Refractory Brick, Refractory Castable, Graphite Electrode manufacturer / supplier in China, offering High Density MGO-C Firebrick Furnace Refractory Lining Magnesia Carbon Bricks for Metallurgical Industry, High Quality Magnesite Refractory Materials 1790º C Magnesia-Carbon Brick for Electric Arc Furnace, High Performance Alumina Cement a-500 Heat Cement Vermiculite Fire Material Castable Refractory for Refinery Ovens and so on.