Type

GR20-25-32-40-45-55-60-70-80-90-110-130

Connections

Normal shaft and hollow shaft

Drive loading

No axial or radial loads

Shaft rotation

Clockwise viewed at shaft end

Shaft speed

300 - 3600rpm

Flows

0 - 2000 L/min

Outlet pressure

80 bar

Inlet pressure

From 0.7 to 3bar (10bar option)

Fluids

Mineral oil HLP and HLVP

Ecologic fluids HETG-HEPG-HEE

HFA oil-water emulsion - oil minimum 5%

HFB water-oil emulsion < 40%

HFC water-glycol - water max 35 to 55%

HFDR phosphate ester

Lubrication high viscosity oil

Special synthetic fluid: MIL-H、SKYDROL;special on request

Viscosity

From 1 to 2000cst

Working temperature

From -20 to +180℃

Seal

NBR、FPM、EPDM

Pump body

Extruded aluminum alloy, cast iron, carbon steel, hardened steel

Rotors

Steel for primary screw, cast iron for secondary screw

Filtration

Permissible degree of fluid contamination NAS to 1638 class 10 or ISO DIS 4406-19/16 Recommended filtration 25>75

Noise level

From 54 to 65dB(A) at 2750rpm base on IS04412