The explosion-proof vacuum drying oven is a specialized industrial equipment designed for high-risk environments. Under an absolutely safe protection system, it enables deep drying, heat treatment, and aging tests of sensitive materials, explosives, and high-value products. This equipment deeply integrates vacuum technology and explosion-proof technology, employing a fully enclosed reinforced structure, multiple explosion suppression designs, and an intrinsically safe electrical system to ensure complete isolation of oxygen and elimination of combustion and explosion conditions when drying volatile solvents, processing energetic materials, or performing powder curing. Its core value lies in reducing safety risks under extreme process conditions to near zero, while simultaneously ensuring that the physical and chemical properties of the processed items remain undamaged. It is primarily used in cutting-edge technological fields such as military industry, aerospace, petrochemicals, paints and coatings, biopharmaceuticals, nanomaterials, and electronic components, serving as a critical platform for precision drying, degassing, and stability testing. The explosion-proof vacuum drying oven is not only an evolution in industrial drying equipment but also a technological paradigm at the intersection of safety engineering, materials science, and precision manufacturing, providing indispensable protection for high-end manufacturing and cutting-edge research.
Safety Features:
① Comprehensive safety protection design, providing triple safety protection for personnel, samples, and equipment;
② Safety functions include: active protection, intelligent early warning, spark-free components, active deviation correction, and passive protection.
① Complies with the national GBT 3836.1-2021 explosion-proof standard, featuring a dual-core explosion-proof system combining flameproof and intrinsically safe technologies. Key components utilize a spark-free design to ensure active safety, completely mitigating risks at the energy source and creating a safe production environment;
② Equipped with cutting-edge explosion-proof technology, certified to the rigorous national IIB T1-T6 level. This advanced explosion-proof system can handle various complex and high-risk gas conditions, ensuring stable and safe operation in diverse hazardous gas environments;
③ Utilizes a microcomputer-integrated intelligent temperature control system with a built-in microcomputer chip that collects temperature change data in real time and dynamically adjusts PID parameters (such as response speed and overshoot suppression), ensuring temperature fluctuations are less than... ±1℃, offering advantages such as smaller temperature overshoot, faster stabilization time, and better temperature control accuracy compared to traditional PID control methods;
④ Built-in threshold warning matrix, standard with over-temperature alarm, over-temperature power-off, and power-on self-diagnosis safety functions, and intelligent functions such as free switching between Celsius/Fahrenheit and active deviation correction;
⑤ Maximum timing of 9999, with freely switchable timing units of minutes/hours; timing methods can be set to three modes: power-on timing, constant temperature timing, or continuous operation without timing;
⑥ Integrated design of the working chamber and explosion-proof vacuum pump (vertical type), eliminating cumbersome external connection pipelines and assembly steps, truly achieving a plug-and-play experience (standard with explosion-proof plug);
⑦ Adopts classic three-dimensional surrounding outer wall heating technology to create a uniform temperature field; the control panel has a user-friendly layout for intuitive and convenient operation;
⑧ The door seal uses a self-developed silicone rubber sealing ring with a circumferential convex line structure and a unique active vacuum breaking sealing technology, instantly forming an airflow channel during pressure release, greatly improving vacuum breaking efficiency and ensuring easy opening of the door after pressure release;
⑨ Features real-time fault code display and automatic temperature correction functions, facilitating quick troubleshooting and allowing users to eliminate potential operating risks at any time based on the fault codes displayed on the screen, making maintenance simple;
⑩ Our company provides a comprehensive after-sales service network covering most areas of the country, ensuring worry-free use for users (Note: excluding a very few remote towns);
⑪ Provides comprehensive free technical services including video, telephone, and online video tutorials, intuitively demonstrating equipment performance and operation methods, helping users quickly master operation methods and troubleshooting.
① Outer Shell Material: Made of selected high-quality cold-rolled steel plate (Q235), precisely formed by CNC machining. The surface is specially treated with phosphating and anti-static powder coating, creating a solid shell that is anti-static, corrosion-resistant, and scratch-resistant, ensuring lasting quality;
② Working Chamber: Made of thickened (3mm) 304 stainless steel, possessing excellent high-temperature stability and corrosion resistance, with a smooth surface that is easy to clean;
③ Observation Window: Equipped with a high-strength double-layer tempered glass observation window, providing clear visibility. Material changes during operation are clearly visible, ensuring safe and clear observation;
④ Circulation System: Utilizes a powerful explosion-proof turbine fan and a scientifically designed air duct to achieve high-speed circulation of hot air, ensuring excellent temperature uniformity inside the working chamber, preventing localized overheating, and significantly improving drying efficiency and processing consistency;
⑤ Equipped with multiple safety mechanisms such as over-temperature protection and overload protection, ensuring long-term stable operation of the equipment, suitable for high-frequency use in scientific research;
⑥ Equipped with a high-precision resistive silicon vacuum sensor, which is stable and reliable, responsive and fast, and intuitively and clearly displays the real-time vacuum degree, providing accurate data support and guarantee for precision processes;
⑦ Insulation Layer: The space between the outer shell and the working chamber is filled with 50mm thick high-purity ceramic fiber cotton (Al₂O₃), providing excellent thermal insulation, greatly reducing heat loss, ensuring constant temperature, and achieving high energy efficiency;
⑧ Door Seal: Can withstand thermal oxygen aging for a long time, maintaining elasticity and sealing integrity, effectively preventing heat loss and ensuring the stability of the working chamber temperature;
⑨ Heating Tube: Made of stainless steel and high-resistance electric heating alloy wire, with a thermal efficiency of over 95%, integrated molding and sealing treatment, good insulation, corrosion resistance, and oxidation resistance, suitable for high-temperature, humid, and corrosive industrial environments, with a long lifespan and stable performance;
⑩ Shelves: Standard configuration includes high-corrosion-resistant chrome-plated mesh shelves with surface hardening treatment, oxidation resistance, acid and alkali resistance, and stable load-bearing capacity; supports flexible customization of various materials and hole types such as stainless steel, alloy, and Teflon, perfectly matching demanding scenarios in pharmaceuticals, electronics, chemicals, and petroleum industries, providing accurate and reliable load-bearing solutions for high-end drying processes. ⑪ Some large-capacity products are equipped with high-performance, silent swivel casters, combining flexible movement with stable positioning. They are suitable for precision laboratories and high-end industrial environments, showcasing meticulous technology and user-friendly design.
① Color LCD Screen Controller: Equipped with a color screen and touch buttons, displaying parameters such as set temperature, operating temperature, constant temperature time, and fault information on a single screen; integrates a microprocessor intelligent temperature control system with dynamic PID parameter adjustment, offering fast response speed and temperature overshoot suppression;
② Multiple Timing Modes: 1. Timing units can be freely switched between minutes and hours; 2. Two timing modes: timing from power-on and timing after reaching constant temperature;
③ Upgraded sound and light alarm environmental scanning microcomputer chip with stable data processing capabilities;
④ Features include over-temperature alarm, over-temperature heating cut-off, timed shutdown, power-on recovery, parameter memory, temperature correction, and self-tuning;
⑤ Power Failure Recovery Function: After a sudden power outage and subsequent power restoration, the equipment can automatically resume operation according to the original settings;
⑥ Self-tuning: When the temperature control accuracy is affected by changes in ambient temperature, self-tuning can be performed to improve temperature accuracy;
Multiple modes can be freely switched: fixed value mode/timing mode/long-term mode.
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Model DEP- |
6020EX |
6030EX |
6050EX |
6090EX |
6160EX |
6210EX |
6250EX |
6500EX |
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Structure |
Benchtop/Vertical |
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Explosion-proof Rating |
IIB T1～T6 |
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Temperature Range |
RT+10～250℃ |
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Temperature Resolution |
0.1℃ |
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Temperature Fluctuation |
≤±1℃ |
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Temperature Uniformity |
±2%℃ |
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Controller |
LCD digital display |
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Controller Range |
-50～400℃ |
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Vacuum Pump |
Benchtop: Optional，Vertical: Standard |
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Ultimate Vacuum |
≤100Pa |
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Temperature Sensor |
PT100 Platinum RTD |
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Looping method |
Forced convection |
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Power Supply Voltage |
Benchtop: AC220V/50Hz Vertical: AC380V/50Hz |
380V/50Hz |
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Timer Range |
1～9999min |
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Operation Mode |
Constant/Timer Operation |
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Additional Features |
Over-temperature alarm, over-temperature power off, startup self-diagnosis, self-tuning |
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Interior Dimensions (mm)(Benchtop) |
300x300x275 |
320x320x 300 |
410x370x345 |
450x450x450 |
500x500*600 |
560x600x640 |
600x600x700 |
630x810x845 |
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External Dimensions (mm)(Benchtop) |
480x500x750 |
500x520x 780 |
550x570x820 |
600x650x950 |
650x700x1100 |
720x800x1150 |
760x800x1200 |
790x1010x1350 |
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External Dimensions (mm)(Vertical) |
480*500*1200 |
500x520x1230 |
550x570x1270 |
600x650x1400 |
650x700*1500 |
720x800x1600 |
760x800x1650 |
930x950x 1860 |
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Volume |
25L |
31L |
52L |
91L |
150L |
215L |
252L |
431L |
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Standard Shelves |
1 |
2 |
3 |
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Power (kW) |
0.5/0.9 |
0.8/1.2 |
1.2/1.6 |
2/2.4 |
2.4/3.05 |
3/3.55 |
4/4.55 |
6/7.2 |
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No. |
Name |
Parameters |
Reference Photo |
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1 |
Explosion-Proof 7-inch Touchscreen Controller | ① Program: 100 groups, 100 segments per group ② Each segment includes: temperature, timer (0-9999 min/h) ③ Three levels of access: Administrator, Engineer, Operator ④ Scheduled start ⑤ English/Chinese language switching |
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|
2 |
Explosion-Proof 5-inch Touchscreen Controller | ① Program: 100 groups, 100 segments per group ② Each segment includes: temperature, timer (0-9999 min/h) ③ Three levels of access: Administrator, Engineer, Operator ④ Scheduled start ⑤ English/Chinese language switching |
 |
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3 |
30-segment Program Controller | ① 30-segment program control for heating/cooling ② Timer range per segment: 0~9999 min/h ③ Timing mode: Count-up / Count-down ④ PT100 platinum resistance sensor ⑤ Screen lock ⑥ °C / °F switchable |
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4 |
Independent Over-Temperature Limiter | ① Secondary protection against temperature overshoot and runaway ② Safeguards equipment, samples, and personnel in case of main controller failure or malfunction |
 |
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5 |
Inert Gas Inlet Valve | ① Introduce inert gas ② Stainless steel ball valve with manual flow adjustment |
 |
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6 |
Gas Flow Meter | ① 0～10 L/min ② 0～30 L/min |
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7 |
USB Interface | ① Exporting operational data |  |
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8 |
RS485 Interface |
① Connect to a computer to monitor and record operating data. |
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7 |
Oil Mist Filter | ① Material: Stainless steel |  |
Products provided by famous enterprises are deeply trusted by users.
Shanghai Dengsheng Instrument Manufacturing Co., Ltd. is a high-tech enterprise integrating R&D, production, sales, and service. We specialize in the manufacture of high-end laboratory equipment, including ovens, incubators, industrial furnaces, and environmental test chambers.
As Explosion-Proof Vacuum Drying Oven Suppliers and Explosion-Proof Drying Oven Manufacturers in China, We boast an 8,000-square-meter modern production facility, a dedicated R&D team, 23 national patents, and ISO-9001 quality management system certification. Our solutions are widely used in cutting-edge fields such as aerospace, semiconductors, biomedicine, automotive, and new materials. We have established in-depth partnerships with top universities and industry leaders, supply Custom Explosion-Proof Vacuum Drying Oven, our products are exported to many countries and regions around the world.
Adhering to the principles of "Integrity, Innovation, and Win-Win," we are committed to becoming your trusted partner with reliable quality and dedicated service.
We welcome inquiries and cooperation from both new and existing customers, providing professional equipment solutions.
2025/11/27
2025/11/12
2025/11/12
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