News on Wacker

News on suppliers, market trends and technology innovations in polysilicon and wafer production is selected, assessed and written for you by Bernreuter Research.

Hydrogen explosion at Wacker’s U.S. polysilicon plant in Charleston, Tennessee

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According to the Tennessee Occupational Safety and Health Administration, a faulty piston in a hydrogen compressor has caused the explosion at Wacker’s U.S. polysilicon plant. 

Monthly polysilicon imports into China from December 2016 through November 2017

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After a seasonal low in October, polysilicon imports into China in November rose to 14,918 metric tons, an increase of 33.8% month over month.

Monthly polysilicon imports into China from November 2016 through October 2017

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Polysilicon imports into China dropped considerably from the record high of 17,628 metric tons (MT) in September to 11,153 MT in October.

Charleston residents protest against Wacker’s communication policy after hydrogen explosion at its polysilicon plant

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After a hydrogen explosion has damaged its U.S. polysilicon plant, Wacker expects it will take several months until the plant is restarted. The company’s communication policy has sparked harsh criticism in the local community.

Vapor plume containing traces of hydrochloric acid after explosion at Wacker’s U.S. polysilicon plant in Charleston, Tennessee

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Chlorosilane escaped from two leaks after an explosion at Wacker’s polysilicon plant near Charleston, Tennessee (USA) on September 7. Production has been suspended until the cause of the explosion is found.

Wacker’s U.S. polysilicon plant in Charleston, Tennessee

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A release of chemicals at Wacker’s polysilicon plant near Charleston, Tennessee (USA) has caused burns to five workers. They were taken to hospitals.

Tongwei logo on building

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After announcing a new polysilicon plant with a capacity of 25,000 tons in Leshan in March, Chinese Tongwei Group is planning to build another 25,000-ton plant in Baotou, Inner Mongolia.

OCI’s polysilicon plant in Gunsan, South Korea

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With a volume of 14,816 metric tons, polysilicon imports into China hit a new record high in June, according to data from customs statistics provided by the Silicon Branch of the China Non-ferrous Metals Industry Association.

Ministry of Commerce (Mofcom) of China, press conference on February 9, 2017

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The Chinese Ministry of Commerce has extended the anti-dumping and anti-subsidy duties on imports of solar-grade polysilicon from the European Union by 18 months. However, Wacker Chemie remains exempted from the duties.

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