1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 11 17 N-STATUS No known use. No replacement named D. DiGregorio, NA 2004 02 19 Revised Para 3.0 inserted; paras 3.4, 3.5 and 4 deleted 1986 08 10 Released CAQ1-PA537959 Printed copies are uncontrolled Copyright 2009, Ford Global Technolog
2、ies, LLC Page 1 of 2 LUBRICANT, DRY FILM - COMPLEX STEARATE ESB-M99C108-A BASE - WATER REDUCED - AIR DRY NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a water reducible powder, consisting of a fatty acid reactive soap compound (complex stearate) used in lubrica
3、tion processes and applied over zinc phosphate treatments. It reacts to form an integral dry film lubricant which will withstand extreme pressures. It is intended for the coating of metallic parts to lower the coefficient of friction and minimize metallic adhesion of parts operating dry. 2. APPLICAT
4、ION This specification was released originally for material used as a dry film lubricant to dip coat flat wind-up springs for the seat latch recliner assembly. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standa
5、rd Requirements For Production Materials (WSS-M99P1111-A). 3.2 METAL SURFACE PREPARATION 3.2.1 Surface Pretreatment Clean & free of oily deposits 3.2.2 Coating Zinc phosphate 3.2.3 Coating Weight 16.1 - 32.3 g/m2(FLTM AQ 101-01, AQ 101-02 or AQ 101-03) 3.2.4 Adhesion There shall be no chipping away
6、of the coating from the metal, when the coating is tested by scratching with a knife blade held at an angle of 90 to the surface. 3.3 LUBRICANT FILM PROPERTIES 3.3.1 Appearance White to amber film 3.3.2 Film Weight 5.4 - 10.8 g/m2(FLTM AQ 101-01, Method A, except remove the dry film from the phospha
7、te coated surface by complete washing off with acetone) ENGINEERING MATERIAL SPECIFICATIONESB-M99C108-A Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page 2 of 2 3.3.3 Texture Silky-wax like 3.3.4 Characteristics Shall form a continuous, homogeneous coating of uniform
8、 thickness, free of cracks, blisters and foreign material. 3.3.5 Chemical Base Complex stearate 3.3.6 Ash, By Weight, max 11.5% (ASTM D 128, 760 C Furnace) 3.3.7 Non-volatiles, By Weight, min 94.0% (FLTM AK 105-01) 5. GENERAL INFORMATION The information given below is provided for clarification and
9、assistance in meeting the requirements of this specification. 5.1 CHEMICAL CHARACTERISTICS . Physical form Amber powder . Odor Pine soap . pH 10.5 at 45 g/L water dilution . Foaming High when sprayed or aerated . Biodegradable Yes . Phosphates None . Metals None . Affect on Metals Safe to all, coats
10、 zinc phosphate treatments . Solubility-Water Less than 10% by weight at 66 C 5.2 APPLICATION The coating is applied by dipping for 4-10 minutes in an agitated aqueous solution of 37.4 g/L concentration, at 80 C. Parts will air dry quickly on removal from bath. 5.3 HANDLING AND DISPOSAL 5.3.1 The lubricant is a neutral fatty acid soap compound and protective garments must be provided for users (gloves, aprons, eye shields, boots, etc.). 5.3.2 Disposal requires special treatment to prevent gelling in drain lines. 5.3.3 Discarded solution should be handled by approved disposal service.
