sample polishing machine

MODEL MOPAO 2000 METALLOGRAPHYAUTOMATIC SPECIMEN GRINDING & POLISHING MACHINE Main features: 1. Pneumatic loading, digital displaying rotating speed 2. Load pressure & specimen making time are adjustable 3. Grinding & polishing disks have two functions: two-level constant speeds & stepless speed changing 4. Grinding & polishing head can be set to stepless speed changing status. 5. Equipped with beautiful appearance glass fibre reinforced plastic machine shell and full stainless steel parts which never rust. 6. Equipped with grinding & polishing disks which can be changed swiftly and multi-specimen clamping holder. 7. Central pressure loading. 8. Automatic and big volume feeding system of grinding materials. 9. It is available to process several specimens at same time. 10. One-key restoring program function Technical specifications 1. Grinding & polishing disks rotating speed: 50-600rpm (stepless speed changing) or150/300 rpm (two-level constant speed) 2. Loading range: 1-225N 3. Specimen preparing time: 0-9999 seconds 4. Diameter of grinding & polishing disks: Ø250mm 5. Power supply: 220V/50Hz 6. Dimensions: 660 × 380 × 640 mm 7. Net weight: 45 KG