
Qingdao Xintianhe Carbon Materials Co., Ltd
Qingdao Xintianhe Carbon Materials Co., Ltd. (formerly Qingdao Tianhe Graphite Co., Ltd.) is a comprehensive enterprise specializing in the production of flake graphite, micro-graphite, and various graphite products. Established in 1978, the company covers an area of 68,000 square meters and employs 368 staff members, including 8 engineers and 32 technical professionals. We manufacture over 300 specifications of graphite products across three major series, serving more than 500 customers in 28 provinces, municipalities, and autonomous regions in China, and exporting to Japan, South Korea, Europe, the Americas, and other regions.
Our company owns a graphite mine, ensuring product stability and consistency. We select high-quality natural ore and employ advanced processing techniques, including multi-stage grinding, repeated flotation, chemical and electrochemical purification, and ultra-fine pulverization. We can produce products with carbon content ranging from 80% to 99.99% and particle sizes from 500 μm to 0.5 μm, customized to meet special requirements for moisture, ash, oversize/undersize fractions, trace elements, and particle size distribution.
We warmly welcome customers from around the world to visit our company for guidance and cooperation, and we look forward to creating a bright future together!
Factory Overview
We specialize in the research, production, and supply of natural graphite and value-added graphite products. Our product portfolio includes flake graphite, expandable graphite, graphite sheet, spherical graphite, micronized graphite, colloidal graphite, carbon brush graphite powder, graphite for powder metallurgy, graphene, and related products. With high-quality raw materials, advanced processing technologies, and strict quality control systems, we provide reliable graphite material solutions for industries such as metallurgy, refractory materials, new energy batteries, machinery manufacturing, chemicals, electronics, and powder metallurgy. Customized specifications and technical support are available upon request.
Quality & Testing Center
The Quality & Testing Center is equipped with advanced testing instruments and a professional technical team, supported by a comprehensive quality inspection and control system. We conduct full-process quality monitoring covering raw materials, production processes, and finished products. Testing items include fixed carbon content, ash content, moisture, volatile matter, particle size distribution, residue on sieve, expansion ratio, electrical resistivity, density, and other physical and chemical properties. This ensures stable, traceable product quality that meets both international standards and customer-specific requirements. Customized testing solutions and complete inspection reports can be provided upon request to support product quality assurance and application performance.
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厂家介绍膨胀石墨的生产技术
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膨胀石墨的膨胀容积和含硫量






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