Qingdao Hi-Duratight Co.,Ltd.

The particle size is uniform;Good quality stability;Excellent self lubrication;Good chemical corrosion resistance;

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Duratight brand fine grain graphite, selected high-quality raw materials, with 2500 tons of press, graphite block and graphite disc produced by molding, and purified, with full specifications, high density, uniform particles, good conductivity, low ash content, good oxidation resistance.

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High purity graphite is an ideal inorganic non-metallic material with high strength, good thermal shock resistance, high temperature resistance, oxidation resistance, low resistance coefficient, corrosion resistance and easy precision machining.

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Duratight brand isostatic pressing graphite, high-quality petroleum coke and pitch coke are used as the main raw materials, and the graphite products are made by milling (average particle diameter is less than 25 μ m), kneading, flaking, isostatic pressing, roasting, impregnation, graphitization and other processes.

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Wear resistant carbon and graphite products are often used as structural materials in mechanical industry and chemical production, and have become an important branch of carbon and graphite products industry.

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Duratight r&d small size graphite electrode and carbon rod, designed for small and medium-sized enterprises, diameter 3-175mm, length 300-1600mm, widely used in mineral heat, metallurgy and chemical industries, can be mass production, has a strong competitive price advantage.

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