How to Remove Rust From Corrugated Roofing Sheet

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juniperqq

Age: 2023
Total Posts: 19
Points: 10

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https://www.chinahengzesteel.com/ppgi-corrugated-roofing-sheet/,
What kind of anti-rust oil is used for the anti-rust treatment of corrugated roofing sheet incision? 
Customers who have high requirements on product appearance are mainly anti-rust treatments for hot sale color-coated corrugated roofing sheet cuts, stamped galvanized sheets, and some fresh cuts. If they are not treated with anti-rust treatment, the time is longer. It will rust, especially if some so-called emulsion is used in the stamping, the rust may be more serious. 
In order to balance efficiency and appearance requirements, the process flow is as follows: blanking - sheet metal forming - cleaning - anti-rust treatment - spraying - silk screen - assembly. In consideration of the anti-rust cycle and the salt spray test requirements, safety, conductivity, and thickness of the oil film should also be considered, and the hand should not be touched, and the subsequent assembly is not affected. 
If it is immersed in anti-rust oil, it is generally recommended to use water-based anti-rust oil (water-based anti-rust agent).
Posted 28 Feb 2019

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