Your Professional Grain Dryer Supplier!
Zhejiang Skysea Refrigeration & Electriacl Co., LTD. was established in 2010 and is a high-tech enterprise specializing in the research and application of heat pumps and agricultural and forestry machinery technology. Its products cover multiple fields such as grain drying and refrigeration, agricultural and sideline product drying, air conditioning, heating and cooling, ventilation, and hot water. Among them, grain dryers, heat pump dryers, and swimming pool heat pump products are widely praised in domestic and foreign markets.
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Grain Cooling EquipmentProduct Introduction grain cooling equipment are movable complete refrigeration equipment specially designed for cooling, dehumidifying, and humidifying/moisturizing grain during long-term storage in
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Barn Air ConditioningProduct Introduction A barn air conditioning system consists of major components, including a refrigeration compressor, condenser, evaporator, and expansion valve. The compressor compresses the
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Corn Ear DryerDrying box model:. 5hyg-20. 5hyg-30
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Heat Pump Static Mesh Seed DryerModel:. 5HJ-6. 5HJ-8
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Heat Pump Rice Seed DryerThe rice heat pump dryer can be operated by powering on. On average, drying a ton of rice only costs about 80 kWh, and the drying cost is more than 70% less than that of the fuel engine.
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Peanut DryerThe fruit and vegetable dryer produced by our company uses air source heat pump dehumidification and heating technology for drying. Different drying processes are selected according to different
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Wheat DryerMainly composed of compressors, fin evaporators, fin condensers, expansion valves, air chillers, hot air fans, dust removal filters and microcomputer control systems, is specially designed for grain
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Rice DryerDrying machine model:. 5HRG-1. 5HRG-2. 5HRG-3. 5HRG-5
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Sorghum Ear DryerSorghum Ear Dryer
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Rotary Grain DryerRotary Grain Dryer
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Rapeseed DryerRapeseed Dryer
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Corn DryerCorn Dryer
Why Choose Us
Professional Team
We currently have a total of 100 employees, including 15 senior technical and management personnel with extensive industry experience and professional expertise.
Custom Orders
We offer customized products and solutions tailored to customer needs, flexibly meeting order requirements for diverse application scenarios.
Patents
We have been granted numerous national invention and utility model patents. Our products have passed ministerial-level agricultural machinery promotion appraisals, demonstrating strong technical compliance and market application qualifications.
Technical Support
We provide comprehensive technical support services to businesses, ensuring they have professional expertise and support for marketing, promotion, and equipment installation.
Specification
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1. Number of sections, pcs. |
2 |
3 |
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2. Grain volume in the dryer, m3 |
3,07 |
4,28 |
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3. Productivity, t/h: |
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- Oats |
0,5 ... 0,8 |
0,8 ... 1,0 |
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- Buckwheat |
0,5 ... 0,8 |
0,8 ... 1,0 |
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- Pea |
1,5 ... 1,8 |
2,8 ... 2,2 |
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4. Product volume in one section, m3 |
1,21 |
1,21 |
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5. Grain humidity at the entrance to the dryer, max., % |
20 |
20 |
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6. Steam pressure, kPa |
400 |
400 |
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7. Steam consumption, kg/s |
0,025 |
0,038 |
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8. Air flow consumption, m3/h |
4 000 |
8 000 |
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9. Power of electric motor, kWt |
2,2 |
2,2 |
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10. Dimensions, mm |
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- Length |
2 130 |
2 130 |
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- Width |
2 300 |
2 300 |
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- Height |
3 860 |
4 710 |
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11. Weight, kg |
1 400 |
1 900 |
Benefits of Grain Dryer
Reducing the Time It Takes to Dry Grains
A grain dryer can reduce the time it takes to dry grains by up to 70%. This is because (As) a grain dryer can remove moisture from the grains quickly, which in turn reduces the risk of mold.
Increasing Efficiency
A grain dryer can also increase efficiency by removing excess moisture from the grains. This prevents waste and promoting cleanliness.
Reducing the Risk of Mold
Grain dryer can also reduce the risk of mold by quickly removing moisture from the grains. This prevents mold from growing and forming on the grains.
Promoting Cleanliness
Another benefit of using a grain dryer is that it promotes cleanliness. Because moisture is removed quickly from the grains, there is less chance for contamination to occur.
Low-temperature batch circulation dryers:
These dryers use temperatures below 70 degrees Celsius (158 degrees Fahrenheit) and a slow drying process involving grain circulation and tempering. It's ideal for wheat and rice, ensuring low grain breakage rates and preserving grain quality.
Continuous drying towers:
These dryers employ temperatures between 100-140 degrees Celsius (212-284 degrees Fahrenheit) and offer rapid drying. They are suitable for wheat, rice, and corn, making them a versatile option for farmers who grow multiple crops.

Components of Grain Dryer
Heat generator
This component contains an aeration system that generates hot air flow.
Desiccant body
This component holds the grain for drying and is where excess water evaporates.
Control panel
This component contains the control, regulation, and safety devices for the whole drying system.
Complementary equipment
This includes any tools designed to accumulate, clean, weigh, or handle the grain.
Basic Principles of Grain Dryer
Grain dryers work by moving air through the grain to remove moisture. Moisture diffuses inside the grain, moving to the surface where it evaporates. Heat and airflow are key; hot air absorbs moisture from the grain, which exits through exhaust systems. Operators must balance temperature and airflow rates to avoid overheating or underdrying. This ensures even drying and high-quality grains.
Applications of Grain Dryer

Agricultural Industry: Grain Drying
The agricultural industry is one of the largest beneficiaries of tower dryer technology, particularly for grain drying. After harvest, grains like corn, rice, wheat, and barley are often wet, with moisture levels that can lead to spoilage, mold growth, or loss of market value if not dried properly.
Food Processing Industry
The food processing industry depends on drying processes to preserve the nutritional value, taste, and appearance of food products. Tower dryers play a crucial role in drying a wide range of food items, including fruits, vegetables, spices, and meats. Drying is vital to preventing microbial growth, extending shelf life, and improving product stability during transportation.
Chemical Manufacturing
Chemical manufacturing is another area where tower dryers are used extensively. Many chemical processes require the drying of solid powders, granular materials, and other substances that have a high moisture content. These products must be dried to specific moisture levels to ensure product quality, prevent clumping, and improve handling and transport.
Paper and Pulp Industry
In the paper and pulp industry, drying is one of the most energy-intensive and time-consuming processes. After wood pulp is produced, it contains significant amounts of water that must be removed before it can be processed into paper products. Tower dryers are used to rapidly dry the paper pulp to a consistent level of moisture.
Biomass and Waste Processing
Tower dryers are increasingly being used in biomass and waste processing industries, where drying plays a crucial role in preparing raw materials for energy production or for reuse in other products like compost.
Textile and Fabric Industry
The textile and fabric industry is another sector where drying technology is critical. Fabrics, especially after dyeing and washing, are usually saturated with water. Tower dryers provide an efficient way to remove this moisture quickly, speeding up the manufacturing process and ensuring the fabric is ready for the next stages of production.

Operating a Grain Dryer
Loading the dryer
The grain must be loaded into the dryer. This process usually involves using a conveyor belt or an auger to move the grain into the drying chamber. It's crucial to ensure that the grain is spread evenly. Uneven loading can lead to inconsistent drying, which can affect the quality of the grain. Ensure the chamber isn't overloaded to prevent airflow issues, which is vital for effective drying.
Setting temperatures
Correct temperature settings are vital for the grain drying process. Different grains require different drying temperatures. Generally, the dryer has a control panel where temperatures can be set. Adjusting temperatures properly helps prevent damage to the grain.
Monitoring moisture levels
Monitoring moisture levels during drying is essential to ensure that the grain reaches the desired moisture content. This involves checking moisture readings regularly using moisture sensors or manual testing. Maintaining proper moisture levels prevents the grain from becoming too dry or staying too wet, which can lead to spoilage or reduced quality. Regular checks allow for adjustments to be made promptly.
Unloading the dryer
Once the grain reaches the correct moisture level, it is time to unload the dryer. This step reverses the loading process, usually using an auger or conveyor belt to move the dried grain to storage. Handling the dried grain carefully is important to avoid breakage and ensure it is stored in a dry place. Proper unloading techniques ensure the quality and longevity of the dried grain.
Our Services
Pre-Sale Service
Provide detailed introductions of our products, assist customers in selecting appropriate options, and recommend products that best meet their needs.
In-Sale Service
Deliver high-quality products with efficient shipping processes while keeping customers informed throughout all stages of production.
After-Sale Service
Ensure prompt responses to any inquiries or issues that may arise.
Packaging and Shipping
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Packaging |
Wooden box, PE film |
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Transportation methods |
Road transport, rail transport, sea transport, air transport |
Our Certificate


FAQ
As one of the leading grain dryer manufacturers and suppliers in China, we warmly welcome you to buy high-grade grain dryer for sale here from our factory. All our products are with high quality and competitive price.
Corn Ear Dryer, Rapeseed Dryer, Rice Dryer
