Refractory Material, Fire Brick, Refractory Mortar manufacturer / supplier in China, offering 1 QC Refractory Ladle Slide Gate Plate Complete Set of Upper and Lower Nozzle Slide Plate Refractory Material, ISO9001 Certified Slide Gate Refractory Bricks Ladle Slide Gate Plate for Iron and Steel Industry, 1QC Slide Gate Plate for Flow Control in Steel Making Refractory and so on.