CMK, s.r.o.

CMK specializes in manufacturing 2", 3" and 4" LEC and VGF polycrystals, single crystals and GaAs wafers as well as blanks of any shapes for optical windows. The company offers Gallium metal up to 7N purity suitable for production of Gallium compound materials and Metal Beam Epitaxy (MBE).

CMK provides Gallium recapture from GaAs, GaP and other Ga related scraps and Ga refining up to 7N (99.99999%). For all CMK materials, customers can get a purity certificate from CMK’s certified high purity evaluation GDMS laboratory.

CMK team is devoted to offer professional and flexible support in this developing branch of compound semiconductors.