Slurry Drying Equipment
As industrialization accelerates, sludge and waste liquid volumes keep rising. SINOTHERMO has developed a family of dryers for these materials to help reduce emissions. For waste liquids and sludges of different moisture levels and forms, we apply different high-efficiency dryers — minimizing energy consumption while ensuring thorough drying.
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Waste Liquid Drying
For free-flowing liquids and pastes, continuous conduction dryers create a thin material film for rapid, uniform evaporation with minimal energy input.


CD Dryer
Continuous drying of liquids and pastes using indirectly heated rotating discs. A thin layer forms on both disc faces for rapid, uniform evaporation in a remarkably compact footprint.
- ✓Indirect conduction via hollow-disc heat-transfer surfaces
- ✓Footprint far smaller than a drum dryer of equal heating area
- ✓High energy efficiency with low heat loss
- ✓Laminated safety-glass hood for easy process monitoring

Vacuum Drum Scraper Dryer
A rotating heated drum picks up a thin film of material; heat conducts from the inside out to remove moisture, and an internal scraper turns the dried product into uniform flakes.
- ✓Even heat distribution — ideal for heat-sensitive materials
- ✓Gentle temperature control protects product quality
- ✓Compact, easy-to-maintain design
- ✓Cost-efficient flaking across a wide range of materials
Sludge Drying
For higher-solids sludges and heat-sensitive materials, vacuum conduction dryers with paddle or rake agitators maximize heating surface while working at low temperature.


Vacuum Paddle Dryer
Wedge-shaped hollow paddle agitators maximize the heating surface and keep material moving under vacuum at low temperature — well suited to flammable, solvent-based and heat-sensitive materials.
- ✓Large hollow-paddle heating surface for efficient heat transfer
- ✓Low-temperature vacuum operation protects sensitive product
- ✓Energy-saving with reduced operating cost
- ✓Simple, reliable operation and easy maintenance

Vacuum Rake Dryer
A large jacket-heated chamber with a rake agitator increases heating surface and keeps material moving. Operating under vacuum at low temperature, it excels with heat-sensitive and easily oxidized materials.
- ✓Rake agitation gives uniform heating throughout the batch
- ✓Gentle low-temperature vacuum drying optimizes energy use
- ✓Protects heat-sensitive, easily oxidized materials
- ✓Faster drying and higher operational efficiency
