... 0.4mm, 0.5mm, 1.6mm, 0.8mm, 1.0mm. 1.5mm, 2.0mm, 2.5mm Stainless steel shot, 0.3mm, ... 0.4mm, 0.5mm, 1.6mm, 0.8mm, 1.0mm Copper and Aluminum shot, 0.3, 0.4, 0 ... .5, 0.6, 0.8, 1.0, 1.2, 2.0mm ProjectNational StandardsQualityChemical composition%C0.85- ... Hollow particles<10%Crack particle<15%Spherical Hollow particles<5% Crack particle<10% Application:Blast cleaning of cast ...