... .1, 2, 3; KSL 2521 No.1 and 2; BS6088 Class A and B; AASHTO M247 type 1 and type 2; EN1423 ... ; TS EN1423; AS/ NZS2009: 2002; CNS; JIS R3301; Australian Standard A,B,C,D. According to the client's request.3 ... < 850um,spherical beads>80%) Content SiO2 >68% Hardness (Moh's): 5-74) Packing: 1.Using double-deck package, the inner is ...