Sunday's blast involved a container of scrap metal that exploded in the outdoor yard of a metal-molding plant.
Alumina Mining News
Investors are benefiting from a panicked realization across the aluminum industry that the supply chain is fragile.
The refinery, the world's biggest, has been operating at half capacity since early 2018, when Hydro admitted it had made unlicensed emissions of untreated water.
The steel and alumina contracts have the best chance of succeeding, according to analysts, traders and other industry sources.
"A prolonged embargo will have negative impact on earnings, cash flow and sentiment."
Production has been reduced by 500,000 tonnes on an annual basis, said the Xinfa official, who put the plant's total capacity at 3 million tonnes per year.
This will mean Geoscience Australia and the United States Geological Survey (USGS) will work closely on exploration, extraction, processing and research and development.
Xinfa Group won't have to cut metal production in its home city of Liaocheng this winter and will only have to reduce alumina output by 10% for two months.
A congressional commission assembled to look into the incident blamed both the company and regulators, and called for civil and criminal investigations to continue.
China this year has been exporting unusually high volumes of alumina, a substance used to make aluminium.
From January to September, scrap copper shipments from the United States fell 13.8 percent.
Figure is fivefold increase from August, up 3,400% y/y
The first spot transaction sees 3,000 tonnes of alumina change hands at $437.23 a tonne.
Norsk Hydro said on Tuesday it has won permits from Brazilian authorities to restart operations at half capacity at its Alunorte alumina refinery.
The new products range from hot rolled coil (HRC) steel to alumina, the raw material for aluminium, as well as cobalt, which is key for EV batteries.
The stake comes as New Day Aluminium Holdings LLC completes a $110 million refinancing and as it readies two major expansion projects in Louisiana.
The strike added to recent supply pressure on bauxite and alumina, key raw materials for aluminium production.
Aluminij Mostar, Bosnia's sole aluminium smelter, is at risk from high alumina and electricity prices and only urgent government intervention can help it stay on line.
What has historically been a highly efficient part of the aluminium production chain is experiencing an unprecedented degree of turmoil this year.
Hydro was ordered to slash output by half at Alunorte after the company admitted to making unlicensed emissions of untreated water during severe rains.
A vote by the striking workers on whether to accept a new workplace agreement is due to close on Thursday, with the union anticipating a strong "no" vote.
China alumina, aluminium output set for repeat curbs this winter.
Alumina is having a turbulent year.
Alumina refineries and aluminium smelters in parts of China cut production by 30% during November to March as part of a campaign against air pollution.
Precious metals expert Michael Ballanger explains why he believes base metals are overbought and precious metals, especially silver, are set to appreciate.