Jacketed Glass Reactor LJGR-T2020

Introduction

Jacketed Glass Reactor features a glass vessel volume of 5L, improving surface-to-volume ratio and uniform temperature control for safer thermal management. The reactor provides -coated seals and shaft for reliable leak‑proof sealing under vacuum or pressure conditions. It offers a double-layer jacket design for circulating heating or cooling fluids uniformly around the vessel. The jacketed glass reactor includes a large-area coil or spiral condenser for high-efficiency reflux or solvent recovery.

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 enables precise temperature control of the reaction without direct contact between the jacket fluid and the reaction. It plays a key role in the chemical, pharmaceutical, biotechnology, biochemical research, materials science and polymer industries.

Specifications

Glass Vessel Volume	5 L
Jacketed Volume	0.8 L
Flanged out of the oil circulation port	Low feed high outlet
Reaction bottle cover	Five port
Lifting Distance	30 mm
Temperature range	-80 to -250 ℃
Vacuum Degree	0.098 Mpa
Stirring Speed	0 to 800 rpm
Reactor Material	High quality borosilicate 3.3 glass
Frame Material	304 and coated aluminum
Lifting Motor Power	90 W
Power Supply	220V or110V/50 to 60 Hz
Plate Size	325 mm × 410 mm
Dimension	350 mm × 410 mm ×1250 mm
Weight	38 kg

Features

High‑ Quality Borosilicate Glass

Wide Temperature Range

Stepless Electronic Speed Control

Wide Neck Lid

Large Condenser Surface

FAQs

1. 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.

2. 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.

3. In which industries are jacketed glass reactors most commonly used?

It supplies premium models like jacketed glass reactors . They are widely employed across industries such as pharmaceuticals, specialty and fine chemicals, biotechnology, food and cosmetics, and academic or environmental research labs. Applications include synthesis, crystallization, solvent recovery, extraction, polymerization, and scale-up protocols. Their precise temperature control, chemical resistance, and transparency make them ideal for high-purity and process-sensitive operations.

4. What advanced control features can modern systems integrate in ?

Modern jacketed glass reactors support advanced automation through integration with sensors (temperature RTDs, pressure, pH), analytic probes, dosing modules, and recipe-driven control platforms. These systems enable real-time process monitoring, precise dosing, closed-loop feedback control, emergency shutdown triggers, and extensive data logging-significantly enhancing reproducibility, safety, and process optimization.

5. What should be considered for maintenance and safety of jacketed glass reactors ?

It supplies advanced models of jacketed glass reactors . Operators should follow strict SOPs: inspect the glass and components for cracks before each run, calibrate sensors monthly, check seals and gaskets quarterly, and clean with compatible solvents to avoid scratches. Install and test safety relief valves and pressure sensors regularly, ensure proper grounding of all metal parts when handling conductive solvents, and provide comprehensive operator training on , spill response, and thermal shock prevention. Well-maintained ventilation, fume extraction, and documentation of all safety checks are essential.