Series G-GNF · Technical reference pages 53–56

G / GNF Series Single Screw Pump

Screw Pumps

Progressive-cavity / single-screw pump family for difficult media. The published technical data describes capability for neutral or corrosive liquids, abrasive or gas-containing liquids, high / low viscosity media, fibres and solids; GNF is presented as a thick-slurry single-screw version.

GNF temperatureup to 120°C

GNF example capacities1.5 / 8 / 20 m³/h in listed models

GNF head≥45 m in listed models

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Selection notes

Applications & selection context

Food and textile processing
Paper-making and petrochemical service
Shipbuilding, construction and nuclear industry
Metallurgy, mining and wastewater / thick-slurry transfer

Product characteristics

Key product features

Progressive-cavity positive-displacement principle
Continuous, stable discharge pressure
Suitable for viscous, fibrous and solid-containing media
GNF catalog states viscosity range from 1 cP to 1,000,000 cP

Engineering selection: Send flow, head, medium / composition, temperature, density or viscosity, solids content / particle size, required material, motor voltage / frequency and installation conditions. Final model and materials require engineering confirmation.

Technical reference

Model tables & performance data

The pages below are rendered directly from the supplied 144-page XINTAO Pump Product Manual so detailed model tables, performance data and original wording remain available without transcription risk. Click any sheet to open it at full size.

Show / hide 4 technical sheets · PDF pages 53–56

Technical sheet page 53

Technical sheet page 54

Technical sheet page 55

Technical sheet page 56

Published family data supports preliminary selection. Final duty point, materials, motor configuration and acceptance documents must be confirmed for the actual service.

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