Qingdao Duratight Sealing Product Co., Ltd.

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Qingdao Duratight is a professional and reliable manufacturer of graphite products. All kinds of products are extensively applied in those industrial fields such as petroleum, chemical, electric power, metallurgy, machinery, automobile, ship building, pharmacy, aerospace, and nuclear industries.

We offer a complete range of graphite related product. Our product range in this field includes carbon additive, calcined petroleum coke, graphite electrode, EDM graphite material, graphite block, synthetic graphite, nature graphite.

We promise with all sincerity that we will continue devoting our effort in manufacturing high quality products. It is our sincere promise to remain committed to manufacturing high quality graphite related products.

Our Products/Services: Graphite, carbon additive, graphite powder, gaskets, natural graphite, graphite parts, graphite electrode

Business type: Manufacturer


Address: Xihan Village,Zhonghan Street
Region: Laoshan, Qingdao, China
Zip: 266000
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Products from this member

Graphite Products
Graphite products including pure graphite powder, pure graphite expanded foil and sheet, cloth and tape, pure flexible graphite packing, yarn, expanded graphite sheet, graphite cut gasket and etc. Pure graphite powder: there are many types of powder with different micron. Pure expanded foil and sheet: thickness from 0.2mm to 3mm, width: 1m, density: 1g/cm3. Cloth and tape: thickness from 1.5mm to 5mm, width from 25mm to 300mm. Flexible graphite packing: diameter from 3mm to 50mm, it can be reinforced by cotton wire, fiberglass wire, stainless steel wire, brass wire, and inconel wire. Expanded graphite sheet: it can be tanged or inserted with carbon steel, AISI stainless steel 304, or AISI stainless steel 316. thickness from 1.0mm to 3.0mm, size: 1mx1m. Graphite cut gasket: this products are punched or cut from pure expanded graphite and reinforced expanded graphite sheet, we can make any size as per your requirement.
Milled Synthetic Graphite
Milled synthetic graphite: Spec: Carbon:98.5% min ; Ash:1% max ; Sulfur:0.03% max. ; Moisture:1% max. ; Packing: Bulk bag or 25kg paper bags on wooden pallets. Our automatic milling, screening and packaging syntem allows us to process graphite to any meshes between 1 micron to 3/8", packing from bulk bag to paper bags.
Graphite Chips
Graphite Chip is often used as structure material and electric conduction material. The phisical & chemical properties of graphite blocks is the same as graphite blocks is the same as graphite electrode. The dimenstion of graphite block is according to consumer's demands. F. C 98% ; S 0.05% ; ASH 0.5%