Our main products are: foundry ceramic sand series, silicon carbide series, carburetant series, molding core binder series and metal liquid treatment materials series etc.
At present, our products are mainly sold to 13 countries and regions, such as Germany, Spain, Hungary, Turkey, India, Japan, Korea, Taiwan and so on. In the future, we are wiling to make every effort to develop with the foundry industry!
Duoyuan Slag Remover is primarily made from highly expanded aluminosilicate, produced using self-developed medium-temperature expansion furnaces and hot material rapid cooling processes. It exhibits high expansion performance and exceptional slag aggregation and collection capabilities, suitable for various types of ir...
High-Efficiency Compound Anti-Veining Additive is a composite material made from organic compounds, inorganic substances, and metal oxides in specific proportions through a specialized processing and mixing procedure. It exhibits a lilac or dark gray appearance and has a bulk density of 0.60–0.90 g/cm³. Primarily used...
Duoyuan Active Alumina Sand is an artificial special-purpose sand produced through high-temperature mixing and sintering of refractory materials including mullite phase and corundum phase. It exhibits characteristics such as high refractoriness, low angularity factor, low expansion coefficient, moderate density, and ex...
They are widely applied in the production of medium and large gray iron, ductile iron and steel castings for wind power, machine tools, valve bodies, heavy machinery and other fields.
Graphite chill feature outstanding thermal conductivity at high temperatures. They deliver remarkable chilling effect on hot spots of gray iron, ductile iron and steel castings, which effectively eliminates shrinkage cavities and shrinkage porosity defects at casting hot spots.
Qingdao Duoyuan New Materials Co., Ltd specializes in inorganic non-metallic new materials production, management and professional service for years.
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