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Industrial Stainless Steel Submersible Sewage Pump for Corrosive Wastewater Handling
Designed for harsh wastewater environments, the Stainless Steel Submersible Sewage Pump delivers reliable performance in applications where conventional cast iron pumps often fail due to corrosion or clogging. Manufactured from high-quality stainless steel materials including SS304, SS316L, Duplex SS2205, Super Duplex SS2507, and 904L, the pump provides excellent resistance to chemicals, seawater, oily wastewater, and abrasive solids.
Its compact submersible design combines the motor and hydraulic section into one unit, allowing direct installation in sewage pits, collection tanks, and wastewater basins without requiring a pump room. This significantly reduces installation costs while improving operating efficiency.
Key Advantages
Outstanding Corrosion Resistance
All wetted components are precision-cast from stainless steel, providing excellent resistance to rust, chloride attack, acids, alkalis, and aggressive industrial liquids. Different material grades are available to match various operating environments.
Anti-Clog Hydraulic Design
A specially engineered wide-channel impeller minimizes blockage when pumping wastewater containing fibers, sludge, paper, plastics, sand, and suspended solids. Optional cutting and agitation devices are available for more demanding applications.
Reliable Motor Protection
The pump is equipped with a premium copper-winding motor featuring Class F insulation and IP68 protection. Integrated thermal protection continuously monitors motor temperature to prevent overheating during long operating cycles.
Long-Life Mechanical Sealing
A heavy-duty double mechanical seal combined with an oil chamber provides excellent protection against water intrusion, extending pump reliability even under continuous submersible operation.
Intelligent Monitoring
Optional protection devices include:
Water leakage sensor
Motor temperature monitoring
Float level control
Automatic guide rail coupling system
Remote control cabinet
These features help reduce maintenance requirements while improving operational safety.
Typical Applications
The pump is suitable for transporting corrosive and contaminated liquids in a wide range of industries.
Chemical Processing
Transfer corrosive process water, acidic wastewater, alkaline liquids, and chemical effluents.
Food & Beverage Industry
Suitable for food factories, breweries, edible oil plants, dairy processing facilities, and beverage production lines.
Municipal Wastewater
Used in sewage treatment plants, pumping stations, commercial buildings, hospitals, hotels, residential communities, and underground drainage systems.
Marine & Coastal Engineering
Available in SS316L and duplex stainless steel for seawater intake, marine aquaculture, coastal drainage, desalination projects, and offshore facilities.
Mining & Construction
Ideal for mine dewatering, slurry transfer, construction site drainage, and excavation projects containing sand and sediment.
Technical Specifications
Parameter
Value
Flow Rate
10–5500 m³/h
Head
3–70 m
Motor Power
0.75–250 kW
Material
SS304, SS316L, SS2205, SS2507, 904L
Installation & Maintenance
For permanent pumping stations, an automatic guide rail system is recommended to simplify maintenance and pump removal. Portable installation is available for temporary drainage applications.
To maximize service life:
Select the proper stainless steel grade according to the liquid composition.
Keep the pump fully submerged during operation.
Never use the power cable as a lifting rope.
Flush the pump with clean water after handling viscous or chemically aggressive media.
Inspect seals and bearings regularly for continuous-duty applications.
Multiple stainless steel material options for different corrosive environments
High-efficiency hydraulic design for stable performance
Excellent resistance to clogging and abrasion
IP68 motor protection with thermal overload protection
Easy installation and low maintenance
Suitable for continuous industrial operation
OEM and custom voltage available
Global export experience for industrial wastewater projects
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
10000000-50000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Shanghai Weihu Pump Co., Ltd.
A large-scale modernized mainstay water supply and drainage facility enterprise in China that integrates research, development, trail-manufacture, testing, production and management. Weihu Pump is the first grade enterprise of Chinese Ministry of Agriculture. Its...
Shanghai Weihu Pump Co., Ltd.
A large-scale modernized mainstay water supply and drainage facility enterprise in China that integrates research, development, trail-manufacture, testing, production and management. Weihu Pump is the first grade enterprise of Chinese Ministry of Agriculture. Its...
