Bond abrasives. Determination and designation of grain size distribution - Macrogrits F4 to F220 Ingestion-build-89079 11 specifies procedures for the

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Bond abrasives. Determination and designation of grain size distribution - Macrogrits F4 to F220 Ingestion-build-89079 11 specifies procedures for the1 Scope This part of ISO 8486 sets forth a method for determining or checking the size distribution of macrogrits from F4 to F220 in fused aluminium oxide and silicon carbide. It specifies the grit designation for the testing of those grits used in the manufacture of bonded abrasive products and general industrial applications and those removed from bonded products.