FORD ESB-M4G223-A-1979 SEALER RUBBER BASE - HEAT EXPANDING - EXTRUDED《热膨胀型挤塑橡胶基密封剂》.pdf
《FORD ESB-M4G223-A-1979 SEALER RUBBER BASE - HEAT EXPANDING - EXTRUDED《热膨胀型挤塑橡胶基密封剂》.pdf》由会员分享,可在线阅读,更多相关《FORD ESB-M4G223-A-1979 SEALER RUBBER BASE - HEAT EXPANDING - EXTRUDED《热膨胀型挤塑橡胶基密封剂》.pdf(2页珍藏版)》请在麦多课文档分享上搜索。
1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Action Revisions1979 05 30 Released CZJ1-DR579192-1WP 3948-a Page 1 of 2SEALER, RUBBER BASE - HEAT EXPANDING - EXTRUDED ESB-M4G223-A1. SCOPE:The material defined by this specification is a rubber based sealerextruded in washer
2、 form, which expands when heat cured at 182 C minimum.2. APPLICATION:This specification was released originally for material used to preventbolt torque loss and to seal against water leaks on third door hingeassemblies.3. REQUIREMENTS:3.1 INFRARED SPECTROPHOTOMETRY AND/OR THERMAL ANALYSISFord Motor
3、Company, at its option, may conduct infrared and/orthermal analysis of material/parts supplied to this specification.The curves established for initial approval shall constitute thereference standard and shall be kept on file at Central Laboratory.All samples shall produce curves that correspond to
4、the referencestandard when tested under the same conditions as those specifiedon the master curve.3.2 CONDITIONINGAll test values indicated herein are based on material conditionedin a controlled atmosphere of 23 +/- 2 C and 50 +/- 5% relativehumidity for 24 h prior to testing and tested under the s
5、amecontrolled conditions.3.3 NEEDLE PENETRATION AT 23 +/- 2 C(ASTM D 1321, 100 g total load)3.3.1 As Received 3.5 - 6.0 mm3.3.2 Aged, min 3.0 mmTest Method: Condition 3 days at 70 +/- 1 C, cool to 23+/- 2 C and determine needle penetration.3.4 SOLIDS, min 95%(ASTM D 2834, except heat at 102 +/- 3 C
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