Rank: Member
Groups: Registered
Joined: 3/2/2019(UTC) Posts: 25 Location: zhengzhou
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Aqueous solutions have now been discovered that accelerate the rate of the conversion coating on zinc or zinc alloy surfaces. China prepainted color galvanized coil factory is very large. Hence, significant savings in time and cost are realized using the aqueous solutions of the invention by resulting in increased production rates and/or reductions in processing temperatures. The solutions and processes of the present invention can be used with all types of zinc and zinc alloy surfaces, such as pure zinc, electroplated zinc and hot-dipped zinc or zinc alloys on substrates of iron or steel, such as galvanized steel, and the like.
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Rank: Advanced Member
Groups: Registered
Joined: 8/4/2021(UTC) Posts: 70 Location: London
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