Ebara Corporation — AI supply-chain exposure

Ebara is a Japanese industrial group whose precision-machinery arm sells into the fabs that make AI silicon rather than making chips itself. It supplies the dry vacuum pumps that hold process chambers at the near-vacuum needed for etch and deposition, the gas-abatement systems that scrub toxic process exhaust, and the chemical-mechanical polishing tools that planarise each layer of a wafer. In CMP specifically it is one of only two serious vendors, alongside Applied Materials. That narrow-supplier position — embedded inside foundry capacity rather than sitting upstream of it — is why the model reads Ebara as a quiet but structurally lodged link: unglamorous equipment that a fab cannot run without.