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本文(FORD WSS-M99P29-B-2007 PERFORMANCE ENERGY ABSORBING FOAM INTERIOR - TO BE USED WITH FORD WSS-M99P1111-A 《汽车内部用能量吸收泡沫的性能 与标准FORD WSS-M99P1111-A一起使用 》.pdf)为本站会员(fuellot230)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-M99P29-B-2007 PERFORMANCE ENERGY ABSORBING FOAM INTERIOR - TO BE USED WITH FORD WSS-M99P1111-A 《汽车内部用能量吸收泡沫的性能 与标准FORD WSS-M99P1111-A一起使用 》.pdf

1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2007 08 03 Activated B. Witkowski Printed copies are uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 1 of 2 PERFORMANCE, ENERGY ABSORBING FOAM, INTERIOR WSS-M99P29-B 1. SCOPE This specification defines the material performance

2、requirements for energy absorbing foam used in interior applications. 2. APPLICATION This specification covers materials used in energy absorbing bolsters and other interior trim components. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must

3、 conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). Additionally, approval to this specification assumes that the finished article meets all applicable SDS, CETP, ES, and Functional Trial requirements. 3.2 TEST SAMPLES The following tests are to be conducted on

4、test blocks fabricated using a production representative process, for molded parts the test specimens should be 254 x 254 x 63.5 mm with an optional 5 draft angle to facilitate removal from the mold. For non-molded materials, a 100 x 100 x 100 mm specimen is required. Unless specified, evaluate 6 sa

5、mples for each requirement. 3.2.1 Dynamic Energy Absorption (FLTM BO 111-04, ETS Bendix machine or equivalent, 18 samples total, 6 samples from 3 material lots) A Load Deflection Curve shall be plotted for 0 to 70% deflection, results shall be reviewed and approved by the sponsoring technical specia

6、list and be presented as part of the functional approval. 3.2.2 Dimensional Stability, % Volume Change, maximum 15% (Expose for 30 days at 90 C, report dimensional changes in length, Width, and thickness.) 3.2.3 Water Absorption, maximum 30% (SAE J315, 240 h, 23 +/- 2C water, molded blocks to have s

7、kin) 3.2.4 Compressive Strength Change maximum, Water Immersion 30% (Condition test samples from 3.2.3 for 1 hr at 23 +/- 2C, and 50% relative humidity prior to evaluation. Use ASTM D 1621, Procedure A for compressive strength testing.) ENGINEERING MATERIAL SPECIFICATIONWSS-M99P29-B Printed copies a

8、re uncontrolled Copyright 2007, Ford Global Technologies, LLC Page 2 of 2 3.2.5 Compressive Strength Change, maximum Environmental Aging, 15% (ASTM D 1621, Procedure A, report change for 15 and 50% compression tests) Expose test block to the following environmental cycle prior to performing compress

9、ion test. 5 h at -40 +/- 2 C 30 min at 23 +/- 2 C and 50% R.H. 5 h at 90 +/- 2 C 30 min at 23 +/- 2 C, and 50% R.H. 16 h at 50 +/- 2 C and 95 +/- 5% R.H. 30 min at 23 +/- 2 C and 50% R.H. 5 h at -40 +/- 2 C 30 min at 23 +/- 2 C and 50% R.H 5 h at 90 +/- 2 C No cracking, splitting of the material is

10、allowed. 3.2.6 Compressive Strength Change, maximum Heat Aged 25% (ASTM D 1621, Procedure A, report change for 15 and 50% compression tests) Expose test block 30 days at 90 +/- 2 C prior to performing compression test. 3.2.7 Fogging (SAE J1756, 3 h at 100 C heating, 21 C cooling plate, post test con

11、ditioning 1 and 16 h) Fog Number, min 70 No formation of clear film, droplets or crystals. 3.2.8 Flammability, burn rate max. 100mm/min (ISO 3795) 3.2.9 Odor, max (SAE J1351) Rating 3 or (FLTM BO 131-01) Rating 2 3.3 FUNCTIONAL APPROVAL Materials being evaluated for approval to this specification sh

12、all be subjected to a production trial and have functional signoff from the applicable technical specialist. Functional trial results must be approved by the affected Design & Release engineer or technical specialist. Results shall be made available to Materials Engineering prior to material approval.

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