1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2008 02 26 RE-ACTIVATED Re-activated per Lucia Ramas request; The A1 version was taken off this spec and the A3 version is on a separate document; Inserted 3.1; Deleted 3.1, 3.2, 3.2.1, 3.2.2, 3.2.3, 3.2.4, 3.2.5, 3.4, 3.4.1, 3.4.2, 3.4.3, 3.4
2、.5, 3.6 & 4 A. Sosa 2006 10 17 INACTIVATED ESB-M5B391-A2 was inactivated, ESB-M5B391-A4 was inactivated 1996 10 14 1991 06 03 Released EP00E01089485000 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 1 of 2 PHOSPHATE SOLUTION, ZINC, PASSIVATING ESK-M5B391-A2 SOLUTI
3、ONS, ANTI FOAM AGENT PHOSPHATE SOLUTION, ZINC, PASSIVATING ESK-M5B391-A4 SOLUTIONS, PH CORRECTION AGENT 1. SCOPE The materials defined by these specifications are a chrome-free passivating system. 2. APPLICATION These specifications were released originally for materials used as a passivating soluti
4、on for dip or spray zinc phosphate operations. 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). 3.3 ESK-M5B391-A2 3.3.1 Chemical Composition Anti foam
5、 agents in aqueous solution 3.3.2 pH Value of a 10 g/L H2O 8.0 +/- 0.5 Solution at 20 C 3.3.3 Density at 20 C 1.0 +/- 0.05 g/mL 3.3.4 Color Light yellow 3.5 ESK-M5B391-A4 3.5.1 Chemical Composition Phosphate as P205 54.3 +/- 1.0% 3.5.2 Density at 20 C 1.57 +/- 0.05 g/mL ENGINEERING MATERIAL SPECIFIC
6、ATIONESK-M5B391-A2 ESK-M5B391-A4 Printed copies are uncontrolled Copyright 2008, Ford Global Technologies, LLC Page 2 of 2 3.5.3 Color Colorless 3.5.4 Titration 15.3 +/- 1.0 mL Titrate 10 mL of a 1% by volume solution with 1N sodium hydroxide (NaOH). Indicator Phenolphthalein 5. GENERAL INFORMATION
7、The information given below is provided for clarification and assistance in meeting the requirements of these specifications. The materials defined by these specifications must be used with the following phosphate systems. 5.1 DIP PHOSPHATE SYSTEM: 5.1.1 Phosphate Solution, Zinc, Activator ESK-M5B37
8、3-A or SKM-5B9613-A 5.1.2 Phosphate Solution, Zinc, Precleaner ESK-M5B374-A 5.1.3 Phosphate Solution, Zinc, Alkaline Cleaner ESK-M5B375-A or ESK-M5B371-A 5.1.4 Phosphate Solution, Zinc, Activator ESK-M5B370-A 5.1.5 Phosphate Solution, Zinc, Cleaner Additive ESK-M5B358-A 5.1.6 Phosphate Solution, Zin
9、c, Start-up ESK-M5B368-A 5.1.7 Phosphate Solution, Zinc, Make-up ESK-M5B369-A 5.1.8 Phosphate Solution, Zinc, Accelerator S-M5B4514-A 5.1.9 Phosphate Solution, Zinc, Neutralizer S-M5B4513-A 5.1.10 Phosphate Solution, Zinc, Sludge Conditioner ESK-M5B335-A 5.2 SPRAY PHOSPHATE SYSTEM: 5.2.1 Phosphate Solution, Zinc, Alkaline Cleaner ESK-M5B355-A 5.2.2 Phosphate Solution, Zinc, Start-up ESK-M5B351-A 5.2.3 Phosphate Solution, Zinc, Make-up ESK-M5B352-A 5.2.4 Phosphate Solution, Zinc, Accelerator Additive ESK-M5B353-A 5.2.5 Phosphate Solution, Zinc, Accelerator ESK-M5B354-A
