Zhengzhou dengfeng smelting materials company limited are manufacturer enterprise in Henan province of china. Whoes mainly products are high alumina cement, Calcium aluminate clinker, Refractory cement and castable, Calcium aluminate series cleansing agent for use in steel-making were sold to more than 20 countries and areas such as united states, Argentina, Germany, Japan, Korea, Taiwan, hongkong etc. It is enjoying high domestic and foreigh prestige by full varieties, superior roperties and stable quality. Looking forward hearing from you soon!