Established in 1999, Kaiyu Limited is a high-tech company in China. We are professionally engaged in developing & manufacturing graphite and carbon new materials. We are also one of leading suppliers of natural crystalline graphite graphite in China.
By advanced grinding, floating, chemical purifying technologies, we produce all kinds of natural flake graphite, including microspherical graphite, expandable graphite, micronized graphite and high purity graphite. We developed Microspherical Graphite, which shape is like potato. This grade graphite has very high tap density and low specific surface area. Our production capacity of Expandable Graphite is up to 1000mt per year, and it can be used as sealing materials and intumescent flame retardant. Using unique milling technology, we manufacture Nano Graphite, and the average particle size is 400 nm. We can also supply other graphite & carb
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