China 400450mm HP Graphite Electrode For Electric Arc Furnace factory and manufacturers | Rongsheng

Short Description:

Graphite electrode hp refers to the graphite electrode that allows the use of a current density of 18 ~ 25A / cm2. Graphite electrode hp has good electrical properties and chemical stability. HP graphite electrode has advantages of high mechanical strength, low impurity content and good vibration resistance. hp graphite electrodes is widely used in steelmaking electric furnace, refining furnaces, production of ferroalloy, industrial silicon, yellow phosphorus, corundum , submerged arc furnaces.

Product Detail

Product Tags

Graphite Electrode HP Description

HP graphite electrode mainly petroleum coke, needle coke as raw material, coal tar as binder, after calcination, ingredients, kneading, pressing, roasting, graphitization, machining and made. and graphite electrodes hp with oxidation resistance, low resistivity, acid and alkali corrosion, high efficiency and energy saving, low loss and other characteristics.

Properties of Graphite Electrode HP

  • Graphite electrode
  • Flexural Strength
  • High power

Advantages of Graphite Electrode HP

  • High purity and high density, high mechanical, strength strong, chemical stability,
  • The surface can be used for the long life of anti oxidation treatment,
  • High temperature resistance, corrosion resistance, strong acid resistance,
  • Excellent resistance to thermal shock and conduction,

Technical Characteristics of Graphite Electrode HP

Name Unit diameter of electrode 300mm-600mm
standard Actual measurement
Electrode Nipple Electrode Nipple
Specific electrical resistivity μOhm • m 7.0-7.5 6.5. 6.5-7.0 6th
Limit of mechanical resistance to bending MPa 9.8-10.5 14 12-15 15-18
Elastic modulus GPa 12 16 12 14
Ash content, not more than % 0.3 0.3 0.3 0.3
Bulk density, not less than g / cm3 1.6 1.7. 1.68-1.73 1.75
Thermal coefficient of linear expansion × 10-6 / ℃ 2.4 2.2 2.2 2

The Length & Diameter & Permissible Deviation of Graphite Electrode HP

Diameter Length
Nominal diameter Actual diameter Nominal length tolerance
Millimeters (mm) Inch (inch) Max. (Max.) Min (min) mm Length the maximum
300 12 307 302 1600 1800 ± 100 -100 -275
350 14 357 352
400 16 409 403
450 18 460 454
500 20 511 505 1600/1800/2000/2200
± 100 -100 -275

Graphite Electrode HP Current Capacity

Nominal diameter Permissible current power The current density (A / cm2)
Millimeter (mm) Inch (inch)
300 12 10000-13000 17-24
350 14 13500-18000 17-24
400 16 18000-23500 16-24
450 18 22000-27000 16-24
500 20 25000-32000 15-24
600 24 30000-36000 14-24

Applications of Graphite Electrode HP

Graphite electrodes hp can be widely used in the electric smelting furnace for producing the ferroalloy, pure silicon, yellow phosphorus, copper matte, calcium carbide and so on.

HP Graphite electrodes also can be widely used in the electrical resistance furnace for glass melting, silicon carbide making, graphite product manufacturing.

Graphite Electrode HP Manufacturer from RS Refractory Factory

RS refractory factory is a professional Graphite electrodes hp supplier that established in the early 90s of twenty century. RS refractory factory has specialized in Graphite electrode hp for more than 20 years. if you have some demand of HP graphite electrodes, or have some questions on Graphite electrode hp about physical and chemical indicators, please contact us for free. and Rs refractory factory as a professionalacid HP graphite electrodes manufacturer in china, has some competitive advantages as follows:

  1. Competitive Price: Make the products competitive in your market,
  2. Abundant Experience: Prevent cracks and twist in bricks,
  3. Different Moulds: Save mould fees for you,
  4. Strict Quality Control: Meet clients’ quality requirement,
  5. Large stocks: Guarantee prompt delivery,
  6. Professional Packing: Avoid damage and secure the goods in transportation.

  • Previous:
  • Next:

  • Write your message here and send it to us