
zirconia alumina vitrified abrasives
Pink Ruby Fused Alumina >Products Electro Abrasives. RUHC Ruby Fused Alumina Bonded & Industrial Abrasives RUHC R is a dark pink aluminum oxide obtained by fusion of calcined alumina and chrome ore in electric arc furnac Its high purity and self-edged reposition characteristics make RUHC a special product for vitrified grinding wheelsget price.