DQ Marine

Marine Equipment & Technical Supplies

TECHNICAL DATASHEET Issued 2026-08-21

DQ MARINE PRODUCT DATA

G Series Screw Pump

Category
Marine Screw Pump
Origin
China
G Series Screw Pump

Product Overview

DQ Marine supplies marine equipment and technical products for shipyards, vessel operators, offshore projects and industrial buyers worldwide.

Key Specifications

Category Marine Screw Pump
Model / SKU g-series-screw-pump
Origin China

Technical Information

China G Series Screw Pump:

Single screw pump for the transmission of high viscosity fluid and medium containing hard suspended particles or containing fiber medium, the general pump type is not up to the characteristics.The flow is proportional to the speed.The transmission may adopt coupling direct transmission, or USES the speed regulating motor, the triangle belt, the gear box and so on the device to change speed.This pump parts, compact structure, small size, easy maintenance, rotor and stator is the vulnerable parts of the pump, simple structure, easy to assemble and disassemble.

Main Technical Data

Model Capacity
m³/h
Head
m
Rev speed
r/min
Motor power
KW
G20-1 0.8 60 960 0.75
G25-1 2 60 960 1.5
G25-2 2 120 960 2.2
G30-1 5 60 960 2.2
G30-2 5 120 960 3
G35-1 8 60 960 3
G35-2 8 120 960 4
G40-1 12 60 960 4
G40-2 12 120 960 5.5
G50-1 20 60 960 5.5
G50-2 20 120 960 7.5
G60-1 30 60 960 11
G60-2 30 120 960 15
G70-1 45 60 720 18.5
G70-2 45 120 720 15
G85-1 65 60 720 22
G105-1 100 60 500 37
G135-1 150 60 400 37

Packing and Delivery:

1. Standard Export Packing or Seaworthy Packing, if you have special requirement, please specify when inquiry.
2. Fast Delivery, delivery time can negotiate when order.

How to Order?

1. Please inform us the model, type or size you need.
2. Please inform us the quantity to make the best price for you.
3. Shipment Model: Air or Sea shipment.
4. Special requirement if any.