High Purity Alumina Nitride Ceramic Plate 7.5 inch *5.5 inch*0.635mm (or 1.0 mm)

High purity alumina nitride ceramic plate 7.5 inch *5.5 inch*0.635mm Length: 190.5+/-0.15mm Width : 139.7+/-0.15mm Thickness: 0.635mm+/-0.05 Density:  >3.30 Thermal Conductivity (20.C,W/m.k): >170 Surface Roughness (um) 0.3-0.6 High purity alumina nitride ceramic plate 7.5 inch *5.5 inch*1.0mm Length: 190.5+/-0.15mm Width : 139.7+/-0.15mm Thickness: 1.0mm+/-0.05 Density:  >3.30 Thermal Conductivity (20.C,W/m.k): >170 Surface Roughness (um) 0.3-0.6 www.semixicon.com