1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2012 04 18 N Status No usage A. Reaume, NA 2006 09 19 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9 &4 1994 12 31 Released NGA1E10370437012 L. Hess Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC P
2、age 1 of 1 ACTIVATED CARBON WSS-M99G117-C NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is activated carbon. 2. APPLICATION This specification was released originally for the active materials used in the carbon canister, where they absorb gasoline fumes from the c
3、arburetor and fuel tank to prevent their escape into the atmosphere. 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 Standa
4、rd Requirements For Production Materials (WSS-M99P1111-A). 3.4 WORKING CAPACITY, g/100 mL (ASTM D 5228) 3.4.1 Butane, min 11.0 3.5 PARTICLE SIZE (DRY), % (ASTM D 2862) 2 mm x 0.71 mm 90% min Less than 0.71 mm 3% max 3.6 APPARENT DENSITY, g/mL 0.24 - 0.32 (ASTM D 2854) 3.7 MOISTURE CONTENT, max 10% (ASTM D 2867)
