GU55 Traditional Single Screw Air‑End Compressor Head for 55kW Screw Air Compressor
Product Information
Optimal applicable power:
45 kilowatts
Maximum working pressure:
1.3 MPa
Connection method:
Belt and gear transmission
drive:
male rotor
Working pressure range:
3Bar/40psi~13Bar/190psi
tooth ratio:
five sixths
net weight:
80kg/176lbs
GU55 Traditional Single Air‑End Screw Compressor Host
GU55 traditional single air‑end is a heavy‑duty core compression unit engineered for 55 kW screw air compressors, equivalent to CU55 technical specification with 5/6 male‑to‑female lobe combination, male rotor size 129.2 mm, female rotor size 102.2 mm, net weight reaches 180 kg (420 lbs). Equipped with taper roller bearings, it supports broad operating speed from 1000‑7500 rpm, working pressure covers 3‑22 bar (40‑220 psig).
- Heavy‑duty cast‑iron housing, high structural rigidity, outstanding vibration resistance and long service life
- 5/6 asymmetric precision rotor profile: male rotor 129.2 mm, female rotor 102.2 mm, optimized volumetric efficiency
- Taper roller bearing assembly, supports wide‑range speed operation up to max rated speed, adapts for variable‑speed working scenarios
- Complete process ports: oil filler, oil removal port, oil cooler connections, safety valve and temperature sensor mounting interface as per outline drawing
- Strict factory performance test according to performance curve to guarantee stable air capacity and rated working pressure
- Direct‑fit replacement host for compatible 55 kW industrial screw compressors, easy for disassembly and maintenance
- Perfect for heavy‑duty manufacturing factories, large processing workshops and general‑purpose industrial compressed‑air supply stations
This air‑end comes with matched fasteners and sealing assemblies. After proper installation and lubrication system matching, it can be put into normal operation. It is a cost‑effective solution for original compressor host repair, overhaul and equipment renovation.
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