The ZA Series oxidized AZS fusion cast refractories are manufactured from high-quality industrial raw materials by a long-arc fused cast and unique oxygen blowing melting process in a special electric arc furnace. The ZA series oxidized AZS fusion cast refractories have excellent corrosion resistance and low contamination to molten glass.
ZA-33 products have very small matrix glass phase exudation and are especially superior in preventing the contamination of molten glass. They have a low potential for stoning, blistering.
ZA-33 products are suitable for use in Superstructure of Melter. Sidewall and paving of Working End and Channel etc.