DQ Marine

Marine Equipment & Technical Supplies

TECHNICAL DATASHEET Issued 2026-08-21

DQ MARINE PRODUCT DATA

Marine Mechanical Shaft Seal

Category
Marine Shaft Assembly
Origin
China
Marine Mechanical Shaft Seal

Product Overview

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

Key Specifications

Category Marine Shaft Assembly
Model / SKU marine-mechanical-shaft-seal
Origin China

Technical Information

China Marine Mechanical Shaft Seal:
Diameter of stern shaft : 50-1150mm
Diameter of wearproof liner of stern shafts : 70-1250mm
Lubricating oil working pressure : 1-2 bar
Lubricating oil working temperature: -25 -+110 celcius
Line speed of stern shaft wearproof liner : less than 7m/sec

Average leakage : 5-30ml/h