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Global hydraulic product specialized in manufacturing company set industrial fluid product development,
  technial service and manufacting in one.

   GR series helical gear pump have been designed using helical rotors,which are silence,energy consumption reduction and high perf

Features:
 Low noise
 ● Low pressure pulsation
 ● High efficiency
 ● Variety fluids
 ● Compact
 ● Kind of installation
 ● Multiple connect

Multiple connect

Thechnical data::

Type

GR28-GR33-GR38-GR47-GR55-GR72-GR90

Flange

BKT,SAE-A standard or SAE-B(option)

Connections

GAS or SAE3000/6000 flange

Installation

Free

Shaft rotation

Clockwise viewed at the shaft end

Shaft speed

100 - 3600rpm

Flows

0 - 800L/min(1500rpm)

Outlet pressure

Outlet pressure:continuous:270 bar; Max:300 bar300bar

Inlet pressure

From 0.7 to 2bar(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-glycole - water max 35 to 55%

HFDR phosphate ester

Lubrification high viscosity oil

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

Viscosity

Recommend: frome 4 to 2000cst



Working temperature

From -20 to +80℃

Ambiente temperature

From -15 to +60℃

Filtration

Inlet: 100µm Outlet:10-25µm

Seal

NBR、FPM、EPDM

Noise level

From 54 to 68 dB(A) at 2750rpm base on IS04412

Pump body

Extruded aluminium alloy,cast iron

Rotors

Hardened steel

Applications:

● Engineering equipment  ● Press machines  ● Metallurgy  ● injection molding  ● Compressor  ● Oil and gas  ● petrochemical。