English
Double drum sewage grinder, equipped with dual-shaft cutters and double screen drums, can be adapted to different open channels through various mounting frames. The channel sewage grinder can crush the suspended and floating garbage into 6 mm ~ 12 mm particles, allowing sewage to flow safely through pumps, pipes, valves, etc.
As a professional manufacturer since 2005, we specialize in providing robust solutions to eliminate clogging and protect downstream equipment.
Main Benefits of the Sewage Grinders
Compact, efficient design with custom frames
Dual-shafted and high-flow screening drums
Amphibious motor design for versatile use
Automatic coupling installation for easy maintenance
Optional PLC intelligent control system
Low investment and operating costs
Main Applications
Water inlet channel(well)
Sewage lift projects
Municipal sewage systems
Industrial / Commercial / Residential areas where tough solids need to be ground up
Product Description
Technical Data
Applications
Documents
DENOR Double Drum Sewage Grinder for Large Channel & Pump Station
The DENOR Double Drum Sewage Grinder is a high-torque, low-speed grinder specifically engineered for large open channel applications and high-flow municipal pump stations. As a professional manufacturer since 2005, we specialize in providing robust solutions to eliminate clogging and protect downstream equipment.
Double Drum Sewage Grinder Diagram













Materials of construction
| Motor | Customized, multiple power options |
| Reducer | Planet gear reducer |
| Rotating Drum Screen | Stainless steel |
| Cutters and Spacers | Heat-treated alloy steel |
| Shafts | Heat-treated alloy steel |
| Housings | Ductile cast iron ASTMA 536 |
| Mechanical Seals | Tungsten carbide faces |
| Channel Frame | Carbon steel or stainless steel (304, 316) |
Double drum channel type wastewater grinder models (Supports on-demand customization).
|
Model |
Flow (m³/h) |
Size(mm) |
Width |
Weight(kg) |
|||
|
A |
B |
C |
D |
||||
|
DNRF-S1100 |
1100 |
1820 |
936 |
718 |
360 |
396 |
670 |
|
DNRF-S1600 |
1600 |
2076 |
1156 |
938 |
360 |
696 |
740 |
|
DNRF-S2200 |
2200 |
2312 |
1393 |
1175 |
360 |
700 |
815 |
|
DNRF-S3000 |
3000 |
2100 |
1176 |
958 |
547 |
1240 |
1010 |
|
DNRF-S4000 |
4000 |
2592 |
1403 |
1185 |
547 |
1240 |
1620 |
|
DNRF-S5200 |
5200 |
2512 |
1712 |
1492 |
572 |
1300 |
2130 |
|
DNRF-S6700 |
6700 |
2910 |
2110 |
1900 |
572 |
1300 |
2700 |
Denor double drum channel type crushing grille suitable for large channels, double drum design, greater flow.
Water Inlet Channel(well)
Sewage grinders can pulverize suspended solids and floating debris in water channels into particles measuring 6mm to 12mm.
Sewage Lift Station Projects
Sewage grinders can be installed at integrated lift pump station to reduce the size of solid waste, protect pumps, and ensure efficient wastewater transport.
Municipal Sewage Systems
Sewage grinders are used in municipal sewage pipeline systems to reduce the volume of solid waste, prevent pipe blockages, and protect pumps and other equipment during wastewater treatment.
Industrial / Commercial / Residential Areas
Industrial, commercial, and residential areas all generate various types of solid waste. Sewage grinders can help manage this waste and maintain the smooth operation of the sewer system.
Documents
sewage grinder.pdf
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