Products

Single Drum Dryer

Single drum dryers are extensively used in industries like building materials, metallurgy, environmental protection, mining, petrochemicals, and casting. They are ideal for drying high humidity and high viscosity materials such as coal slurry, lepidolite, and clay. To meet market demand, Tongding Company has developed a new rotary dryer—the single drum dryer. This versatile dryer can handle various materials, including poultry manure (cow and chicken manure, etc.), sawdust, wood flour, and different types of straw (barley, oats, wheat, rye, etc.), as well as other agricultural waste and biogas residue.

Advantages

Capacity :  31-181 t/d

Heat Source :Suitable for biomass, natural gas, diesel, coal, etc.

Our company offers tailored solutions to meet the unique requirements of each raw material, including production capacity, application specifications, cost control, degree of automation, and optimization of the drying process technology, as well as the working conditions at the site.

Our recommended product, the Single Drum Dryer, has a larger unit capacity and is highly efficient, saving energy while occupying less space. This dryer can save more than 50% energy compared to ordinary dryers, making it a cost-effective solution for maximizing energy savings and reducing drying costs.

 

Working Principle

Material flow :  The material with a moisture content of 75-85% is fed into a specialized dehydration machine. The screw conveyor removes water to about 65% before it is sent downstream for drying in the mixing drum dryer. The flights within the drum pick up the material, carrying it over and showering it through the air stream as the drum rotates. This promotes maximum heat transfer efficiency between the material and the drying air, resulting in rapid water vaporization and material drying under the hot air's rapid flow.

To prevent buildup near the wet material discharge, the rotary drum dryer allows the material to dry before it reaches the next set of flights. Furthermore, a drum cleaning device is installed within the drum to prevent any sticking issues with the material.

The hot air furnace increases the air pressure through an air blower, heating the air to 600-850℃. Once the temperature is reached, the hot air enters the dryer and dries the wet material, and evaporates the water through the inducing draft fan. Through a three-layer heat transfer process, the air temperature reduces to 55-65℃ before being discharged from the dryer. Finally, the dust and moisture are purified through the cyclone dust collector and wet dust collector.

Airflow :  The air is pressurized by the air blower and enters the hot air furnace for heating. When the temperature reaches 600-850℃, the hot air is introduced into the dryer to dry the wet material and evaporate the water with the help of the inducing draft fan. Through a three-layer heat transfer process, the air temperature gradually reduces to 55-65℃ before being discharged from the dryer. The dust and moisture are then purified through the cyclone dust collector and wet dust collector.

Applicable Materials

Widely used in industries like building materials, metallurgy, environmental protection, mining, petrochemicals, and casting. For drying poultry manure (cow dung, chicken manure, etc.), sawdust, wood flour, wood chips, and various types of straw (barley, oat, wheat, rye, etc.), as well as other agricultural wastes and biogas residue, etc.

动物粪便

Poultry Manure

木屑

Sawdust

农作物秸秆

Straw

高岭土

Ceramic Clay

矿泥

Slurry

锂云母

Lepidolite

媒泥

Coal Slurry

黏土

Clay

石膏

Gypsum

Parameter

Model capacity(t/d) evaporation capacity(t/h) motor power(kw) weight(ton) area(m²) raw material moisture(%) drying material moisture(%) Drying Temperature (℃)
TDOF31 31 0.7 40 17 5×14m 60±5% 12-15%(can be adjusted) 350±50℃
TDOF45 45 1 55 21.5 6×16m
TDOF87 87.5 2.15 95 26.5 8×16m
TDOF104 104 2.3 100 28.5 8×16m
TDOF122 122 2.7 125 37 10×16m
TDOF150 150 3.3 145 41 10×18m
TDOF181 181 4 165 45.5 10×20m

The main structure of the equipment

1-Wet-Materials-Hopper

1.Wet Materials Hopper

Store wet materials.
Special design of silo, enable no remaining material at four corners. Equip with belt feeder.

2-Wet-Material-Belt-Conveyor

2.Wet Material Belt Conveyor

Convey materials.
High temperature resistance. Moisture proofing. Rubbing resistance.

3-Combustion-Burner

3.Combustion Burner

Programmable logic controller, Ignition transformer, Servo motor, Wind pressure switch, ow pressure switch and magnetic valve.

4-Combustion-Chamber

4.Combustion Chamber

Provide heat to dryer. Internal by refractory brick laying.

5-Single-drum-dryer

5.Single drum dryer

Dry wet materials comprehensively.
High wear resistance. Widen running belt to increase the stability abd extent service life. Running belt excursion by applying our patented technology. Water tank under the frame, reducing the heat and resist skid.

6–Dust-Collector

6.Dust Collector

Collect dust more effectively.
Separation of impurities, such as the soil in the finished sand.

7-Dry-Material-Belt-Conveyor

7.Dry Material Belt Conveyor

Convey materials.
High temperature resistance. Moisture proofing. Rubbing resistance.

8-Vibrating-Screen

8.Vibrating Screen

Screen material to different sizes.
Install special motor(export-oriented motor) from Xinxiang motor factory.
Effectively screen out qualified materials.

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