Rotary Drum Dryer

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Rotary Drum Dryer

Series HZG

Weiying offers the HZG series rotary drum dryer to handle your various drying needs in industrial, agricultural, and multiple applications.

Applications

Drying material of large particles in the chemical, mining, metallurgy and other industries, including but not limited to blast furnace slag, coal, metal powder, phosphate fertilizer and ammonium sulfide;
Drying of powder and granules, such as: HP foaming agent, wine lees slag, light calcium carbonate, active white clay, magnetic powder, graphite, and pharmaceutical slag;
Drying of the materials that require low temperature drying and large batch continuous drying;

Features

The highly mechanized rotary drum dryer with a large production capacity;
This rotary drum dryer has been improved for energy-efficient applications with low resistance, particularly in the mineral and chemical industries;
Insensitive to changes in the particle size;
Stronger adaptability to a variety of materials and tolerance to operating faults;
The specific electricity consumption of the rotary drum dryer is relatively low;

Technical Data

Model	Direct heating (co-current flow)	Direct heating (co-current flow)	Direct heating (counter-current flow)	Direct heating (counter-current flow)	Indirect heating	Indirect heating
Type of material	Ore	HP blowing agent	BLAST furnace slag	Ammonium sulfate	Phosphate fertilizer	Coal
Amount to be treated (kg/h)	1000	466	15000	20000	12000	5000
Primary content of water (%)	30	13	6	1.5	5	6.5
Final content of water (%)	15	0.3	1	0.1	0.1	0.1
Average diameter (mm)	6.5	0.05	4.7	0.5-1.7	0.5	5
Bulk density of raw material (kg/m³)	770	800	1890	1100	1500	750
Amount of hot air (kg/h)	3900	5400	10750	9800	6500	16000
Temperature of air at inlet (℃)	600	165	500	180	650	570
Temperature of raw material (℃)		42	100	70	80	75
Heating way	Gas	Steam electric heating	Heavy oil	Coal hot air furnace	Heavy oil	Heavy oil
Loading coefficient		6.3	7	7.5	7.8	18
Rotating speed (rpm)	4	4	3.5	3	4	2
Gradient	0.04	0.005	0.03	0.05	0.05	0.043
Diameter of dryer	12	24	12	22	Interior drum 8 Interior drum 16	6 12
Amount of blade (m)	2.0	1.5	2	2.3	Exterior drum 2 Interior drum 0.84	Exterior drum 2.4 Interior drum 0.95
Length of dryer (m)	20	12	17	15	10	16
Drive power (kW)	22	7.5	15	11	11	15

Weiying is a company dedicated to providing custom engineered filtration and drying equipment for the pharmaceutical, chemical, fine chemical and food industries.