# ASML and Western Digital sign commercial agreement for 200 mm lithography

ASML announced a new commercial agreement with Western Digital to redesign its TWINSCAN lithography machines to process 200 mm AlTiC substrates for next-generation thin film heads used in hard disk drives.

- Type: Contract
- Announced: 2019-05-20
- Where: Netherlands
- Status: announced
- Products: 200 mm lithography equipment, thin film heads
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [ASML](https://endata.com/companies/18428.md)
- [Western Digital](https://endata.com/companies/21541.md) (customer)

## Sources

- [asml.com](https://www.asml.com/en/news/stories/2019/driving-the-next-renaissance-in-dry-lithography), 2019-05-20: "As part of a new commercial agreement with Western Digital, ASML will re-design its TWINSCAN lithography machines to process 200 mm AlTiC substrates – a unique lithography equipment design requirement for the HDD market."

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