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本文(FORD WSK-M2D458-A-2010 FLUOROELASTOMER (FKM) ROTATING SHAFT OIL SEAL TO BE USED WITH FORD WSS-M99P1111-A 《转动轴油封圈用氟橡胶(FKM) 与标准FORD WSS-M99P1111-A一起使用 》.pdf)为本站会员(explodesoak291)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-M2D458-A-2010 FLUOROELASTOMER (FKM) ROTATING SHAFT OIL SEAL TO BE USED WITH FORD WSS-M99P1111-A 《转动轴油封圈用氟橡胶(FKM) 与标准FORD WSS-M99P1111-A一起使用 》.pdf

1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2010 05 25 N-STATUS No replacement named C. Mracna, NA 2004 10 12 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3 3.11, 3.12 & 4 1991 02 01 Released EP00E01089481000 M. Siewert Printed copies are uncontrolled Copyright 2010, Ford Global Technologi

2、es, LLC Page 1 of 5 FLUOROELASTOMER (FKM), ROTATING SHAFT WSK-M2D458-A OIL SEAL NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a fluoroelastomer compound. 2. APPLICATION This specification was released originally for material used for rotating shaft oil seals in

3、 transfer boxes. 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). 3.4 SLAB STOCK 3.4.1 Preparation of Test Specimens All tests are to be performed on

4、specimens die-cut from the molded test sheets manufactured from the same material and with equivalent cure to production parts. The test sheets shall have the following dimensions: 150 x 150 mm, min x 2.0 +/- 0.2 mm 3.4.2 Density 2.00 - 2.06 g/cm3(ISO 1183, Method A/ASTM D 297) 3.4.3 Hardness, Inter

5、national 70 - 80 (ISO 48/ASTM D 1415) 3.4.4 Hardness, Durometer A 75 - 85 (ISO 868/ASTM D 2240, instantaneous, plied-up specimen. Hand held durometers shall not be used) 3.4.5 Tensile Strength, min 10.0 MPa (ISO 37/ASTM D 412, Die C) 3.4.6 Elongation at Break, min 100% (Test Method according to para

6、 3.4.5) 3.4.7 Modulus at 50% Elongation, min 3.0 MPa (Test Method according to para 3.4.5) 3.4.8 Tear Strength, min 12 kN/m (ISO 34, Method B, procedure a/ ASTM D 624, Die C) ENGINEERING MATERIAL SPECIFICATIONWSK-M2D458-APrinted copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC P

7、age 2 of 5 3.4.9 Brittleness Point, max -10 C (ISO 812, Type B specimen/ASTM D 2137, Method A) 3.4.10 Ozone Resistance, max Rating 0 (FLTM BP 101-01, Procedure A) 3.4.11 Compression Set, max 40% (ISO 815/ASTM D 395, Method B, except 25% compression, plied-up Type 1 specimens, 70 h at 150 +/- 2 C) 3.

8、5 HEAT AGED (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 168 h at 150 +/- 2 C) 3.5.1 Hardness Change, max +5 3.5.2 Tensile Strength Change, max -20% 3.5.3 Elongation Change, max -30% 3.5.4 Visual Evaluation No surface tackiness or cracks when folded flat against itself. 3.6 HEAT AGED (ISO 188/ASTM

9、 D 573, 150 +/- 50 air changes/h, 1000 h at 150 +/- 2 C) 3.6.1 Hardness Change, max +10 3.6.2 Tensile Strength Change, max -30% 3.6.3 Elongation Change, max -40% 3.6.4 Visual Evaluation No surface tackiness or cracks when folded flat against itself. 3.7 IMMERSION IN OIL No.1 (ISO 1817/ASTM D 471, 16

10、8 h at 150 +/- 2 C) 3.7.1 Hardness Change -5 to +5 3.7.2 Tensile Strength Change, max -20% 3.7.3 Elongation Change, max -40% 3.7.4 Volume Change -3 to +5% 3.7.5 Visual Evaluation No surface tackiness or cracks when folded flat against itself. ENGINEERING MATERIAL SPECIFICATIONWSK-M2D458-APrinted cop

11、ies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 3 of 5 3.8 IMMERSION IN OIL No.3 (ISO 1817/ASTM D 471, 168 h at 150 +/- 2 C) 3.8.1 Hardness Change -7 to +3 3.8.2 Tensile Strength Change, max -20% 3.8.3 Elongation Change, max -40% 3.8.4 Volume Change 0 to +10% 3.8.5 Visual Eva

12、luation No surface tackiness or cracks when folded flat against itself. 3.9 IMMERSION IN APPROVED TRANSMISSION FLUID OF AFFECTED MODEL YEAR (ISO 1817/ASTM D 471, 1000 h at 150 +/- 2 C, see para 5.1) 3.9.1 Hardness Change 0 to +10 3.9.2 Tensile Strength Change, max -50% 3.9.3 Elongation Change, max -

13、70% 3.9.4 Volume Change -5 to +10% 3.9.5 Visual Evaluation No surface tackiness or cracks when folded flat against itself. 3.10 FINISHED PARTS 3.10.1 Hardness 70 - 80 (ISO 48, micro/ASTM D 1415, micro) Test Method: Prepare and mount specimens according to FLTM BP 106-04. The hardness shall be measur

14、ed between sealing lip edge and spring groove. For each aging test 3 seals are to be cut into two equal parts in an axial direction, one half part shall be aged and on the other half part the original hardness shall be measured. The average of three hardness measurements on different specimens shall

15、 be taken on each half part and be reported. The original and the changed hardness shall be measured on one and the same part. 3.10.2 Heat Aged (ISO 188/ASTM D 573, 150 +/- 50 air changes/h, 168 h at 150 +/- 2 C) Hardness Change, max +5 Visual Evaluation No surface tackiness or cracks when folded fl

16、at against itself. ENGINEERING MATERIAL SPECIFICATIONWSK-M2D458-APrinted copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 4 of 5 3.10.3 Immersion in Oil No.1 (ISO 1817/ASTM D 471, 168 h at 150 +/- 2 C) Hardness Change -5 to +5 Volume Change - 3 to + 5 % Test Method: 0.5 g m

17、inimum weight, multiple specimens allowed. Visual Evaluation No surface tackiness or cracks when folded flat against itself. 3.10.4 Immersion in Oil No.3 (ISO 1817/ASTM D 471, 168 h at 150 +/- 2 C) Hardness Change -7 to +3 Volume Change 0 to +10% Test Method: 0.5 g minimum weight, multiple specimens

18、 allowed. Visual Evaluation No surface tackiness or cracks when folded flat against itself. 3.10.5 Immersion in Approved Transmission Fluid of Affected Model Year (ISO 1817/ASTM D 471, 1000 h at 150 +/- 2 C, see para 5.1) Hardness Change 0 to +10 Volume Change -5 to +10% Test Method: 0.5 g minimum w

19、eight, multiple specimens allowed. Visual Evaluation No surface tackiness or cracks when folded flat against itself. 3.10.6 Density 2.00 - 2.06 g/cm3(ISO 1183, Method A/ASTM D 297) 3.10.7 Tensile Permanent Set, max 40% (FLTM BP 116-01, 50% elongation, 22 +/- 2 h at 150 +/- 2 C) % Set = d3-d1 / d2-d1

20、 x 100 d1 = inside diameter, original d2 = inside diameter, elongated state d3 = inside diameter, after test ENGINEERING MATERIAL SPECIFICATIONWSK-M2D458-APrinted copies are uncontrolled Copyright 2010, Ford Global Technologies, LLC Page 5 of 5 5. GENERAL INFORMATION The information below is provide

21、d for clarification and assistance in meeting the requirements of this specification. 5.1 For information on currently approved service fluids and other materials required for use in this specification contact: Materials Laboratory 15/GM-D01-D Transmission & Axle Engineering Car Engineering Material

22、s & Fasteners Engineering Ford Motor Co. Ltd. Ford Motor Company Research & Engineering Centre PO Box 2097 Laindon, Basildon Bin 29B Essex SS15 6EE Livonia, MI 48151 England USA Materials Engineering Product Engineering Office Ford Motor Co. of Australia Ltd Princes Highway, Norlane Victoria 3214 Australia

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