SPECIFICATION
Industrial silicon carbide sic bonded Si3N4 silicon nitride riser tube for dosing molten aluminium
Nitride Bonded Silicon Carbide (NSIC) Riser Tube
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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