Mill Scale
What mill scale is, why coatings fail over it, and how to remove it from new steel, welds and repairs, with and without blasting.
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Mill Scale on Steel: What It Is and How to Remove It
Mill scale is the blue-grey iron oxide layer (wüstite, magnetite and haematite) that forms on steel during hot rolling. It must be...
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How to Remove Mill Scale from Steel: Tools, Methods, and Specifications
Remove mill scale by abrasive blasting to SSPC-SP 10 / Sa 2½ or better where blasting is practical, or with impact power...
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How to Remove Mill Scale from Small Steel Areas
To remove mill scale from a small steel area: confirm the required grade, degrease the area, test whether the scale is tightly...
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Understanding Mechanical Descaling for Mill Scale
Mechanical descaling removes mill scale by physical force rather than by acid or heat. There are three mechanisms: abrasion (grinding and sanding...
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Environmentally Friendly Mill Scale Removal Guide
The most environmentally friendly way to remove mill scale is the method that produces the least secondary waste for the grade you...