer D 45 - 55 (ISO 868, 15 s dwell) ENGINEERING MATERIAL SPECIFICATIONWSK-M4D777-A7Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 5 (s) 3.5.4 Tens

7、ile Strength at Yield, min 10 MPa (ISO R 527, 150 minimum x 10 x 4.0 +/- 0.2 mm specimen, 50 mm/min test speed) (s) 3.5.4.1 Elongation at Yield, min 20% (Test Method according to para 3.5.4)(s) 3.5.5 Flexural Modulus, min 400 MPa (ISO 178, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/min test speed, 64 m

8、m support span) 3.5.6 Shear Modulus at 23 C 180 - 270 MPa (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 temperatu

9、re interval - 3 minutes minimum). Additionally, a Shear Modulus versus Temperature curve shall be plotted for -50 to +140 C temperature range, at 5 C minimum intervals. The plotted curve must be within tolerance range shown on page 5. (s) 3.5.7 Impact Strength, Izod, min (ISO 180/1A, 80 x 10 x 4.0 +

10、/- 0.2 mm specimen, 10 specimens for each test) 3.5.7.1 At 23 +/- 2 C 50 kJ/m23.5.7.2 At -40 +/- 1 C 40 kJ/m23.5.7.3 At 0 +/- 2 C 4 kJ/m2The 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

11、 cold box. (s) 3.5.8 Heat Deflection Temperature, min (ISO 75, 120 x 10 x 4.0 +/- 0.2 mm specimen, edgewise, 0.32 +/- 0.01 mm deflection) 3.5.8.1 At 1.80 MPa 36 C 3.5.8.2 At 0.45 MPa 50 C All specimens dry as molded. If not tested immediately after molding, specimens must be stored in a sealed, mois

12、ture-proof container filled with silica gel. ENGINEERING MATERIAL SPECIFICATIONWSK-M4D777-A7Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 3 of 5 3.5.9 Heat Aging Performance (ISO 188, except 150 +/- 50 air changes/h, 1000 h at 150 +/- 2 C. Unaged property values

13、shall be determined at the time of the aged properties determination) 3.5.9.1 Tensile Strength at Yield Change +/- 25% (Test Method per para 3.5.4) 3.5.9.2 Impact Strength, Izod Change, max -25% (Test Method per para 3.5.7.1, specimens to be notched before heat aging) 3.6 FOGGING (FLTM BO 116-03, 3

14、h at 100 C heating, 21 C cooling plate) Fog Number, min 80 Formation of a 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 1.0 +/- 0.1 mm with a smooth surface. 5. GENERAL

15、 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 5 - 15-5/C (ASTM E 831 (TMA), temperature range -30 to +100 C) 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 3.2 +/

16、- 0.2 mm injection molded specimen) 5.2.1 Molding Shrinkage . After 48 h at 23 +/- 2 C 1.0 - 2.0% ENGINEERING MATERIAL SPECIFICATIONWSK-M4D777-A7Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 4 of 5 5.2.2 Post Shrinkage (Separate specimens required for each test)

17、. After 48 h at 80 C 0.2 - 0.3% . After 30 min at 120 C 0.0 - 0.4% 5.3 FLAMMABILITY (ISO 3795) Burn Rate, max 100 mm/minute The specimen size required for material approval is 355 x 100 x 0.3 +/- 0.05 mm with a smooth surface. 5.4 RECYCLING CODE PP+EPDM ENGINEERING MATERIAL SPECIFICATIONWSK-M4D777-A7Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 5 of 5

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