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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Particle size distribution (Granulometry)

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Description of key information

Mill scale is a UVCB and particle size characteristics depend on the process in which mill scale is generated. For a typical sample of mill scale the particle size distribution determined by sieving. Mill scale is not a fine powder, but usually consists of granular or flaky particles, typically in the range 0.2 - 4 mm.

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