175t/H Food Waste Rotary Drying Machine | 200-700°C Temperature Range | 600-3500mm Diameter
Price:
51600-98200USD/Set
MOQ:
1 Set
Delivery Time:
20-28 days
Brand:
hengyang
Product Description
Food Waste Rotary Drying Machine Overview
Food waste contains high moisture content and organic materials, including various unsaturated fatty acids that are prone to decomposition and bacterial growth. After drying, food waste transforms into valuable organic fertilizer, reducing health risks and environmental pollution while creating economic benefits.
Organic Fertilizer Production Process
The complete process for converting food waste to organic fertilizer includes: separation and dehydration, crushing, drying, pelleting, cooling, and packaging. Food waste typically contains over 80% moisture content, which reduces to less than 60% after separation and dehydration. For uniform drying, the material is crushed and transported via air delivery system to the belt conveyor, then fed into the drying unit.
Food Waste Rotary Dryer Technical Specifications
| Parameter | Specifications |
|---|---|
| Capacity Range | 500 kg/h to 175 t/h |
| Diameter Range | 600 mm to 3500 mm |
| Length Range | 8000 mm to 65000 mm |
| Temperature Range | 200-700°C |
| Fuel Options | Coal, natural gas, heavy oil, etc. |
| Heating Methods | Direct or indirect heating |
| Material Construction | Carbon steel, stainless steel, etc. |
| Shell Thickness | 8 mm to 70 mm |
Industry-Leading Performance
Despite technological advancements, rotary dryers remain the workhorse of process industries. Their robust yet simple construction combines flexibility with reliability, handling diverse materials and operating continuously under demanding conditions. The design allows for high drying temperatures and accommodates wide variations in material size, moisture content, and throughput.
Operating Principles
The rotary dryer consists of a slightly inclined rotating cylinder with peripheral flights that lift, distribute, and transport material. These flights are customized for specific material handling characteristics, which may change during drying. The operational principle involves cascading wet material through a hot gas stream (co-current or counter-current), where the hot gas induces moisture evaporation. Heat transfer to the material and water vapor evaporation rapidly reduces gas temperature, resulting in low exhaust temperatures.
Dryer efficiency depends largely on the temperature differential between inlet and exhaust gases, while heat transfer rate is influenced by flight design and rotation speed. Drying time is critical as it governs the rate of water diffusion from the material's core to surface. For specialized applications, cruciform lifter configurations provide enhanced performance.
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Company
Zhengzhou Hengyang Industrial Co., Ltd
Location
500m West, Cross road of Rizhao and Industrial Road, Mazhai Industrial Zone, Zhengzhou City, China
Contact Person
Gary