graphite - Company Ranking(6 companyies in total)

Last Updated：Aug 13, 2025 Aggregation Period:Jul 16, 2025〜Aug 12, 2025
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Company Name	Company information	Featured Products
Company Name	Company information	Product Image, Product Name, Price Range	overview	Application/Performance example
SGLカーボンジャパン	Address Tokyo/ number of employees 30 Business Activities Chemical industrial machinery and parts DIABON graphite heat exchangers, POLYFURON PTFE columns, PTFE piping, bellows Hydrochloric acid synthesis towers and parts Hydrochloric acid absorption towers and parts Graphite reactor for refrigerant gas decomposition Special carbon products SIGRAFINE extruded graphite, vibrated graphite, isotropic graphite products SIGRAFINE graphite heaters SIGRAFINE SiC coated graphite susceptors SIGRAFINE mechanical carbon parts SIGRATHERM carbon fiber molded insulation materials SIGRATHERM carbon fiber soft felt SIGRABOND C/C composite products Expanded graphite products SIGRAFLEX foils, sheets, and gaskets SIGRAFLEX yarn SIGRACELL felt and bipolar plates for redox flow batteries SIGRATHERM GFG graphite powder Carbon fibers, composites PANOX flame-resistant fibers SIGRAFIL PAN carbon fibers SIGRAFIL carbon fibers for thermoplastic resins SIGRACET components for fuel cells Key Partners	Extrusion/Vibration Molded Graphite SIGRAFINE Graphite Other	<Main Characteristics (Extruded Graphite HLM)> ■ Particle Size 800 μm ■ Bulk Density 1.72 g/cm3 ■ Ash Content < 800 ppm ■ Thermal Conductivity 160 W/m-K ■ Coefficient of Thermal Expansion (20-200℃) 3.0 ppm/K <Shape and Size> We can accommodate both square and round blocks. [For Extrusion Molding] Maximum diameter φ950mm, maximum length 3300mm [For Vibration Molding] Maximum diameter φ1685mm, maximum length 1000mm	Various high-temperature furnace materials (heaters, trays, boats) Molds Crucibles Electrolytic electrodes
SGLカーボンジャパン		Isotropic Graphite SIGRAFINE ISO Other	<Main Characteristics> ■ Particle Size Minimum 3 μm ■ Bulk Density ~ 1.88 g/cm3 ■ Ash Content < 200 ppm (standard) < 30 ppm (purified P30) < 5 ppm (purified P5) ■ Thermal Conductivity ~ 140 W/m-K ■ Coefficient of Thermal Expansion (20-200℃) 2.7 ~ 4.7 ppm/K <Shape and Size> Various shapes and sizes are available, including square/round blocks, pipe shapes, and long products (over 1m). Please feel free to contact us.	[For semiconductors] Single crystal silicon pulling components [For solar cells] Polycrystalline silicon crystal manufacturing components Continuous casting dies High-temperature furnace (heaters, furnace structures, jigs, etc.) Hot press (dies, punches, heaters, spacers) Electrodes for discharge machining Crucibles for deposition
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SGLカーボンジャパン

Address

Tokyo/

number of employees

30

Business Activities

Chemical industrial machinery and parts DIABON graphite heat exchangers, POLYFURON PTFE columns, PTFE piping, bellows Hydrochloric acid synthesis towers and parts Hydrochloric acid absorption towers and parts Graphite reactor for refrigerant gas decomposition Special carbon products SIGRAFINE extruded graphite, vibrated graphite, isotropic graphite products SIGRAFINE graphite heaters SIGRAFINE SiC coated graphite susceptors SIGRAFINE mechanical carbon parts SIGRATHERM carbon fiber molded insulation materials SIGRATHERM carbon fiber soft felt SIGRABOND C/C composite products Expanded graphite products SIGRAFLEX foils, sheets, and gaskets SIGRAFLEX yarn SIGRACELL felt and bipolar plates for redox flow batteries SIGRATHERM GFG graphite powder Carbon fibers, composites PANOX flame-resistant fibers SIGRAFIL PAN carbon fibers SIGRAFIL carbon fibers for thermoplastic resins SIGRACET components for fuel cells

Key Partners

Featured Products

Extrusion/Vibration Molded Graphite SIGRAFINE Graphite

overview

<Main Characteristics (Extruded Graphite HLM)> ■ Particle Size 800 μm ■ Bulk Density 1.72 g/cm3 ■ Ash Content < 800 ppm ■ Thermal Conductivity 160 W/m-K ■ Coefficient of Thermal Expansion (20-200℃) 3.0 ppm/K <Shape and Size> We can accommodate both square and round blocks. [For Extrusion Molding] Maximum diameter φ950mm, maximum length 3300mm [For Vibration Molding] Maximum diameter φ1685mm, maximum length 1000mm

Application/Performance example

Various high-temperature furnace materials (heaters, trays, boats) Molds Crucibles Electrolytic electrodes

Isotropic Graphite SIGRAFINE ISO

overview

<Main Characteristics> ■ Particle Size Minimum 3 μm ■ Bulk Density ~ 1.88 g/cm3 ■ Ash Content < 200 ppm (standard) < 30 ppm (purified P30) < 5 ppm (purified P5) ■ Thermal Conductivity ~ 140 W/m-K ■ Coefficient of Thermal Expansion (20-200℃) 2.7 ~ 4.7 ppm/K <Shape and Size> Various shapes and sizes are available, including square/round blocks, pipe shapes, and long products (over 1m). Please feel free to contact us.

Application/Performance example

[For semiconductors] Single crystal silicon pulling components [For solar cells] Polycrystalline silicon crystal manufacturing components Continuous casting dies High-temperature furnace (heaters, furnace structures, jigs, etc.) Hot press (dies, punches, heaters, spacers) Electrodes for discharge machining Crucibles for deposition
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Business Activities

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graphite - Company Ranking(6 companyies in total)

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