Products Information

SUMCO Silicon Wafers. Anticipating needs to advance toward a richer future, SUMCO wafers support high-performance and high-quality manufacturing.

About Silicon Wafers

Introduces what a silicon wafer is and what it is used for.

Product Lineup

SUMCO uses raw materials of the highest quality and carries out total quality control, to provide high-quality silicon wafer products meeting every customer need.

Production Processes

Explains the production processes using photographs and illustrations, starting with growth of the monocrystalline ingots from which silicon wafers are made, and going through various stages until the final wafer is completed.


Answers questions customers frequently ask about silicon wafers.