5N 99.999% Pure Si Silicon monocrystalline piece ex factory price and stable supply
Si Silicon 50.8*3mm,60*3mm,customization
99.99% Cr Chromium Particles Chromium Granulate Chromium granule for vacuum coating
Cr metal granule
99.99% Metal raw material Ti titanium pellet / particle for Evaporation, smelting
Ti 3*3mm,customization