April 1, 2024

Mitsubishi Materials Corporation

The Metals Production Plans in the 1st Half of the Fiscal Year Ending March 31, 2025

Our production plans for the 1st half of the fiscal year ending March 31, 2025 are as follows.

Period April 2024 to September 2024
Refined Copper 37,349 metric ton per month
Refined Lead 2,515 metric ton per month
Refined Gold 3,933 kg per month
Refined Silver 29,667 kg per month


October 2023 to March 2024
(previous 6 months plans)
April 2023 to September 2023
(year-on-year results)
Refined Copper 35,285 metric ton per month 36,697 metric ton per month
Refined Lead 2,511 metric ton per month 2,371 metric ton per month
Refined Gold 3,300 kg per month 2,637 kg per month
Refined Silver 28,000 kg per month 28,822 kg per month

Note on year-on-year comparison

  • Total refined copper production will increase by approximately 2% year-on-year. Production will increase by approximately 6% at Naoshima Smelter & Refinery. Production will decrease by approximately 2% at Onahama Smelter & Refinery.
  • Refined gold and silver production will increase mainly due to higher volume of the receipt.

<Contact details for inquiries>
Corporate Communications Dept.


This website uses cookies to collect information about your browsing history for improving user experience and for marketing activities. Before using this website, please agree to the use of cookies by pressing the button on the right.
You can change settings at the "Collection of browsing history" section on the "Terms of Use" webpage.