High-purity graphite block fixed carbon content greater than or equal to 99.9%, mainly for flexible graphite sealing materials, nuclear graphite, instead of platinum crucible for chemical reagents melting and lubricant base, high purity graphite block for silicon carbide furnace, graphite Furnace and other metallurgical furnaces, furnace resistance furnace lining and conductive materials, as well as impermeable graphite heat exchanger. Widely used in electronics, metallurgy, chemicals, steel and other fields, product quality, performance and stability. For the electronics and semiconductor industries under the treatment of high temperature industrial furnace sintering diamond tool mold, for non-ferrous metallurgy and processing machinery industry chemical equipment, silicon carbide furnace, graphite furnace.