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Australian Abrasion Mill Index Standards

Australian Abrasion Mill Index Standards

2019 6 3  Abrasion testing. Abrasion is the property of the coal which describes its propensity and ability to wear away machinery and undergo autonomous grinding. While carbonaceous matter in coal is relatively soft quart and other mineral constituents in coal are quite abrasive. This is tested in a calibrated mill containing four blades of known mass.

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