ImageVerifierCode 换一换
格式:PDF , 页数:4 ,大小:89.35KB ,
资源ID:749141      下载积分:10000 积分
快捷下载
登录下载
邮箱/手机:
温馨提示:
如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
如填写123,账号就是123,密码也是123。
特别说明:
请自助下载,系统不会自动发送文件的哦; 如果您已付费,想二次下载,请登录后访问:我的下载记录
支付方式: 支付宝扫码支付 微信扫码支付   
注意:如需开发票,请勿充值!
验证码:   换一换

加入VIP,免费下载
 

温馨提示:由于个人手机设置不同,如果发现不能下载,请复制以下地址【http://www.mydoc123.com/d-749141.html】到电脑端继续下载(重复下载不扣费)。

已注册用户请登录:
账号:
密码:
验证码:   换一换
  忘记密码?
三方登录: 微信登录  

下载须知

1: 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。
2: 试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。
3: 文件的所有权益归上传用户所有。
4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
5. 本站仅提供交流平台,并不能对任何下载内容负责。
6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

版权提示 | 免责声明

本文(FORD WSB-M4D860-A-2011 ACETAL (POM) COPOLYMER 25% MINERAL FILLED MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《25%矿物填充模塑材料乙酸醛(POM)共聚物 与福特WSS-M99P1111-A 一起使用》.pdf)为本站会员(unhappyhay135)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-M4D860-A-2011 ACETAL (POM) COPOLYMER 25% MINERAL FILLED MOLDING COMPOUND TO BE USED WITH FORD WSS-M99P1111-A 《25%矿物填充模塑材料乙酸醛(POM)共聚物 与福特WSS-M99P1111-A 一起使用》.pdf

1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 02 2011 07 27 N Status No replacement named R. Harris, NA 2006 05 16 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9 Fixed Numbering 3.5.8 1992 11 21 Released NB00I10043054211 L. A. Graham Printed copies are uncontrolled Copyright 2

2、011, Ford Global Technologies, LLC Page 1 of 4 ACETAL (POM) COPOLYMER, 25% MINERAL FILLED WSB-M4D860-A MOLDING COMPOUND NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a thermoplastic acetal copolymer based on trioxane with 25% mineral (CaCO3) filler. 2. APPLICAT

3、ION This specification was released originally for material used for the spool component of the web-grabber retractor front seat belt assembly. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements

4、For Production Materials (WSS-M99P1111-A). 3.4 MOLDING COMPOUND 3.4.1 Melt Flow Rate 4 - 9 g/10 minutes (ISO 1133/ASTM D 1238, 190 C, 2.16 kg) 3.4.2 Filler Content 22 - 28% (ISO 3451/1, Method A, 600 C in nitrogen, percent CaC03 is calculated from percent ash) 3.5 MOLDED TEST SPECIMEN 3.5.1 Preparat

5、ion 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 shall be cu

6、t 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 1.50 - 1.70 g/cm (ISO 1183, Method A/ASTM D 792, Method A1) ENGINEERING MATERIAL SPECIFICATION WSB-M4D860-A Printed copies are uncontrolled Copyright 2

7、011, Ford Global Technologies, LLC Page 2 of 4 3.5.3 Tensile Strength at Max Load, min 37 MPa (ISO R 527/ASTM D 638M, 150 min x 10 x 4.0 +/- 0.2 mm specimen, 5 mm/min test speed) 3.5.4 Flexural Modulus, min 3.0 GPa (ISO 178/ASTM D 790M, Method I, Procedure A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 2 mm/

8、min test speed, 64 mm support span, the radius of the loading nose 5.0 +/- 0.1 mm and of the supports 2.0 +/- 0.2 mm) 3.5.5 Shear Modulus at 23 C 1.2 - 2.0 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 c

9、ut 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 vs. Temperature curve shall be plotted for -50 to +150 C temperature range, at 5 C minimum intervals. The plotted curve must be within

10、 tolerance range shown on page 4. 3.5.6 Impact Strength, Izod, min (ISO 180, Method A/ASTM D 256, Method A, 80 x 10 x 4.0 +/- 0.2 mm specimen, 10 specimens for each test) 3.5.6.1 At 23 +/- 2 C 3.8 kJ/m 3.5.6.2 At -40 +/- 2 C 3.5 kJ/m The test specimens must be conditioned for minimum of 6 h at the a

11、bove specified temperature prior to impact test. Low temperature testing shall be done within the cold box, if not possible, test can be conducted outside, but within 5 s. 3.5.7 Heat Deflection Temperature, min (ISO 75/ASTM D 648, 120 x 10 x 4.0 +/- 0.2 mm specimen, at standard deflection of 0.32 +/

12、- 0.01 mm) 3.5.7.1 At 1.80 MPa 85 C 3.5.7.2 At 0.45 MPa 140 C 3.5.8 Heat Aging Performance (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 1000 h at 130 +/- 2 C. Unaged property values shall be determined at the time of the aged properties determination) ENGINEERING MATERIAL SPECIFICATION WSB-M4D860-

13、A Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 3 of 4 3.5.8.1 Tensile Strength 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 FLAMMABILITY (IS

14、O 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. 3.7 FOGGING (FLTM BO 116-03, 3 h a5 100 C) Fog Number, min 85 Formation of excessive amounts of clear film or droplets is cause for rejection. 5. GENERAL INFORMA

15、TION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 COEFFICIENT OF LINEAR THERMAL EXPANSION 2.5-5/ C (ASTM D 696) 5.2 MOLD SHRINKAGE (ISO 2577, approx. 150 x 100 x 3.2 +/- 0.2 mm injection molded specimen) 5.2.1 Molding

16、 Shrinkage . After 48 h at 23 +/- 2 C 1.6% 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 RECYCLING CODE POM-K25 ENGINEERING MATERIAL SPECIFICATION WSB-M4D860-A Printed copies are uncontrolled Copyright 2011, Ford Global Technologies, LLC Page 4 of 4

copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
备案/许可证编号:苏ICP备17064731号-1