HENAN RUISHI SPECIAL REFRACTORY CO., LTD. is established according to the modern management in 1993. As one of the main manufacturers and exporters for abrasive, refractory materials and metallurgy in

RS Brown fused alumina 98% is a new corundum product used to solve the problems in the process of the traditional Brown fused alumina 98% replacing the white fused alumina and tabular alumina accordin

Semi-friable fused alumina is low titanium brown fused alumina. Since its hardness and toughness is between white fused alumina and brown fused alumina, we call semi-friable fused alumina. It is chara

HENAN RUISHI SPECIAL REFRACTORY CO., LTD. is established according to the modern management in 1993. As one of the main manufacturers and exporters for abrasive, refractory materials and metallurgy in

Fused Mullite is made from pure quartz and industrial alumina in super-large electric arc furnace. It has a high content of mullite crystals which has a lot of advantages such as high melting point, e

White fused alumina is electrically fused in arc furnace with high grade Bayer''''s process alumina as raw material. It has higher hardness and slight lower toughness comparing with brown fused alumin

White fused alumina / White Aluminum Oxide / WFA / WA WA / white fused alumina: white fused alumina is electrically fused in arc furnace with high grade Bayer''''s process alumina as raw material. It

Semi-friable Fused Alumina / Brown Semi-friable Fused Alumina Semi-friable fused alumina is low titanium brown fused alumina. We call semi-friable fused alumina. It has higher hardness and friabi

Brown Fused Alumina with high alumina / Vice-white Fused Alumina / HA / Corundum refractory / Grey Fused Alumina / BFA 98% / Sub-white Fused Alumina Brown Fused Alumina with high alumina is developed

Brown Fused Alumina / Brown Aluminum Oxide / Brown Corundum / Corundum Maroon / BFA / A BFA: Brown fused alumina is fused and crystallized under high temperature from mixture of bauxite and other mat