Qingdao Hi-Duratight Co.,Ltd.

The product has an orderly microstructure and a scientific grain size range design, and can keep the friction coefficient of the brake pad stable to the greatest extent during the braking process of the motor vehicle, and will not cause the brake pad Brittle crack and cause the brake failure, thereby, the safety performance of the brake pad in the use process is improved.

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After years of research and development. Qingdao Duratight focus to supply customers carbon additive/Graphite Petroleum Coke(GPC) with high carbon, low sulfur, low nitrogen, less harmful impurities and other excellent characteristics, the product is a new type of material for improving the process and quality of Molten Iron and steel in smelting industry.

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Duratight supplied Graphite/Carbon-carbon parts to Glass and Quartz industry for many years

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Duratight belongs to the earliest manufactures with involvement in Bipolar Plate R & D and productions, Years of experience in this field have enabled us to provide our customers with the best value-for-money delivery solution.

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Duratight brand graphite strip and guideway is made of high quality graphite through special process.

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Bearing is a kind of sliding parts commonly used in mechanical industry, and its material is different from metal, nonmetal and composite materials.

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The graphite vane produced by our company is developed by special technology and unique formula.

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High temperature resistance: the melting point of graphite is 2850 ± 50 ℃, and the boiling point is 4250 ℃.

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As an industrial technology widely used in the field of mold processing, EDM has always played an important role.

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