Wafer is described as a round disc of semiconductor material
most commonly silicon, although aallium arsenide and other semiconductor materials are also used. Wafers
are a few millimeters thick and are available in a variety of diameters with 100 millimeter, 125 millimeter, 150 millimeter and 200 millimeter being the most common and 300 millimeter just entering use.
"Wafer" is in the UNSPSC Code "40141637"
Wafer check valves
Ref: 120792/2006-10-06Other Database Pages Exist for this Phrase:
Waferboard (Waferboard pertained to a manufactured wood ...)
List of books: Wafer