1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2005 08 29 Revised Inserted 3.0; Revised 3.3, Deleted 3.4 and 4 1994 12 20 Revised and Retyped Was 4 pages 1983 04 21 Released SM/EQ5352 TP Printed copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 1 of 2 ALIPHATIC POL
2、YISOCYANATE HARDENER ESK-M99J313-A 1. SCOPE The material defined by this specification is an aliphatic polyisocyanate hardener solution in organic solvents. 2. APPLICATION The material is used as hardener for the two pack stonepeck resistant topcoat ESK-M99J312-A. 3. REQUIREMENTS 3.0 STANDARD REQUIR
3、EMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1 COMPOSITION 3.1.1 Vehicle Modified hexamethylendiisocyanate Content of monomeric hexamethylendiisocyanate as delivered: maximum 0.5%
4、 No other isocyanates than hexamethylendiisocyanate 3.1.2 Mixing Rate with ESK-M99J312-A As specified by the vendor. Paint and hardener shall be from the same source. 3.2 PHYSICAL PROPERTIES 3.2.1 Non-Volatile (FLTM BI 102-01) According to initial sample report as approved +/- 2%, but minimum 88%. 3
5、2.2 Package Viscosity 700 +/- 50 mPa.s/20 C using a rotation viscometer. ENGINEERING MATERIAL SPECIFICATIONESK-M99J313-APrinted copies are uncontrolled Copyright 2005, Ford Global Technologies, LLC Page 2 of 2 3.2.3 Density (ASTM D 1475) According to approved initial sample report +/- 0.01, prefera
6、bly 1.147. 3.2.4 Shelf Stability During a storage of 6 months at room temperature the material as received shall not gel or liver upon standing. Preferably the material should be used within a storage time of one month after receipt. 3.3 SUBSTANCE CONTROL Legal, health, safety and environmental constraints may apply to the materials which are submitted for approval to this specification. Refer to Engineering Material Specification WSS-M99P9999-A1.
