NSiC / Silicon Nitride riser tube (stalk ceramic):

is mainly for low-pressure die casting industry, 

thermal shock resistance, creep resistance, acid&alkali resistance, anti-oxidation,and perfect resistance of liquid-metal corrosion, no Fe material added for improving metal products quality.

Mainly applied for

★Auto aluminum parts making

★ Metal industry AL, Zn, Cu, Pb, Sn...