This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of sapphire single crystal polished sheets for substrates and infrared detector windows. This standard applies to polished sapphire single crystal wafers grown by the soaking method and Czochralski method. Polished sapphire single crystal wafers grown by other methods can also refer to this standard.
SJ/T 11505-2015 history
2015SJ/T 11505-2015 Sapphire single crystal polished wafers specification