Liyi High Temperature Vacuum Drying Oven with Vacuum Pump
Liyi industrial vacuum ovens are designed for drying and heating tests in vacuum conditions, serving scientific research facilities, universities, industrial laboratories, and production environments. These ovens are widely utilized in biochemical, chemical, pharmaceutical, healthcare, agricultural research, environmental protection, and various research applications for powder drying, baking, and sterilization of glass containers. They are particularly effective for rapid, efficient drying of heat-sensitive, oxidation-prone materials and complex component mixtures.
Key Advantages
- Reduces drying temperature requirements
- Prevents oxidation of sensitive materials during heating
- Protects biological cells from air damage during heating processes
- Eliminates dust contamination risks
Technical Specifications
| Parameter | LY-608-30 | LY-608-40 | LY-608-60 | LY-608-X (Custom) |
|---|
| Inner Chamber Size W×H×D (cm) | 30×30×30 | 40×40×40 | 60×60×60 | Custom specifications based on sample requirements |
| Exterior Chamber Size W×H×D (cm) | 61×47×47 | 71×57×57 | 96×80×80 | - |
| Temperature Range | RT~200℃ (300℃/400℃ options) | RT~200℃ (300℃/400℃ options) | RT~200℃ (300℃/400℃ options) | - |
| Vacuum Degree | Atmospheric pressure~100Pa | Atmospheric pressure~100Pa | Atmospheric pressure~100Pa | - |
| Temperature Fluctuation | ±0.5℃ | ±0.5℃ | ±0.5℃ | - |
| Temperature Uniformity | ±5℃ | ±5℃ | ±5℃ | - |
| Control Accuracy | 0.1℃ | 0.1℃ | 0.1℃ | - |
| Heating Time (RT~200℃) | <80min (No linear, empty load) | <80min (No linear, empty load) | <80min (No linear, empty load) | - |
| Exterior Material | Cold-rolled steel plate + Powder coating | Cold-rolled steel plate + Powder coating | Cold-rolled steel plate + Powder coating | - |
| Interior Material | SUS#304 Stainless Steel | SUS#304 Stainless Steel | SUS#304 Stainless Steel | - |
| Insulation | PU & Fiberglass Wool | PU & Fiberglass Wool | PU & Fiberglass Wool | - |
| Air Circulation | Cooling Fan | Cooling Fan | Cooling Fan | - |
| Heating System | SUS Stainless Steel High-speed Heater | SUS Stainless Steel High-speed Heater | SUS Stainless Steel High-speed Heater | - |
| Vacuum System | Equipped with Vacuum Pump | Equipped with Vacuum Pump | Equipped with Vacuum Pump | - |
| Control Mode | Microcomputer PID + S.S.R + Timer | Microcomputer PID + S.S.R + Timer | Microcomputer PID + S.S.R + Timer | - |
| Power Supply | AC 3 phase 220/380V 60/50Hz | AC 3 phase 220/380V 60/50Hz | AC 3 phase 220/380V 60/50Hz | - |
Product Images

Manufacturer Profile
Dongguan Liyi Environmental Technology Co., Ltd is a high-technology production-oriented enterprise specializing in the development, manufacturing, and marketing of environmental testing equipment. Our company employs advanced technology, experienced technical management personnel, and efficient professional service staff, supported by fine quality management and comprehensive after-sales service systems.
We primarily produce simulated environmental testers, plastic and rubber testers, and various materials testing equipment for diverse industries. Our production base is located in Dongguan, Guangdong province, China - the nation's manufacturing center. To better serve our customers with reduced costs and faster delivery, we established an office in Kunshan, Jiangsu province in 2005 for Eastern China marketing and service operations.
Liyi serves customers across more than 150 countries and regions worldwide. We are committed to collaborating with dealers in different countries and regions to provide superior service. Our mission is to help every customer establish testing laboratories that ensure product quality.
Our company continues to develop, innovate, and maintain integrity. By combining international testing standards with specific customer requirements, we aim to set new benchmarks in the Chinese testing industry.

Frequently Asked Questions
Are you a manufacturer? Do you offer after-sales service? How can I request service? What is the warranty policy?
Yes, we are one of China's professional and largest manufacturers of Environmental Chambers, Industrial Ovens, Universal Tensile Testers, UV Aging Test Chambers, Industrial Muffle Furnaces, Paper Packing Testers, Plastic Rubber Testers, Adhesive Testers, and other testing equipment. Every machine purchased from our factory includes a 12-month warranty after shipment. Considering sea transportation requirements, we can extend this by 2 additional months for our international customers.
If your machine experiences issues, you can contact us via email or phone. We will diligently troubleshoot the problem through communication or video consultation when necessary. Once the issue is identified, solutions are provided within 24 to 48 hours.
What are your delivery terms?
For standard machines, we maintain warehouse stock for immediate availability. If stock is unavailable, standard delivery time is 15-20 working days after deposit receipt. For urgent requirements, we can arrange expedited production schedules.
Do you accept customization services? Can I have my logo on the machine?
Yes, we offer both standard and customized machines tailored to your specific requirements. We provide OEM and ODM services, including custom branding with your logo on the equipment.
How do I install and use the machine?
Upon ordering testing machines from us, we provide English-language operation videos via email. Most machines are shipped as complete, pre-assembled units requiring only power connection for immediate operation. When necessary, we can provide on-site installation assistance.
