... Offer:O ring,gasket bushing,seal face,sic nozzle.boron carbide nozzle We are specialized in sintered reaction bonded silicon carbide (RBSIC ... ,wearing bush, and other nonstandard parts for pumps3.Sandblaster nozzzle, refractory tile, valve parts,and other partsIt covers the fields as ... as I received it next day. Boron Silicon carbide sandblaster nozzle/refractory nozzle