... for sealing Sic content:>=98% Offer:o-ring,bush,sleeve,wedge parts for sealing We are specialized in sintered reaction bonded ... silicon carbide (RBSIC) and pressureless sintering silicon carbide(SSIC) mechanical part, the material is alpha sintered silicon ... axle bush,shaft sleeve, pump cover, other pump parts, sic screw and nut,flange, wearing parts,other mechanical parts ...