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Vacuum Microwave Dryer is designed for chemical powders, granules, crystals, and other heat-sensitive materials. Drying under vacuum lowers the required processing temperature, while microwave energy heats the material rapidly and uniformly, helping achieve efficient and consistent moisture removal.
The combination of vacuum and microwave technology helps reduce drying time and minimize thermal degradation. It can better maintain the physical and chemical properties of the material while improving drying efficiency, making it suitable for a wide range of chemical processing applications.
Our industrial vacuum microwave dryer provides a controlled drying solution for a wide range of chemical materials, including powders, granules, crystals, intermediates and other moisture-containing products. Under vacuum conditions, moisture can be removed at a lower boiling temperature, while microwave energy generates heat directly within the material, allowing rapid and more uniform drying. This process can shorten drying cycles, reduce prolonged thermal exposure and help maintain the stability and physical properties of temperature-sensitive materials. The system can be configured with different microwave power levels, chamber sizes, loading methods and control functions according to the material form, moisture removal requirement, temperature sensitivity and target processing capacity.
Drying Machine for Chemical Materials Configuration | |
Microwave Power | 4kw-500kw (depends on customer's materials) |
Controller | Intelligent PLC Control |
Video Monitoring | Fully automatic PLC touch screen control and LCD imaging display |
Touch screen | Including |
Chiller | Including |
Water vapor condensation | Including |
Recovery system | Including |
Vacuum pump | Including |
Temperature Adjustment Range | 20-80°C, adjustable |
The vacuum microwave drying equipment combines 2450 MHz industrial microwave technology with vacuum low-temperature drying for efficient and controlled moisture removal.
The integrated system includes a microwave heating chamber, vacuum system, cooling system, condensation recovery unit, intelligent control, temperature monitoring, and safety protection. Microwave power can be adjusted according to different materials and drying stages, providing flexible process control and stable operation.
By combining internal microwave heating with a low-pressure environment, the system enables efficient drying at lower temperatures and is suitable for the dehydration and processing of various materials.
Controlled Low-Temperature Processing
Vacuum operation enables moisture to evaporate at reduced temperatures, making the system suitable for temperature-sensitive chemical materials.
Rapid Internal Heating
Microwave energy penetrates the material and generates heat internally, enabling faster moisture removal and reducing overall processing time.
Reduced Thermal Exposure
Shorter drying cycles and lower operating temperatures help minimize prolonged heat exposure and potential thermal degradation of sensitive materials.
Consistent Drying Performance
Volumetric microwave heating helps achieve more even moisture removal throughout the material and reduces differences between the surface and interior.
Stable Final Product Properties
Controlled drying conditions help maintain the physical characteristics and stability of chemical powders, granules, crystals and other processed materials.
Effective Moisture Control
Vacuum and microwave technologies work together to enhance evaporation, allowing materials to reach the required final moisture level efficiently.
Flexible Parameter Adjustment
Microwave power, vacuum level, operating temperature and processing time can be independently adjusted to suit different chemical materials and drying requirements.
Application-Specific Configuration
Chamber dimensions, microwave power, loading capacity and system configuration can be tailored according to material characteristics, moisture content and required throughput.
No. | Model | Power | Dehydration Capacity | Sterilization Capacity |
1 | LDY-20PW | 20KW | 20kg/h | 192-240 kg/h |
2 | LDY-40PW | 40KW | 40kg/h | 396-495 kg/h |
3 | LDY-60PW | 60KW | 60kg/h | 600-750 kg/h |
4 | LDY-70PW | 70KW | 70kg/h | 696-870 kg/h |
5 | LDY-80PW | 80KW | 80kg/h | 804-1000 kg/h |
6 | LDY-100PW | 100KW | 100kg/h | 1000-1250 kg/h |
7 | LDY-150PW | 150KW | 150kg/h | 1500-1875 kg/h |
Microwave System
Microwave Generator Over-temperature Protection: A temperature switch on top cuts power automatically when overheating to prevent damage.
Cooling System
Industrial chiller with closed-loop constant-temperature water cooling precisely cools magnetrons and power modules, avoiding overheating and pipe scaling for stable microwave output.
Vacuum System
Two-stage water ring & Roots pump achieves fast evacuation and stable vacuum of -0.080~-0.099 MPa, with low power, low noise and steady pressure for low-temperature drying.
Control System and Monitoring System
PLC & touchscreen control with saved drying recipes, adjustable parameters, infrared temperature monitoring, data logging, plus camera and viewing window for real-time material observation.
This vacuum microwave dryer is developed for efficient and controlled drying of chemical powders, granules, crystals, chemical intermediates and other moisture-containing or heat-sensitive materials. By combining vacuum conditions with microwave heating, moisture can be removed rapidly at reduced temperatures, helping shorten the drying cycle and minimize prolonged thermal exposure. The system is suitable for chemical materials requiring controlled final moisture content, uniform drying and stable product properties, and can be adapted to different material forms and processing requirements.
Fine Chemical Industry (Main Application): Fine chemical powders, granules, crystals, chemical intermediates and other temperature-sensitive or moisture-containing chemical materials.
Chemical Raw Material Industry: Chemical compounds, additives, functional powders, crystalline materials and other raw materials requiring controlled drying and moisture removal.
New Materials Industry: Functional materials, specialty powders, advanced material intermediates and other materials requiring low-temperature and uniform drying conditions.
Agrochemical Industry: Fertilizer additives, agricultural chemical intermediates, water-soluble chemical materials and other suitable agrochemical products.
Specialty Chemical Industry: Pigments, dyes, catalysts, additives and other specialty chemical materials requiring controlled processing temperatures and final moisture levels.
Scientific Research & Laboratories: Suitable for universities, research institutes, chemical laboratories and R&D centers for material drying tests, process optimization, parameter development and pilot-scale trials.
Whole Machine Warranty: 12-month full machine warranty, effective upon successful machine commissioning.
Key Components Warranty: Microwave magnetrons carry a 10-month warranty. Free replacement spare parts are supplied for non-human-caused quality defects within the warranty period.
Lifelong Online Technical Support: Permanent online technical consultation covering drying processes, operation guidance and fault troubleshooting.
Remote Guidance: Video call support is available for equipment commissioning, routine maintenance and fault diagnosis.
On-site Service: Our engineers can be dispatched for on-site installation, commissioning or maintenance upon request. Buyer is responsible for engineers’ travel and lodging costs.
Spare Parts Supply: After warranty expiration, genuine spare parts can be supplied continuously at discounted prices to maintain stable machine operation.
The complete machine adopts export-grade packaging: non-fumigated solid wooden frame combined with waterproof plastic film.
The machine surface is wrapped in waterproof and dustproof film to guard against moisture and dust during ocean transportation.
Main unit, spare parts, toolbox and manuals are separately fastened inside the wooden frame to avoid collision and shaking in transit.
Small accessories are packed individually in cartons and secured, with packing lists attached.
This packaging is suitable for container sea freight, ideal for shipments to Argentina, Albania and other overseas countries, and meets FOB delivery requirements.
Parameters and prices differ greatly for various materials. Kindly send us details of your material, initial moisture, target moisture and hourly throughput, and we will prepare the optimal quotation.
