CMK is a manufacturer of 2", 3" and 4" LEC and VGF polycrystals, single crystals and GaAs wafers as well as blanks of any shapes for optical windows

CMK provides Gallium recapture from GaAs, GaP and other Ga related scraps and Ga refining up to 7N (99.99999 %)

CMK offers Gallium metal up to 7N purity suitable for production of Gallium compound materials and Metal Beam Epitaxy (MBE)

For all CMK materials you can get a purity certificate from our certified high purity evaluation GDMS laboratory