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  • Renewable Design for Carbon Power Graphite Electrodes-C - 500mm Graphite Electrodes with Nipples  – Hexi

    Renewable Design for Carbon Power Graphite Electrodes-C - 500mm Graphite Electrodes with Nipples – Hexi

    The oxidation resistance is good, and the electrode consumption is significantly reduced. Selected high quality raw materials, graphitization at high temperature, low content of impurities The 500mmRP graphite electrode produced by China Hexi Carbon Co., Ltd. has a low resistivity,good conductivity,high thermal conversion rate, high node efficiency, oxidation resistance and low electrode consumption. They use high quality raw materials, with low content of impurities. The comprehensive therma...
  • Europe style for Carbon Refractory Graphite Electrode - 400mm high power graphite electrode  – Hexi

    Europe style for Carbon Refractory Graphite Electrode - 400mm high power graphite electrode – Hexi

    HP 400mm graphite electrode is mainly made of petroleum coke and needle coke. The allowable current is 21000-31000A, and the current density can be 16-24A/cm². Generally used for high-power electric arc furnace steelmaking. The high-power graphite electrode is composed of high-quality petroleum coke, needle coke, coal pitch and other raw materials accounting for 66.88% of the cost. The production cycle exceeds 50 days, and the ultra-high power is up to 65 days. The production process includes...
  • Chinese Professional Custom Graphite plate - Chinese Graphite Block  – Hexi

    Chinese Professional Custom Graphite plate - Chinese Graphite Block – Hexi

    The production process of graphite block/graphite square is similar to that of graphite electrode, but it is not a by-product of graphite electrode. It is a square product of graphite electrode, which is made of graphite block material by crushing, sieving, batching, forming, cooling roasting, dipping and graphitization. There are many kinds of graphite blocks/graphite squares, and the manufacturing process is very complicated. The general production cycle is more than 2 months. According to ...
  • Low price for Graphite Rod For Casting - Graphite Crucible  – Hexi

    Low price for Graphite Rod For Casting - Graphite Crucible – Hexi

    Hexi carbon mainly produces graphite electrodes. Besides graphite electrodes, we also produce some graphite products. The manufacturing process of these graphite products has the same process and quality inspection as graphite electrodes. Our graphite products mainly include graphite crucible, graphite cube, graphite rod and carbon rod, etc. Customers can customize graphite products with different shapes according to their needs. The production process of graphite products is to mix petroleum...
  • Reasonable price High Density Graphite Electrodes - UHP 550mm Graphite Electrode  – Hexi

    Reasonable price High Density Graphite Electrodes - UHP 550mm Graphite Electrode – Hexi

    Graphitization is a very important stage in UHP graphite electrode production. It refers to the high-temperature heat treatment process of carbon products above 2300 ℃ in a high-temperature electric furnace to convert amorphous chaotic layer structure carbon into a three-dimensional ordered graphite crystal structure. What’s the funtion of graphitization? *Improve the electrical and thermal conductivity *Improve the thermal shock resistance and chemical stability (the linear expansion c...
  • 100% Original Impregnation Graphite Electrode - Regular Power Graphite Electrode  – Hexi

    100% Original Impregnation Graphite Electrode - Regular Power Graphite Electrode – Hexi

    The main raw material of ordinary power graphite electrode body is high-quality petroleum coke, which is mainly used in electric arc furnace for steelmaking. The production process includes calcination, batching, kneading, forming, roasting, graphitization and machining. The raw materials of nipple are needle coke and high-quality petroleum coke, and the production process includes one impregnation and two roasting. Hexi Carbon is a manufacturing company that produces, sells, exports and pro...
  • Good User Reputation for Uhp Graphite Electrode 600mm X2400mm - UHP 500mm Graphite Electrode  – Hexi

    Good User Reputation for Uhp Graphite Electrode 600mm X2400mm - UHP 500mm Graphite Electrode – Hexi

    Comparison Technical Specification for UHP Graphite Electrode 20″         Electrode Item Unit Supplier Spec Typical Characteristics of Pole Nominal Diameter mm 500 Max Diameter mm 511 Min Diameter mm 505 Nominal Length mm 1800-2400 Max Length mm 1900-2500 Min Length mm 1700-2300 Bulk Density g/cm3 1.68-1.72 transverse strength MPa ≥12.0 Young’ Modulus GPa ≤13.0 Specific Resistance µΩm 4.5-5.6 Maximum current density KA/cm2 18-27 Current Carryi...
  • Popular Design for Spectrum Graphite Electrode - RP 450mm Graphite Electrode  – Hexi

    Popular Design for Spectrum Graphite Electrode - RP 450mm Graphite Electrode – Hexi

    The main raw material of graphite electrode production is petroleum coke. A small amount of asphalt coke can be added to ordinary power graphite electrode. The main raw material of this kind of RP 450mm Graphite Electrode is petroleum coke. A small amount of asphalt coke can be added to ordinary power graphite electrode. The sulfur content of petroleum coke and asphalt coke should not exceed 0.5%. Needle coke is also needed to produce high power or ultra high power graphite electrodes. In add...
  • Well-designed Ultra High Power Graphite Electrodes - UHP 550mm Graphite Electrode  – Hexi

    Well-designed Ultra High Power Graphite Electrodes - UHP 550mm Graphite Electrode – Hexi

    Graphitization is a very important stage in UHP graphite electrode production. It refers to the high-temperature heat treatment process of carbon products above 2300 ℃ in a high-temperature electric furnace to convert amorphous chaotic layer structure carbon into a three-dimensional ordered graphite crystal structure. What’s the funtion of graphitization? *Improve the electrical and thermal conductivity *Improve the thermal shock resistance and chemical stability (the linear expansion c...
  • Manufactur standard Eaf Graphite Electrode - Regular power Graphite electrode  – Hexi

    Manufactur standard Eaf Graphite Electrode - Regular power Graphite electrode – Hexi

    The main raw material of ordinary power graphite electrode body is high-quality petroleum coke, which is mainly used in electric arc furnace for steelmaking. The production process includes calcination, batching, kneading, forming, roasting, graphitization and machining. The raw materials of nipple are needle coke and high-quality petroleum coke, and the production process includes one impregnation and two roasting. Hexi Carbon is a manufacturing company that produces, sells, exports and pro...
  • Fast delivery Hp Grade Graphite Electrodes - HP 350mm Graphite Electrode  – Hexi

    Fast delivery Hp Grade Graphite Electrodes - HP 350mm Graphite Electrode – Hexi

    HP graphite electrode is mainly made of petroleum coke and needle coke, It is capable of carrying the current density 18-25A/cm2. Generally it is designed for high power electric arc furnace steel-making. Comparison Technical Specification for HP Graphite Electrode 14″       Electrode Item Unit Supplier Spec Typical Characteristics of Pole Nominal Diameter mm 350 Max Diameter mm 358 Min Diameter mm 352 Nominal Length mm 1600/1800 Max Length mm 1700/1900...
  • Discount wholesale Uhp Graphite Electrodes - RP 450mm Graphite Electrode  – Hexi

    Discount wholesale Uhp Graphite Electrodes - RP 450mm Graphite Electrode – Hexi

    The main raw material of graphite electrode production is petroleum coke. A small amount of asphalt coke can be added to ordinary power graphite electrode. The main raw material of this kind of RP 450mm Graphite Electrode is petroleum coke. A small amount of asphalt coke can be added to ordinary power graphite electrode. The sulfur content of petroleum coke and asphalt coke should not exceed 0.5%. Needle coke is also needed to produce high power or ultra high power graphite electrodes. In add...