company news about Refractory brick is used in alternating current arc furnace

Alternating current arc hearth with asphalt tar magnesia refractories early or brine magnesia ramming material became knotted bottom, then use more magnesia brick and low level of magnesium carbon brick at the bottom, into the 90s of the 20th century, China began to use magnesium calcium and iron hearth dry type vibration ramming material. Metallurgical spare parts which construction is simple, easy, no baking, good construction, it can be directly used in steel casting. The material is magnesium calcium and iron, dry type vibration ramming mixes, with a particularly good corrosion resistance and good use of the results.