Specialization in the manufacturing and R&D of isostatic graphite.

Henan Wanguan Industrial Co., Ltd., established in 2018, is a leading Chinese enterprise specializing in the production and R&D of high-performance specialty graphite. With an annual capacity of 15,000 tons, the company operates a fully integrated, intelligent manufacturing chain—from calcination, grinding, mixing, molding, isostatic pressing，baking, impregnation, graphitization, to precision machining—ensuring end-to-end quality control and customization capabilities .

Wanguan’s flagship products include isostatic graphite components such as Graphite Parts for CZ Crystal Growth Furnace（ such as Graphite Heater, Draft Tube and Thermal Insulation Barrel) polycrystalline furnace graphite seats, crucibles, heaters, and vacuum furnace heating elements, which are widely used in cutting-edge industries like photovoltaics, aerospace, semiconductors, lithium batteries, and EDM (electrical discharge machining) . Notably, the company achieved a breakthrough in 2021 by mass-producing ultra-large-diameter (1.1m) isostatic graphite, breaking international monopolies and positioning itself as a key domestic supplier .

High-quality product for multipurpose usage

Ash content can be controled lower than 10ppm, also can be customized to 20 ppm, 30ppm, 50ppm to be accurate to your request

From calcination, grinding, mixing, molding, isostatic pressing，baking, impregnation, graphitization, to precision machining—ensuring end-to-end quality control and customization capabilities

Briefly introduce the company’s main products

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