... umWater coverage ratio CM²/g ≥45UM Residual on sieve %Intaglio printing alloy brightness≥240#37--48≥2500 Spraying-powder, textile ... ,Both brightness and coverage can achieve an ideal effect.Intaglio printing Alloy Bar6.5--7.5≥85000.7140Intaglio printing, ... StandardsApplication ScopePartical diameter D50 umWater coverage ratio CM²/g ≥Intaglio printing alloy birghtness≥Residual on sieve(wet sieve,mesh 325 ...