... Hexinsheng New Material Co., Ltd. specializes in manufacturing high quality monolithic refractory with the right of import & ... steel, high manganese steel, high alloy steel,etc.Alkaline material smelting;such as stainless steel, high manganese steel, high alloy steel ... material smelting, such as carbon steel,toolsteel, high manganesesteel,etc. Especially formanganese alloy series smelting.Suitable ...