Jacketed Glass Reactor LJGR-T2022

Introduction

Jacketed Glass Reactor features a temperature range of -60 to 200°C for accurate thermal control from moderate cooling to elevated heating. The unit provides a six-neck lid, enabling simultaneous mounting of accessories such as an overhead stirrer, temperature probe, and feed funnels. It delivers an efficient cooling condenser for rapid vapor condensation and high recovery efficiency during distillation or reflux processes. Our jacketed glass reactor offers accurate stirring speed control for precise mixing with electric stepless regulation.

This laboratory glass reactor is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Jacketed Glass Reactor are the essential equipment for mixing, reaction, distillation and filtration. It plays a key role in synthetic reaction, distillation and concentration of different types of materials, biopharmaceuticals, scientific research experiments and other industries.

Specifications

Glass Vessel Volume	20 L
Jacketed Volume	8 L
Flanged out of the oil circulation port	Low feed high outlet
Reaction bottle cover	Six port
Lifting Distance	30 mm
Temperature range	-60 to 200°C
Vacuum Degree	0.098 Mpa
Stirring Speed	0 to 600 rpm
Stirring Diameter	12 mm
Reactor Material	High quality borosilicate 3.3glass
Frame Material	304 and coated aluminum
Lifting Motor Power	120 W
Power Supply	220 V or110 V/50 to 60 Hz
Packing size	1480 mm × 660 mm × 810 mm
Dimension	560 mm × 560 mm ×2100 mm
Weight	80 kg

Features

Solvent-resistant

Adjustable Stirring Rate

Lockable Casters System

Inclined Glass Discharge Valve

Vacuum Meter Display

FAQs

1. Do glass baffles improve mixing efficiency in larger reactor systems like jacketed glass reactor ?

Yes. Adding glass baffles inside the vessel in jacketed glass reactor significantly reduces vortex formation during stirring, improving mixing and heat transfer uniformity — especially in tall or larger reactors (>20?L). Baffles can also aid cleaning by enhancing solvent contact with interior surfaces.

2. What safety steps are critical before using jacketed glass reactor under vacuum?

It supplies advanced models of jacketed glass reactor .Prior to operation, visually inspect all glass components and ground-joint fittings for chips, microcracks, or crazing. Ensure all joints are properly greased or sealed, and device grounding is complete if using conductive or flammable solvents. Avoid thermal shock by ramping temperatures gradually (no more than 50?K difference), and always operate within manufacturer-specified pressure limits. Install relief valves or gas bubblers when inert gases are used.

3. What maintenance frequency ensures optimal performance and longevity of jacketed glass reactor

It supplies advanced models of jacketed glass reactor .A quarterly inspection schedule is recommended, including checks of glass thickness, seal condition, and joint greasing. Clean the vessel immediately after use with non-abrasive solvents and rinse with ultrapure water. Consider full professional servicing annually or after prolonged usage periods exceeding one year to prevent leaks or mechanical wear. Adherence to detailed SOPs in cleaning, component replacement, and storage greatly extends reactor lifespan.

4. What is a jacketed glass reactor and how does it achieve precise temperature control?

jacketed glass reactor consists of a borosilicate glass reaction vessel enclosed by a temperature-controlled jacket through which a thermal fluid (such as water, oil, or glycol) circulates. Temperature sensors monitor both the jacket and reactor contents in real time, feeding -based control systems that rapidly adjust flow and temperature to maintain uniform internal conditions. This setup ensures tight thermal stability, minimizes hot spots, and offers optical clarity for direct reaction monitoring—critical for reproducible, temperature-sensitive syntheses.

5. Why choose double jacketed (vacuum insulated) design over single jacketed reactors?

Double-jacketed reactors add an external vacuum-insulated chamber that envelops the inner temperature-control jacket. This design dramatically reduces heat exchange with the environment, lowering energy consumption and preserving temperature stability—especially beneficial in cryogenic operations (down to –80?°C) or high-temperature runs. The vacuum layer also helps prevent condensation or ice build-up on the outer glass surface during prolonged low-temperature use.