1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2012 05 07 N Status No usage or replacement N. Benipal, NA 2006 09 19 Revised Inserted 3.0; Deleted 3.6 and 4 1977 08 09 Released CAG2-761416-C4 E.F. France 11 27 78 Controlled document at www.MATS Copyright 2012, Ford Global Technolog
2、ies, LLC Page 1 of 2 INSULATOR, HEAT ABSORBING, GLASS FIBER WRAP ESA-M99G126-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a glass fiber wrap. 2. APPLICATION This specification was released originally for material used as a wrap between the shell and cover in
3、 muffler applications. 3. REQUIREMENTS Material specification requirements are to be used for initial qualification of materials. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-
4、M99P1111-A). 3.1 COMPOSITION 3.1.1 Glass Borosilicate (“E“ glass) 3.1.2 Binder Polyvinyl alcohol, dispersed so as to eliminate loose fibers on either surface of material. 3.2 TENSILE STRENGTH, min (ASTM D 828 with 25.4 mm sample width) WMD 62.5 kg/m (613 N/m) AMD 44.6 kg/m (437 N/m) 3.3 BASIS WEIGHT
5、, min (ASTM D 646) DE 65 95 g/m2 3.4 THICKNESS Test Method: ASTM D 645 with following modifications: (1) use of motorized test apparatus, (2) 645 mm round anvil and pressure foot, pressure 3.4 kPa, (3) within any 7740 mm sample area the average of ID measurements shall conform to the thickness specification DE 65 0.91 - 1.65 mm ENGINEERING MATERIAL SPECIFICATION ESA-M99G126-A Copyright 2012, Ford Global Technologies, LLC Page 2 of 2 3.5 MISCELLANEOUS PHYSICAL PROPERTIES Fiber Diameters 5.08 - 7.02 m Fiber Length 6.35 - 12.7 mm Combustible Material 2% - 5%
