Configuration: 1. The frame is made of stainless steel, the working room is made of 8mm stainless steel, the table is made of 8mm stainless steel, the box is made of 3mm stainless steel, and all of them are laser cut; 2. It is controlled by waterproof computer board, Schneider AC contactor and Shanghai Ziguang reducer; 3. High precision rotary positioner is adopted to ensure accurate sealing. Large diameter 50 pneumatic extraction valve is adopted to ensure high extraction rate; 4. Using Germany puxu 202 large pump, high efficiency, good vacuum. 5. Adopt stainless steel bearing, bearing seat, suitable for harsh production environment. Technical parameters: 1. Overall dimension: 1800 * 1580 * 1000, 2. Vacuum chamber dimension: 1130 * 500 * 100 mm, 3. Sealing dimension: 1000 * 10 mm, 4. Power supply: 380 V / 50 Hz / 6 kW. Double seal line design, speed doubled.