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本文(FORD WSB-M4D882-A1-2011 ACETAL (POM) COPOLYMER 10 % GLASS FIBER REINFORCED MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《10%玻璃纤维加强模塑材料乙酸醛(POM)共聚物 与福特WSS-M99P1111-A 一起使用.pdf)为本站会员(towelfact221)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-M4D882-A1-2011 ACETAL (POM) COPOLYMER 10 % GLASS FIBER REINFORCED MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《10%玻璃纤维加强模塑材料乙酸醛(POM)共聚物 与福特WSS-M99P1111-A 一起使用.pdf

1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions Rev 02 2011 07 27 N Status No replacement named R. Harris, NA 2001 06 22 Revised Updated A. Cockman 1993 10 22 Activated NB00I10043054294 LAG, BCF, M.J. Masserant Printed copies are uncontrolled Page 1 of 5

2、Copyright 2011, Ford Global Technologies, Inc. ACETAL (POM) COPOLYMER, 10 % GLASS FIBER WSB-M4D882-A1 REINFORCED MOLDING COMPOUND NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a acetal thermoplastic compound based on trioxane, 10 % glass fiber reinforced. 2. AP

3、PLICATION This specification was released originally for material used for a seat belt assembly lock ring. 3. REQUIREMENTS Material specification requirements are to be used for initial qualification of materials. 3.1 QUALITY SYSTEM REQUIREMENTS Material suppliers and part producers must conform to

4、the Companys Quality System Requirements. 3.2 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSIS IR spectra and thermograms established for initial approval shall constitute the reference standard and shall be kept on file at the designated material laboratory. All samples shall produce IR spectra a

5、nd thermograms that correspond to the reference standard when tested under the same conditions. 3.3 CONDITIONING AND TEST CONDITIONS All test values indicated herein are based on material conditioned in a controlled atmosphere of 23 +/- 2 C and 50 +/- 5 % relative humidity for not less than 24 h pri

6、or to testing and tested under the same conditions unless otherwise specified. 3.4 MOLDING COMPOUND (s) 3.4.1 Glass Fiber Content 8 - 12 % (ISO 3451/1, Method A) ENGINEERING MATERIAL SPECIFICATION WSB-M4D882-A1 Page 2 of 5 Copyright 2011, Ford Global Technologies, Inc. 3.5 MOLDED TEST SPECIMEN 3.5.1

7、 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 shorter dimensions sh

8、all 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 1.45 - 1.51 g/cm3 (ISO 1183, Method A) (s) 3.5.3 Tensile Strength at Max Load, min 65 MPa (ISO R 527, 150 minimum x 10 x 4.0 +/-0.2 mm specime

9、n, 5 mm/min test speed) (s) 3.5.4 Flexural Modulus, min 2.8 GPa (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 1.02 - 1.70 GPa (ASTM D 4065, forced constant amplitude, fixed frequency of 1 Hz +/- 15 %, strain level below 1 %. Specime

10、n 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 plotted for - 50 to + 150 C temperature range, at 5 C minimum int

11、ervals. The plotted curve must be within tolerance range shown on page 6. ENGINEERING MATERIAL SPECIFICATION WSB-M4D882-A1 Page 3 of 5 Copyright 2011, Ford Global Technologies, Inc. (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

12、.1 At 23 +/- 2 C 1.8 kJ/m2 3.5.6.2 At - 40 +/- 1 C 2.5 kJ/m2 3.5.6.3 At - 20 +/- 2 C 2.3 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 Tempe

13、rature, min (ISO 75, 120 x 10 x 4.0 +/- 0.2 mm specimen, 0.32 +/- 0.01 mm deflection) 3.5.7.1 At 1.80 MPa 145 C 3.5.7.2 At 0.45 MPa 150 C 3.5.8 Heat Aging Performance (ISO 188, except 150 +/- 50 air changes/h, 1000 h at 120 +/- 2 C. Unaged property values shall be determined at the time of the aged

14、properties determination) 3.5.8.1 Tensile Strength at Max Load Change +/- 25 % (Test Method per para 3.5.3) 3.5.8.2 Impact Strength, Izod Change +/- 25 % (Test Method per para 3.5.6.1, specimens to be notched before heat aging) 3.6 FOGGING (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post t

15、est conditioning 1 h and 16 h) Fog Number, min 85 Formation of clear film, droplets or crystals is cause for rejection. ENGINEERING MATERIAL SPECIFICATION WSB-M4D882-A1 Page 4 of 5 Copyright 2011, Ford Global Technologies, Inc. 3.7 FLAMMABILITY (ISO 3795/SAE J369) Burn Rate, max 100 mm/minute The sp

16、ecimen size required for material approval is 355 x 100 x 1.0 +/- 0.1 mm with a smooth surface. 3.8 ADDITIONAL REQUIREMENTS Additional requirements for material and/or manufactured parts may be specified on the Engineering drawing, Engineering parts specification, performance specification, System D

17、esign Specification (SDS) and/or Component Design Specification (CDS). 3.9 SUPPLIERS RESPONSIBILITY All materials supplied to this specification must be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making any changes to the material originall

18、y approved under this specification, whether or not such changes affect the materials ability to meet the specification requirements, the Supplier shall notify the affected Purchasing, and Materials Engineering activities (with reasons) of the proposed changes. Upon notification of the Company, furt

19、her instructions will be provided. Note: Suppliers should be prepared to provide test data and samples demonstrating compliance to this specification, if requested. Substance restrictions imposed by regulations or Company direction applies to the materials addressed by this document. The restriction

20、s are identified in Restricted Substance Management Standard WSS-M99P9999-A1. 4. APPROVAL OF MATERIALS Materials defined by this specification for direct supply to the Company must have prior approval. Certain materials subcontracted by part suppliers may also require prior approval. These include m

21、aterials critical to the Companys business for regulatory, safety, environmental or compatibility requirements or contractual agreements. Suppliers desiring approval of their materials shall first obtain an expression of interest from Purchasing, Design or Materials Engineering activity. Upon reques

22、t, the Supplier shall submit a completed copy of their laboratory test reports, signed by a qualified and authorized representative of the test facility, demonstrating full compliance with all the requirements of this specification. ENGINEERING MATERIAL SPECIFICATION WSB-M4D882-A1 Page 5 of 5 Copyri

23、ght 2011, Ford Global Technologies, Inc. 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 6.0E-5/ C (ASTM E 228 or TMA, temperature range - 30 to + 30 C) 5.2

24、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 0.9 % 5.2.2 Post Shrinkage (Separate specimens required for each test) After 48 h at 80 C 0.1 % After 30 min at 120 C 0.1 % 5.3 ELONGATION AT BREAK 3 % (Test Method according to para 3.5.3) 5.4 RECYCLING CODE POM-GF10

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