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Zinc phosphate-containing conditioning agent for phosphate conversion-treatment of steel plate and corresponding product
Zinc phosphate-containing conditioning agent for phosphate conversion-treatment of steel plate and corresponding product
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机译:用于钢板磷酸盐转化处理的含磷酸锌调理剂及相应产品
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摘要
A zinc phosphate-containing surface conditioning agent to be used for surface conditioning as pretreatment for zinc phosphate conversion coating of a metallic material, which contains from 500 to 20,000 ppm of zinc phosphate and which has a pH of from 3 to 11, wherein said zinc phosphate has an average particle size of at most 3 µm and D90 of at most 4 µm.
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