Porous ceramic vacuum chuck table made by semiXicon, the world renowned porous ceramic vacuum chuck maker. 4 inch(105mm) porous ceramic stone working area 115X115X30mm Outer granite frame (105X105x5mm porous ceramic inlay) Different pore size(20,30,40,60,80,100,120,150um etc) optional for your work piece High grade pure granite stone base as solid support ATTENTION: ( Only 10-20 40-60,80-100,150 um pore size available now) 1-2 micron surface finish 1/4"NPT*1 vacuum connecting (Included) M6*2 holes for possible handle fixtures. Total weight :2.5 Lbs Suitable for semiconductor wafer ,photonics, MEMS thin film, OLED, laser micro fabrication ,biotech ,battery ,new energy, printing etc. This is precision and delicate instrument, we guarantee your satisfaction with quality products ,return will only be accepted on original cosmetic standards Design and made by SEMIXICON/CERAMERIC, Silicon Valley ,USA |