Carbon raw materials such as petroleum coke and coal tar, which are required for production, are by-products of the production and processing of oil refineries and coal chemical companies. The quality and stability of the raw materials are difficult to be fully guaranteed, especially for the high-power and ultra-high-power graphite electrodes. Coke, modified electrode asphalt and low-quinoline insoluble substance-specific impregnating asphalt, urgently need the attention and active cooperation of China's petroleum and coal chemical processing enterprises.
The need for ultra-high power graphite electrodes
Feb 10, 2020
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