¡ñ Features: 1. High strength cast iron machine body 2. Three independent adjustable driving motors are applied to upper disc, lower disc and inner ring 3. Upper working disc can be manually or automatically swing out 4. Pneumatic control 5. Digital size control system 6. Inner ring rotates under servo driving 7. Semi-automatically loading and unloading device can be configured 8. Constant temperature cooling and filtering system 9. Touch screen control interface 10. Compressed protection for upper working disc 11. Strong fault diagnosis function 12. A plurality of functions for selection 13. No or less maintenance, simple and convenient operation 14. Customized processing solution, to improve product capacity ¡ñ Application fields: Hydraulic elements: Blade pump,steering valve, plunger pump, gasoline pump,hydraulic motor, etc. Compressor parts: Air condition compressor blade, piston, cylinder, refrigerator compressor valve plate, etc. Engine parts Internal combustor part, booster pump part, oil nozzle/ oil pump part, etc Various hard alloy blades, high precision bearing, sealing piece, watch part, ceramic valve core, magnetic material, etc Any other hard and brittle materials which required a high precision surface quality