Metso Outotec signs EUR 360 million order for the design and engineering of a copper smelter to Freeport Indonesia Manyar Project

Metso Outotec Corporation, Stock exchange release, Insider information, on July
21, 2021, at 11:30 a.m. EEST

Metso Outotec has signed a major engineering and technology contract as well as
license agreements for the delivery of a landmark copper smelter complex to be
built in Gresik, East Java, in Indonesia. The project owner is PT Freeport
Indonesia, and PT Chiyoda International Indonesia is the EPC contractor. Four
-fifths of the approximately EUR 360 million contract has been booked in Metals’
Q3/2021 order intake and the rest in Minerals’ Q3/2021 order intake.

Metso Outotec’s scope of delivery is based on the licensed, well-proven Metso
Outotec Flash Smelting, Flash Converting and Lurec® technology. It includes the
design and supply of key process equipment and process control systems for the
main areas of the smelter complex, the copper electrolytic refinery, the gas
cleaning and sulphuric acid plant, the slag concentrator, and the effluent
treatment plant.

Metso Outotec has previously provided certain front-end engineering design
(FEED) and other advance engineering services for this 1.7 mtpa copper
concentrate smelter complex. This smelter complex is expected to be commissioned
in 2024.

“Our joint efforts with Freeport Indonesia and Chiyoda will set a new standard
for the copper smelter industry in fulfilling the strictest international
environmental standards and efficiency requirements. We are very happy to work
together to implement this game changing copper smelter,” says Pekka Vauramo,
President & CEO, Metso Outotec.

“We have worked with Freeport Indonesia and Chiyoda for several years to ensure
and select the best available process design and technologies for the Manyar
Project,” says Jari Ålgars, President, Metals business area at Metso Outotec.

Metso Outotec has delivered 51 Copper Flash Smelters around the world. Metso
Outotec Copper Flash Smelting is the most widely applied technology for copper
smelting in the world and one of the company’s Planet
Positive (https://www.mogroup.com/insights/blog/company/sustainability-with
-planet-positive-offering/) solutions. Using this technology, Metso Outotec’s
customers avoided more than 1.6 million tons of CO2 emissions in 2020.

More information on Copper Flash Smelting is available on our
website (https://www.mogroup.com/portfolio/flash-smelting-process/).

Further information, please contact:

Jari Ålgars, President, Metals business area, Metso Outotec, tel. +358 20 529
2007, email: jari.algars(at)mogroup.com

Juha Rouhiainen, Vice President, Investor Relations, Metso Outotec, tel. +358 20
484 3253, email: juha.rouhiainen(at)mogroup.com

Distribution:

Nasdaq Helsinki Ltd
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www.mogroup.com

Metso Outotec is a frontrunner in sustainable technologies, end-to-end solutions
and services for the aggregates, minerals processing and metals
refining industries globally. By improving our customers’ energy and water
efficiency, increasing their productivity, and reducing environmental risks with
our product and process expertise, we are the partner for positive change.

Metso Outotec is committed to limiting global warming to 1.5°C with Science
Based Targets. We ranked 8th on the 2021 Global 100 list of the world’s most
sustainable companies.

Headquartered in Helsinki, Finland, Metso Outotec employs over 15,000 people in
more than 50 countries and its sales for 2020 were about EUR 3.9 billion. The
company is listed on the Nasdaq
Helsinki. mogroup.com (https://www.mogroup.com/), twitter.com/metsooutotec