SEMI M3 : 2004
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
SPECIFICATIONS FOR POLISHED MONOCRYSTALLINE SAPPHIRE SUBSTRATES
01-07-2007
12-01-2013
This group of specifications cover the requirements in general for a range of 4 sizes of monocrystalline high-purity polished sapphire substrates that are used for silicon growth and ensuing semiconductor device manufacture. The Subordinate Documents include: M3.2 Standard for 2 inch Sapphire Substrates, M3.4 Standard for 3 inch Sapphire Substrates, M3.5 Standard for 100 mm Sapphire Substrates, M3.6 Standard for 3 inch Reclaimed Sapphire Substrates, M3.7 Standard for 125 mm Sapphire Substrates, M3.8 Standard for 150 mm Sapphire Substrates.
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