The Ultrasil Corporation in Hayward California routinely reduces the size of
wafers from a larger diameter to a smaller diameter and then re-edge grinds as
required.  We can do standard material or SOI material.  Please contact us
for additional information.

Tom Gentemann
Ph # 510-266-3700
Fax # 510-266-3720
e-mail - ultrasiltg@aol.com