1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev. 2 2012 09 26 N-STATUS All sources are inactive A. Wedepohl, NA 2006 02 13 Revised Inserted 3.0; deleted 3.1, 3.2, 3.3, 3.10 and 4 1992 07 27 Released NC00E10079779-025 A. Yuhas Controlled document at www.MATS Copyright 2012, Ford Global
2、Technologies, LLC Page 1 of 1 WAX, WATER EMULSION, HIGHER SOLIDS NOT FOR NEW DESIGN WSA-M9G20-B 1. SCOPE The material defined by this specification is a solid lubricant, consisting of a blend of synthetic, natural and hydrocarbon waxes emulsified in water. 2. APPLICATION This specification was relea
3、sed originally for material applied to prevailing torque lock nuts to prevent chatter and thread galling at assembly and promote consistency of torque tension relations. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Compa
4、nys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 COLOR Opaque, white 3.5 SOLIDS, range 40 +/- 2% (ASTM D 2834) 3.5.1 Wax, min 32% (FLTM AK 116-01) 3.5.2 Melting Point of Solids, min 74 C (ASTM D 127) 3.6 WEIGHT 0.97 - 0.99 kg/L 3.7 ASH, max 0.4% (ASTM D 128) 3.8 pH 8.8 - 9.2 (4 to 1 dilution with distilled water) 3.9 QUALITY Shall be a smooth, homogeneous mixture, free from foreign materials and properties detrimental to normal production operations.
