High Precision Machining (Ceramic) Wafer Carrier/Chuck etc Φ300 x t 2 Aluminum Oxide Semiconductor Wafer Carrier Parallelism: <1 μm Flatness: < 1μm No scratches ,no finger prints etc 100,150,200,300,450,675 mm standard stocked Thin wafer,warping free Fast N Quick sales@semixicon.com