4H or 6H SiC wafer and Epi wafer with n Type or Semi-insulating
Si face or C face is CMP as epi-ready grade, packed by nitrogen gas, each wafer is in one wafer container, under 100 clean class room. Epi-ready SiC wafers has N type or Semi-insulating, its polytype are 4H or 6H in different quality grades, Micropipe Density (MPD): Free, <5/cm2, <10/cm2, <30/cm2,<100/cm2, and the available size is 2",3",4