Product name：Two stage Screw Compressor
Compound two stage compressor can be used in low evaporating temp. Field, widely be used in low temp. Fast frozen system, process cooling system and other industries. High pressure stage automatic unloading structure is a latest patented design, which ensure the compressor gain high efficiency and enlarge the application range of compressor. Check valve, stop valve, built-in middle pressure filter, realize the reliable protection of compressor and simplify the customer`s system configuration.