Quality specifications of silicon carbide

① The technical conditions for abrasive grade silicon carbide shall comply with GB/T 2480-2008. The chemical composition of each brand is given in Tables 6-6-47 and 6-6-48.
② Abrasive particle size and its composition, determination method of abrasive particle size composition: according to GB/T2481.2-2009.
GB/T 9258.1-2000 | Particle size analysis of abrasives for coated abrasives - Part 1: Particle size composition.
GB/T 9258.2-2008 | Particle size analysis of coated abrasives Part 2: Determination of particle size composition of coarse abrasive particles P12 to P220.
GB/T 9258.3-2000 | Particle size analysis of abrasives for coated abrasives Part 3: Determination of particle size composition of micro powders P240 to P2500.