Valve special CNC boring machine Billon valve special CNC boring machine can process the valve flange parts , tapping bore, sealing surface . CNC rotary table can complete all the machining of the valve by one clamping . Suitable range: Processing of valve flange , line ,etc. Features: 1. Good shock absorption and rigidity. 2. Fully enclosed electrical cabinet with air design increased the dustproof ventilation cooling effect . 3. With Taiwan library manipulator knife, the machine has safe and reliable performance and high speed to change knife. 4. Machine tool uses Japanese level precision bevel bi-directional ball bearing preloaded installation ,which makes the machine no noise in operation. 5. Taiwan high precision spindle and with heat treatment , it can make up to 90kg/mm2 . At the same time ,the spindle is equipped with four front axle and two rear axle to guarantee the spindle rigidity and precision under high speed.