Xuchang Tongde Metals and Minerals Co.,Ltd, located in the middle of Henan Province, China, as one leading exporter producer metal minerals products we mainly specialized production distribution mineral products, alloys, metallurgical furnace charges, ...

Our leading products like pre-melting calcium ferrite, aluminates series and refractory sand are important metallurgy materials as dephosphorizing reagent, desulfurizing deoxidizing reagent refining slag in the process of hot metal pretreatment, ...

Gongyi Weida Co., Ltd is a professional manufacturer of sintered refining slag, Calcium aluminate, synthetic calcium silicate, ferrite, etc. Founded in 1985, always hold the principle "Responsibility Makes Perfection" to its development. ...

Henan Ruishi Investment Group Co., Ltd. (short for Group), formerly known as the Yichuan Abrasive Ltd., founded in 1992, mainly produces all kinds of abrasive materials, special refractory materials and metallurgical accessories. After nearly 20 years ...