We can supply the high qualitty Feldspar with the high purity of K2O 1. Specification: - Type 1: + CaO: 0.31% + MgO: 0.06% + Al2O3: 14.35% + SiO2: 75.78% + Fe2O3: 0.34% + K2O: 4.85% ....
Blue Sky Investment Trading Co, .Ltd is the leading manufacturer and exporter of mineral in the north of Vietnam. With the our own processing system and the relation with the co-operator in many....