Extruded Graphite is a material with excellent properties, such as resistance to high temperatures and corrosion.

It is often used in the production of furnace electrodes, heat exchangers, and other furnace parts. Within the chemical industry, it can be used as an electrolytic graphite anode and in the production of electrolytic manganese dioxide. Additionally, Extruded Graphite is used in vacuum sintering furnaces and vacuum heat treatment furnaces.

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Carbon Light Therapy Rod

On the basis of industrial carbon rods, we add a variety of elements to develop medical carbon rods for carbon light therapy instrument. The commonly used carbon rods are divided into green, red, blue and yellow according to their therapeutic effects. On the basis of industrial carbon rods, we add a variety of elements to develop medical carbon rods for carbon light therapy instrument. The commonly used carbon rods are divided into green, red, blue and yellow according to their therapeutic effects.

Custom Extruded Graphite

Our Custom Extruded Graphite is exported all over the world, if you need our products, please don’t hesitate to contact us! Shj

Extruded Graphite for Vacuum Furnace Heating Elements

Vacuum furnace specialty graphite finds widespread use in high-temperature heating fields, such as ceramics and non-ferrous metal high-temperature smelting. For vacuum

Extruded Graphite Rods

The Extruded Graphite Rods are extruded through processes such as roasting, impregnation, and graphitization.  Extruded graphite rods possess advantages such as high density, strength, heat resistance, chemical resistance, as well as good electrical and thermal conductivity. Widely applied in metallurgy, machinery, chemical industry, energy, glass ceramics, and other sectors, these rods are used to manufacture conductive electrodes, heating elements, protective tubes, stirring rods, molds, crucibles, and special structural parts.

Middle Grain Size 0.8 mm Extruded Graphite

Specialty graphite is an indispensable industrial material. SHJ produces medium-grain specialty graphite materials (extruded graphite) with properties such as high-temperature

Synthetic Graphite for Exothermic Welding Molds

SHJ synthetic graphite production refers to isostatic graphite, extruded graphite, die-molded graphite, and vibration  graphite.
Extruded Graphite
Extruded Graphite Rods

Summary

Extruded graphite is produced through an extrusion process, resulting in a medium grain size. It has higher thermal and electrical conductivity and can be produced in large formats.

Features

  • Heat and chemical-resistant
  • Good thermal conductivity
  • Low coefficient of thermal expansion
  • Low wettability to molten metal

Applications

1. Heat Treatment

  • Heating elements for vacuum and inert atmosphere furnaces
  • Conductive electrodes and connections
  • Charging trays/plates.
  • Muffle boxes
  • Thermal field liners and structural components
  • Crucibles/bins
  • Clamps, molds, etc

2. Metallurgy and Casting

  • Degassing stirring bars.
  • Rotors
  • Blowpipe
  • Carbon jacket rollers for silicon steel annealing furnaces.
  • Melting crucibles
  • Casting molds, etc.

3. Electrical and Electrochemical

  • Electrodes for EDM
  • Fuel cell bipolar plates
  • Electrolytic anodes and cathodes, etc.

4. Photovoltaic

  • Electrodes for polysilicon hydrogen reduction furnaces.
  • Heating elements, etc.

5. Lithium Ion Battery

  • Carbonized crucible for anode.
  • Magazine bowl

More Applications...

Specifications

GradeBulk DensitySpecific ResistanceFlexural StrengthCompressive StrengthAsh (Normal Grade)Ash (Purified)Grain SizeRegular Size
g/cm³μΩ.mMPaMPappmppmμmmm
IS-141.8611~12651355005051200*640*270
1600*670*300
IS-411.781565130200N/A10620*520*260
900*570*260
IS-421.781465110200N/A13-15510*310*250
620*520*250
740*740*230

*The above properties are typical values, not guaranteed, other specifications are available.

According to different shapes and sizes, extruded graphite have a wide range of applications in different industries. Small diameter slender graphite rods are commonly used in quartz crucibles, metal melting crucibles, aluminum stirring and other industries;

While large size extruded graphite blocks play a role in the field of heat treatment vacuum furnaces, heat treatment furnace heaters, negative electrode graphite boats and other fields.

Production Process

1. Solid Raw materials - 2. Crushing, Milling - 3. Screening - 4. Dosing - 5. Mixing, Kneading - 6. Extruding - 7. Baking - 8. Pitch Impregnation - 9. Rebaking - 10. Graphitization - 11. Inspection - 12. Packing