1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2006 04 19 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.6 and 4 1993 06 01 Released EP00E10258817000 K. Wolters Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 2 EC ADDITIVE, FATTY ACID AMIDE WSK-M99J3
2、79-A 1. SCOPE The material defined by this specification is a fatty acid amide, neutralized with acetic acid. 2. APPLICATION This specification was released originally for material used to control the flow of cathodic electrocoat primers and to avoid dry-markings. The additive shall only be used on
3、suppliers request and in an amount specified by the supplier. 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 Standard Requ
4、irements For Production Materials (WSS-M99P1111-A). 3.4 COMPOSITION 3.4.1 Solution of an acetic acid neutralized fatty acid amide in water. 3.4.2 Non-Volatile 24 - 26% (FLTM BI 102-01) 3.4.3 Density See initial sample (ASTM D 1475) +/- 0.2 g/mL 3.4.4 Color Light brown, clear 3.5 QUALITY When this ad
5、ditive is used with electrocoat primer, the resulting bath material must meet all requirements of the affected Material Specification. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 STORAGE STABIL
6、ITY 3 months During a storage of 3 months at room temperature, the material as received shall not jell or liver upon standing and must be free from settling which cannot be dispersed by normal stirring. ENGINEERING MATERIAL SPECIFICATIONWSK-M99J379-A Printed copies are uncontrolled Copyright 2006, F
7、ord Global Technologies, LLC Page 2 of 2 5.2 pH-VALUE 8.2 - 8.6 5.3 CONDUCTIVITY 4300 - 4700 microsiemens/cm 5.4 MATERIAL REFERENCE All related materials used for approval of additive according to this specification, e.g. electrocoat primer as well as the application parameter shall be noted in the Initial Sample Report of the additive.
