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The GRH1802 is a high-performance dry claw vacuum pump from the GRH series, delivering 1800 m³/h pumping speed with ultimate pressure ≤0.5 Pa. Its oil-free claw mechanism makes it ideal for semiconductor, photovoltaic, and lithium battery manufacturing processes that demand contamination-free vacuum environments.
Key Features
Oil-Free Claw Mechanism: No oil or working medium in pump chamber — ensures process cleanliness
Permanent Magnet Synchronous Motor: Superior energy efficiency for lower operating costs
Advanced Rotor Design: Enhanced dust exhaust capability for harsh process conditions
Dust & Vapor Insensitive: Handles dust and water vapor in pumped gases reliably
Compact & Integrated: Space-efficient design (935 * 420 * 795 mm, 472 kg)
Full Protection: Comprehensive protection with strong adaptive control
Low Vibration & Noise: Below 70 dB(A) at ultimate pressure
Advanced Sealing System: Lip seal + labyrinth seal + nitrogen purge for oil-free vacuum
Remote Monitoring: I/O and RS485 (Modbus) interface for remote control
NINGBO BAOSI ENERGY EQUIPMENT CO., LTD. (hereinafter Baosi) in China. Baosi was founded in 2005, and in April 2015, the company began to issue stocks on the Shenzhen Stock Exchange (stock code: 300441).
Factory II
Factory I
Currently, Baosi focuses on the manufacturing of high-end p... NINGBO BAOSI ENERGY EQUIPMENT CO., LTD. (hereinafter Baosi) in China. Baosi was founded in 2005, and in April 2015, the company began to issue stocks on the Shenzhen Stock Exchange (stock code: 300441).
Factory II
Factory I
Currently, Baosi focuses on the manufacturing of high-end p...