1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2002 08 20 Revised Updated and renumbered 1987 09 01 B/036762 TP Revised 3.4 1987 06 15 SM/EQ 6002 TP Released C. Herriott Printed copies are uncontrolled Page 1 of 2 Copyright 2002, Ford Global Technologies
2、, Inc. PHOSPHATE SOLUTION, ZINC, START UP ESK-M5B351-A 1. SCOPE The material defined by this specification is an aqueous solution containing essentially zinc phosphate. 2. APPLICATION This specification was released originally for material used as initial fill material in spray only phosphate equipm
3、ents. In general this material is used in combination with ESK-M5B352-A Phosphate Solution, Zinc, Make-Up, with ESK-M5B353-A and ESK-M5B354-A Phosphate Solution, Zinc, Accelerator, SKM-5B9580-A Phosphate Solution, Zinc, Passivating Solution and after the application of ESK-M5B355-A Phosphate Solutio
4、n, Zinc, Alkaline Cleaner. 3. REQUIREMENTS 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 CHEMICAL COMPOSITION Zinc as Zn: 2.9 +/- 0.7 % Nickel as Ni: 1.9 +/- 0
5、.5 % Phosphate as P205: 28.1 +/- 2.5 % 3.3 TITRATION 10 ml of the solution are filled up to 1000 ml with distilled water. 10 ml of this solution need 7.4 +/- 0.8 ml 0.1 n Sodium-hydroxide (NaOH). (Phenolphthalein Indicator). 3.4 PH-VALUE 1 % SOLUTION BY WEIGHT AT 20 C 2.8 +/- 1.0 3.5 DENSITY, g/cm3
6、1.45 +/- 0.05 (FLTM EU-BI 2-2) ENGINEERING MATERIAL SPECIFICATION ESK-M5B351-A Page 2 of 2 Copyright 2002, Ford Global Technologies, Inc. 4. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 4.1 The phospha
7、te system released by this specification shall be supported by the following materials. 4.1.1 Phosphate Solution, Zinc, Alkaline Cleaner ESK-M5B355-A 4.1.2 Phosphate Solution, Zinc, Make Up ESK-M5B352-A 4.1.3 Phosphate Solution, Zinc, Accelerator ESK-M5B354-A 4.1.4 Phosphate Solution, Zinc, Accelerator Additive ESK-M5B353-A 4.1.5 Phosphate Solution, Zinc, Passivating Solution SKM-5B9580-A
