Product introduction of Mobile Stacked Screw Dewatering Machine
The stacked screw sludge dewatering system is an advanced mechanical dewatering solution that combines automatic control, flocculation conditioning, and continuous pressing.
Sludge enters the filtration chamber and is gradually compressed by a screw shaft with decreasing pitch. Pressure increases along the transport direction, allowing water to separate through fixed and movable ring gaps. A self-cleaning mechanism prevents clogging and ensures stable long-term operation.
The dewatered sludge cake is discharged automatically, while filtrate is collected for reuse or safe discharge.


Working principle
The mobile screw dewatering system operates through progressive compression and gravity separation.
- Sludge is fed into the flocculation tank for conditioning
- It enters the screw dewatering chamber through the inlet
- A rotating screw shaft pushes sludge forward continuously
- Pitch reduction increases internal pressure gradually
- Water is separated through gaps between fixed and movable rings
- Self-cleaning function prevents blockage during operation
- Dewatered sludge cake is discharged from the outlet automatically
This continuous process ensures stable operation and high solid-liquid separation efficiency.
Product Parameter Table
| Absolute dry sludge treatment capacity (kg/h) | 100 |
| Total power (kW) | 2.90 |
| Dosage of cleaning water (L/H) | 99 |
| External dimension (mm)L×W×H | 2771×2100×2029 |


Main Features
- Mobile stacked screw dewatering machine for flexible sludge treatment applications
- Fully automatic control cabinet enables unattended continuous operation
- Suitable for low and high concentration sludge starting from 2000 mg/L
- Multi-stage compression design improves dewatering efficiency significantly
- Self-cleaning ring structure prevents clogging and reduces maintenance
- Effective for oily sludge, organic sludge, and industrial wastewater sludge
- Compact design integrates flocculation, concentration, and dewatering
- Stainless steel structure ensures corrosion resistance and long service life
- Energy-efficient operation with low water consumption and stable performance
- Continuous sludge pressing system ensures consistent cake dryness
| Mobile Screw Dewatering Machine | Belt Filter Press |
|---|---|
| Fully automatic operation | Requires higher supervision |
| Anti clogging self-cleaning | Belt blockage risk |
| Compact mobile design | Large installation space |
| Handles low concentration sludge | Requires thickening system |
| Continuous operation | Intermittent process |


Application Scenarios
The mobile stacked screw sludge dewatering machine 100 kg/h is widely used in:
- Municipal wastewater treatment plants
- Food and beverage wastewater systems
- Slaughtering and livestock wastewater
- Printing and dyeing sludge treatment
- Petrochemical wastewater processing
- Paper mill sludge dewatering
- Leather industry wastewater treatment
- Pharmaceutical wastewater systems


Why Choose This System
- Handles both low and high concentration sludge efficiently
- Mobile design allows flexible installation and relocation
- Fully automatic operation reduces labor cost significantly
- Anti clogging structure ensures long-term stable performance
- Suitable for oily and high-viscosity sludge types
- Continuous operation improves overall treatment efficiency
- Compact integration reduces footprint and installation cost
FAQ
1.What is mobile stacked screw dewatering machine used for?
It is used for continuous sludge dewatering and solid liquid separation in wastewater treatment systems.
2.How does stacked screw sludge dewatering machine work?
It compresses sludge using a screw shaft with decreasing pitch to separate water and solids.
3.Can screw dewatering machine handle low concentration sludge?
Yes, it can treat sludge starting from 2000 mg/L without pre-thickening.
4.What industries use mobile screw dewatering system?
It is widely used in municipal, food, petrochemical, and printing wastewater treatment.
5.Why choose stacked screw dewatering machine for oily sludge?
Because its self-cleaning structure prevents clogging and handles oily sludge efficiently.
6.What is the capacity of mobile screw dewatering machine 100 kg/h?
It is designed for small to medium sludge treatment capacity up to 100 kg/h.


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