News on incident

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

Polysilicon EBITDA margins of OCI Malaysia, Wacker, Daqo and REC Silicon from Q2 2023 through Q2 2024

Margin of Chinese polysilicon maker Daqo crashes into deep red

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Non-Chinese competitors OCI Malaysia and Wacker left Daqo behind as their earnings benefitted from reduced costs and the increased spread to plummeting prices in China in the second quarter.

Polysilicon plant of OCI Malaysia in the Samalaju Industrial Park of Bintulu, Sarawak state with huge smoke cloud from a fire caused by the explosion of a feed gas pipe on August 14, 2024

Accident at OCI Malaysia’s polysilicon plant injures ten workers

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A fire after the explosion of a feed gas pipe at OCI Malaysia’s polysilicon plant in Bintulu, Sarawak state has injured ten workers; four have also suffered severe burns. The major accident occurred on August 14.

Fire at polysilicon plant of East Hope in Xinjiang on June 17, 2022

Fire halts polysilicon production at East Hope for one month

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A fire that broke out at Chinese polysilicon manufacturer East Hope in Xinjiang on June 17 is expected to halt production for about one month. The fire was caused by the leakage of a superheater.

Arabinda Ghosh (left), designated Chairman and CEO of Hemlock Semiconductor, and Ken Collins, site leader of Wacker Chemical Corporation’s polysilicon and pyrogenic silica plants in Charleston, Tennessee

New leadership at U.S. polysilicon makers Wacker and Hemlock

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Ken Collins is new site leader of Wacker’s polysilicon plant in Charleston, Tennessee while Arabinda Ghosh will follow Mark Bassett as CEO of competitor Hemlock Semiconductor at year’s end.

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

Wacker’s chronic problem with contractors leads to one fatality

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One of five contract workers has died after a mixture of steam and hydrochloric acid escaped during a maintenance operation at Wacker’s U.S. polysilicon plant in Charleston, Tennessee.

The factory gate of Sichuan Yongxiang’s polysilicon plant in Leshan after the flood had receded on August 20, 2020

After the flood, Tongwei’s polysilicon plant shut for two months

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After a once-in-a-century flood in mid-August, Tongwei’s older polysilicon plant with a capacity of 20,000 metric tons in Leshan, Sichuan province will remain out of operation until mid-October.

Polysilicon plant of Tongwei’s subsidiary Sichuan Yongxiang Polysilicon in Leshan, Sichuan province, China

Flood stops Tongwei – Daqo and GCL heading back to normal

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While the polysilicon plant of Tongwei’s subsidiary Sichuan Yongxiang Polysilicon was temporarily shut down due to a flood alert, Daqo New Energy and GCL-Poly are aiming to resume production after accidents.

Distillation columns of GCL-Poly’s polysilicon plant in Xinjiang

After the explosion at GCL: Why a safety program is necessary

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Chlorosilanes expert Alan Crawford argues for concerted action after four similar incidents have occurred at the Chinese polysilicon plants of Daqo, GCL-Poly, East Hope and Tongwei.

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

New incident at Wacker’s U.S. polysilicon plant: workers injured

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The series of incidents at Wacker’s U.S. polysilicon plant in Charleston, Tennessee does not stop: Four contract workers suffered chemical burns when they performed maintenance work on July 24.

GCL-Poly’s polysilicon plant in Xinjiang

Lessons from the polysilicon plant accidents at Daqo and GCL

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Within just three weeks, two Chinese polysilicon manufacturers have experienced accidents at their factories. The Chinese polysilicon industry should learn its lesson from the fire at Daqo and the explosions at GCL.

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