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    配方类型: METALS AND THEIR TREATMENT
    配方说明: Metal Cleaning Prior to Powder Coating
    配制方法: Prior to powder coating the parts pass through a three stage spray washer and phosphatizing machine. Soil is removed in the first stage with a 1-min phosphoric acid spray at 150'F, followed by an ambient temperature water rinse for 1/2 min, then a chromic acid rinse at 160'F for 1/2 min. Moisture is removed in a 4-min. pass through a dry-off oven at 350'F. Cooling time is 8 to 10 min.

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