# Mitsubishi Materials Hardmetal opens new rock tools plant in Thailand

Mitsubishi Materials Hardmetal Corporation held an opening ceremony for a new rock tools plant at its subsidiary OTEC (Thailand) Co., Ltd. in Phra Nakhon Si Ayutthaya, Thailand. The plant will double rod manufacturing capacity.

- Type: New facility
- Announced: 2025-10-28
- Where: Phra Nakhon Si Ayutthaya, Thailand, Thailand
- Starts operating: 16 Oct 2025
- Status: completed
- Capacity: double rod manufacturing capacity
- Products: rock tools (bits and rods)
- Sectors: [Mining Equipment](https://endata.com/sectors/mining-equipment.md)

## Companies

- [Mitsubishi Materials Hardmetal Corporation](https://endata.com/companies/88102.md)
- [OTEC (Thailand) Co., Ltd.](https://endata.com/companies/79350.md) (partner)

## Sources

- [mmhm.co.jp](https://www.mmhm.co.jp/en/news/news_20251028_02.html), 2025-10-28: "On October 16, 2025, Mitsubishi Materials Hardmetal Corporation held an opening ceremony and first shipment event at its manufacturing subsidiary, OTEC (Thailand) Co., Ltd."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.