Slide Gate Plate, Porous Plug, Tundish Nozzle manufacturer / supplier in China, offering Snref Refractory Porous Purge Plug for Molten Steel Stirring in Ladle Refining, Snref Thermal Shock Resistance Refractory Tundish Well Block in Casting Process, Snref Refractory Tundish Nozzle Zirconia Core for Ladle Casting and so on.