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Needle coke is the main material for the production of high-power and ultra-high-power graphite electrodes. According to the raw material route, it is divided into two types: coal-based and oil-based. Our country is still in the development stage. Coal-based needle coke has been making rapid progress since 2007. Oil-based needle coke has been developed by Jinzhou Petrochemical for many years. What is the current progress? Does anyone know the specific situation? Please let us know. Thank you very much!
There are also many oil processing companies engaged in needle coke! Why didn't you introduce the situation?
Jinzhou Petrochemical's needle coke plant achieves double leap Viewed on December 05, 2006 in Liaoning, China: 9 --------------------------------------------------------------------------- As of the third quarter, the needle coke unit of Jinzhou Petrochemical Company has been operating continuously for 159 days, and the total volume of high-quality petroleum needle coke produced has reached 30,898 tons. Both its operating cycle and product quality have achieved a historic leap. Petroleum needle coke is the flagship product of Jinzhou Petrochemical Company and has broad market prospects. Since the device was put into production in 1995, due to various reasons, there have always been problems such as short production cycles and unstable product quality. In order to completely solve this problem and give full play to its production potential, the company began to carry out technical transformation of the device's raw material system and coke tower system at the beginning of this year. At the same time, it improved the control accuracy of the water injection volume of the heating furnace, effectively extended the production cycle, and greatly improved product quality. The ash content of needle coke was reduced to less than 0.08%, and the true density was stabilized at more than 2.134. The production unit continues to strengthen scientific and meticulous daily management, implement the six elements of safety, fully mobilize the enthusiasm of employees, and provide an effective guarantee for the smooth operation of the device.
Coal-based needle coke is still a primary process in China. . . Foreign technologies are not sold by others. . .
There are only two companies that mass-produce needle coke in China. One is Shanxi Hongte Coal Chemical Co., Ltd. in Shanxi. I don’t know where the technology is. The other company is Baosteel in Shanghai, which initially introduced Japanese technology.