LDZ Series Vacuum Drying Oven with Precision Temperature Control for Heat-Sensitive Substances
Engineered for rapid, damage-free processing, this vacuum drying oven maintains a controlled vacuum or inert gas environment to safely dry heat-sensitive, decomposable and oxidizable materials, with an intelligent digital temperature regulator for precise setting, display and control.
- modelLDZ Series
- brandLABEKS
- min. order1 pcs
- packageplywood case package
description
Widely utilized in biochemistry, chemical pharmaceutics, healthcare, agricultural research, and environmental protection, this vacuum drying oven supports powder drying, baking, and sterilization of diverse glass containers. It is particularly ideal for the rapid, efficient drying of heat-sensitive, decomposable, oxidizable, and complex-composition materials.
features
1. Equipped with an intelligent built-in temperature control algorithm to ensure precise temperature regulation across all operating ranges, plus multi-layer password protection to prevent accidental modification of internal parameters.
2. Boasts independent zone heating and a touchscreen-enabled multi-segment PID full-range program temperature control system, delivering accurate, reliable temperature management and uniform, stable heating performance.
3. Features adjustable door closure tightness with an integrally molded synthetic silicon door seal to maintain high vacuum levels inside the chamber.
4. Enables storage, heating, testing, and drying operations in oxygen-free or inert gas-filled environments to avoid material oxidation.
5. Includes a bulletproof tempered glass observation window for clear visibility of internal items during operation, with the capability to fill the chamber with inert gas.
6. Offers flexible heating mode selection, allowing users to choose between single-layer or double-layer heating configurations.
7. The controller supports two operational modes: fixed-value control and program control.
8. During fixed-value operation, users can set the heating rate and select from three timing modes: start timing, constant-temperature timing, and shutdown timing.
9. For program operation, users can call the corresponding program number to match specific test requirements.
10. Each program allows flexible configuration of temperature and duration for individual steps.
11. Provides real-time temperature curve recording, enabling intuitive visualization of the temperature rise process for users.
specifications
Model | LDZ24T | LDZ53T | LDZ91T | ||
|---|---|---|---|---|---|
Method | independent temperature limiter, 2partitions | ||||
Performance | Operating temperature range | RT+10-250℃ | |||
Ultimate vacuum | <133PA | ||||
Temperature resolution | 0.1℃ | ||||
Temperature fluctuation | ±1℃ | ||||
Heating time | from room temperature to the highest usetemperature ≤ 40 minutes | ||||
The uniformity of temperature control ofthe partition | ±0.5℃ | ||||
Composition | Interior | stainless steel | |||
Exterior | cold plate spraying | ||||
Thermal insulation material | aluminum silicate fiber | ||||
Heater | independent partition heating | ||||
Observation window | bulletproof tempered glass | ||||
Vacuum gauge | pointer type | ||||
Rated power | 0.6 kw | 1.0kw | 1.4kw | ||
Controller | Temperature control mode | 5.0-inch LCD touch screen, multi-segmentPID full-temperature program temperature control | |||
Temperature setting method | touch type | ||||
Temperature display method | liquid crystal display | ||||
Timer | 999 hours for fixed value operation; 999 hours/step for programme operation | ||||
Operation function | fixed value operation, timing operation,automatic stop, program operation | ||||
Program mode | 99 segments, 16 steps | ||||
Additional functions | deviation correction, power failurecompensation, real-time curve recording | ||||
Sensor | Pt100 | ||||
Safety device | self-diagnostic circuit, abnormaltemperature sensor, independent temperature limiter | ||||
Specifications | Internal dimensions (W * D * H)(MM) | 300*300*270 | 415*370*340 | 450*450*450 | |
External dimensions (W * D * H)(MM) | 517*495*660 | 632*566*736 | 667*646*841 | ||
Outer packaging size (W * D * H)(MM) | 679*609*767 | 794*679*842 | 829*759*947 | ||
Inner volume | 24 L | 53L | 91L | ||
Shelf load-bearing capacity | 15 kg | ||||
Number of clapboard layers | 2 layers | ||||
Space between partitions | 130 mm | 135mm | 175mm | ||
Suction port | φ10 mm | ||||
Exhaust port | φ10 mm | ||||
Power supply (50/60Hz) rated current | 220V 50Hz | ||||
Net weight/Gross weight | 40/52kg | 70/90kg | 90/115kg | ||
Configurations can be added | 485 interface, printer, vacuum pump,external communication, remote control, mobile phone control. | ||||
why choose us
Premium Quality with CE & ISO
We conduct 100% performance testing on every unit, ensuring its stable operation and superior performance in your application.
24/7 Expert Technical Support
Our senior engineers are on standby 24/7, ready to provide expert solutions at any time to minimize your operational downtime.
20+ Years R&D & Production
Our deep technical expertise is your solid guarantee for professional and reliable OEM/ODM services.
Trusted in 80+ Countries
Industry leaders and research institutions in over 80 countries and regions rely on our equipment for stable operation.
True Manufacturer, Factory-Direct Price
Bypass the middlemen to get our factory pricing and speak directly with our core engineers.
Rapid & Reliable Delivery
Our extensive in-stock inventory provides a solid guarantee for rapid and reliable global delivery.

Our Factory
20 Years
58 Experts
20000 m²
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