
4HP 27L/S Hot Sale Oil Lubricated Rotary Vane Vacuum Pump. Long Life Design: Engineered for durability and extended service life to maximize customer value. High Vacuum Performance: Achieves ultimate vacuum up to 10Pa with high pumping speed even at low pressures. Self-Lubricating Vanes: Vanes feature self-lubricating function to adapt effectively to harsh processing conditions. Oil Recycling System: Integrated exhaust filter separates oil, returning it to the tank for continuous recycling. Low Noise Operation: Direct-coupled connection and air cooling ensure low noise and low vibration performance. Easy Installation: Symmetrical mounting base design facilitates easy installation and transportation. Environmental Protection: Clean exhaust air with integrated filter and check valve to prevent oil backflow. Full Rubber Seals: Improved sealing with full rubber seals allows for easy disassembly and maintenance.