1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 02 2012 04 12 N Status No usage or replacement N. Benipal, NA 2004 03 23 Revised Para 3.0 inserted; paras 3.9 and 4 deleted 1979 08 24 Released EK2-201-1 Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page 1
2、 of 2 RUST PREVENTATIVE - EMULSIFIABLE ESA-M7C59-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is an emulsifiable rust inhibitor and cleaner. 2. APPLICATION This specification was released originally to provide corrosion protection for brake rotors and hubs duri
3、ng storage and shipment. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1 DESCRIPTION OF CONCENTRATE This material contains emulsifiers, rust inhi
4、bitors, defoamants, and solvents. It contains no amines, phenols, cresols, or other toxic substances requiring special handling in use. It shall exhibit no skimming, gelatin or separation of the concentrate. 3.2 FLASH POINT, min 107 C (ASTM D 92) 3.3 FIRE POINT, min 112 C (ASTM D 92) 3.4 SPECIFIC GR
5、AVITY 0.93 (ASTM D 891) 3.5 VISCOSITY AT 38 C 35 - 50 cSt (ASTM D 445) 3.6 MIXTURE WITH WATER The solution shall contain not less than 1 part of concentrate per 20 parts of solution (v/v). No less than 5% concentrate shall be used. Higher concentrations may be used to provide greater corrosion prote
6、ction as required for storage and shipment. 3.7 CORROSION PROTECTION OF 5% SOLUTION (ASTM D 2247) The coated rotors shall be exposed to a 100% humidity test at 35 C for 2 h and shall not exhibit more than 1% rust on the braking surface of the rotor or bearing and seal contact area of the hub. ENGINE
7、ERING MATERIAL SPECIFICATION ESA-M7C59-A Copyright 2012, Ford Global Technologies, LLC Page 2 of 2 3.8 RESIDUE The residue left on rotor shall have no adverse effect on braking characteristics. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 TYPICAL CHEMICAL COMPOSITION OF CONCENTRATE 5.1.1 Mineral Oil 85.0% 5.1.2 Emulsifiers and Wetting Agents 9.0% 5.1.3 Organic Rust Inhibitors 5.0% 5.1.4 Organic Solvents 1.0%
