SPECIFICATION
Industrial silicon carbide sic bonded Si3N4 silicon nitride riser tube for dosing molten aluminium
Nitride Bonded Silicon Carbide (NSIC) Riser Tube
Silicon Nitride Bonded Silicon Carbide (si3n4 bonded sic) Riser Tube Lift Tube for Aluminum Low Pressure Casting
Si3n4 Low Pressure Riser Tube for Aluminum Alloy Wheels Casting