Three-drum Dryer

A three-drum dryer, also known as a three-cylinder dryer, is an improved version based on a single drum dryer with advanced German technology, mainly composed of three concentric circles, and is used to dry granular materials with certain moisture and particle size.

What is Three-Drum Dryer?

Three-Drum Dryer

Applications of Three-Drum Dryer

 

Three-Drum Dryer Application

How Three-Cylinder Dryer Works?

Working Principle of Three-Cylinder Dryer

Compared to traditional dryers, the three-drum rotary dryer offered by Zoneding has several structural benefits, including:

How to Choose a Suitable Dryer?

	Single Drum Dryer	Three Drum Dryer
Diameter of Outer Cylinder(m)	1.2-3.6	2.5-3.6
Length(m)	8.0-28.0	7.0-8.0
Volume(m3)	9.0-285.0	16.63-81.38
Capacity(T/H)	1.9-76.0	Yellow Sand: 25-70Slag: 20-65

Three-Drum Dryer VS Single-Drum Dryer

Three-Cylinder Dryer at Customer Site

General Specification

Item/Unit/Model	Φ2.5×7m	Φ2.7×7m	Φ3.0×7.0m	Φ3.2×7.0m	Φ3.6×8m
Diameter of outer cylinder(m)	2.5	2.7	3.0	3.2	3.6
Length of outer cylinder(m)	7	7	7.0	7.0	8
Cylinder volume( m³ )	16.63	16.63	52.678	52.678	81.38
Rotating speed of cylinder(rpm)	4-10	4-10	4 -10	4 -10	4 -10
Initial moisture of slag(%)	10-12	10-12	10-12	10-12	10-12
Final moisture of slag(%)	1	1	1	1	1
Initial moisture of yellow ground(%)	8-10	8-10	8-10	8-10	8-10
Final moisture of yellow ground (%)	0.5-1	0.5-1	0.5-1	0.5-1	0.5-1
Highest intake air temperature(℃)	700-750℃	700-750℃	700-750℃	700-750℃	700-750℃
Production capacity(T/h)	Yellow sand: 25-30 Slag: 20-25	Yellow sand: 30-35 Slag: 25-30	Yellow sand: 35-40 Slag: 30-35	Yellow sand: 45-50 Slag: 35-40	Yellow sand: 65-70 Slag: 60-65
Motor type	Y2-132m-4E	Y2-132m-4E	Y2-160m-4	Y2-160m-4	Y2-160m-4
Motor power(kw)	7.5×2	11×2	7.5×4	7.5×4	15×4
Reducer type	XWD7-23-11W	XWD7-23-11W	XWD6-23-7.5KW	XWD6-23-7.5KW	XWD8-23-15KW
Velocity ratio of reducer	29	29	29	29	29