What is black corundum?

Black corundum is also called low-aluminum corundum, a new type of derivative in the production of brown corundum. It is made of three-water type and one-water type bauxite as raw materials through high-temperature smelting and cooling in an electric arc furnace. Characteristics of black corundum Black corundum has low Al2O3 content and a certain amount…

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What is the graphite electrode production process ?

What is the graphite electrode production process ? The main graphite electrode production process are as follows: (1) Calcination. Both petroleum coke and pitch coke need calcination, calcining temperature should be up to 1350 ℃, with full removal of carbonaceous materials containing volatile, improve the coke true density, mechanical strength and electrical conductivity. (2) Crushing,…

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The latest graphite electrode price (2021-08-02)

The latest graphite electrode price (2021-08-02) HP300 Graphite Elecetrode – 17,800 Yuan/Per Ton HP350 Graphite Elecetrode – 17,800 Yuan/Per Ton HP400 Graphite Elecetrode – 17,800 Yuan/Per Ton Graphite electrode products on Graphite-Electrode.com

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What is the function of tap hole clay?

Tap hole clay is a kind of refractory materials being used to plug the tapping hole. Now it can be divided into two major kinds: water tap hole clay and water-free taphole clay . The former is mainly used in the small and medium blast furnaces with lower top pressure, while the latter is mainly…

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Latest Graphite Electrode Price and Market In China – 16 July 2021

Latest Graphite Electrode Price and Market in China (7.16) – Graphite Electrode Companies Hold Stable Prices for Shipment Market overview China’s graphite electrode market prices remained stable this week. It is understood that due to the recent continuous decline in the price of low-sulfur petroleum coke and the fact that some downstream steel mills of…

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Applicaiton of graphite plate, type of graphite plate, usage

Knowledge of Graphite Plate Applicaiton of graphite plate, type of graphite plate, usage of grphite plate What is Graphie plate? What are type of Graphite plate? Graphite plates have good electrical conductivity, high temperature resistance, acid and alkali corrosion resistance and easy processing. Therefore, they are widely used in metallurgy, chemical, electrochemical and other industries.…

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What is the difference between wear resistant castables and

What is the difference between wear resistant castables and wear-resistant plasticrefractory? Wear-resistant castables and wear-resistant plastic refractory are both wear-resistant refractory materials, but they are quite different. Wear-resistant castables: brown corundum, silicon carbide, and bauxite are the main raw materials, which are combined with 1-12mm aggregates, powders and pure calcium aluminate cement. They have strong resistance to wear…

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Top 5 manufacturers of graphite electrode in China by annual output 2020

  FangDa Carbon New Material Co., Ltd. Jilin Carbon Co., Ltd. Liaoning Dan Carbon Group Co., Ltd. Hongte Group Jiexiu Zhiyao Carbon Co., Ltd. The carbon industry is an important raw material industry in the country. Due to its excellent characteristics, it is widely used in metallurgy, chemical industry, machinery manufacturing, aerospace, wind, solar, nuclear…

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Graphite electrode uses

For electric arc steelmaking furnace Graphite electrodes are mainly used for electric furnace steelmaking. Electric furnace steelmaking uses graphite electrodes to introduce current into the furnace. A strong current generates arc discharge through gas at the lower end of the electrode and uses the heat generated by the arc to smelt. According to the capacity…

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