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Jacketed Glass Reactor LJGR-B21

Jacketed Glass Reactor LJGR-B21

Jacketed Glass Reactor LJGR-B21 offers a jacketed volume of 6L, providing uniform and efficient heat or cooling transfer around the reaction vessel. It is equipped with high-quality borosilicate glass, ensuring superior chemical inertness and high thermal shock resistance. The unit includes a large condenser cooling surface, providing exceptional condensation performance. Our jacketed glass reactor features a zero dead space bottom valve design for avoiding cross-contamination in high-value batch processes.

Jacketed Glass Reactor LJGR-B21_Front View
Jacketed Glass Reactor LJGR-B21_Front View
Jacketed Glass Reactor LJGR-B20_Front View
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Glass Vessel Volume 10 L
Jacketed Volume 6 L
Flanged out of the oil circulation port Low feed high outlet
Reaction bottle cover Six port
Lifting Distance 450 mm
Stirring Diameter 12 mm
Temperature range -80 to -250 ℃
Vacuum Degree 0.098 MPa
Stirring Speed 0 to 800 rpm
Reactor Material High quality borosilicate 3.3glass
Frame Material 304 SUS and coated aluminum
Lifting Motor Power 90 W
Power Supply 220V or110V/50 to 60 Hz
Plate Size 325 mm × 410 mm
Dimension 520 mm × 520 mm ×2000 mm
Weight 68 kg
  • Adjustable Stirring Speed 

  •  Low‑Speed High‑Torque

  • Vacuum Reaction Compatibility

  • Efficient Condenser Cooling 

  •  Inclined PTFE Valve

Jacketed Glass Reactor LJGR-B21 is a specialized vessel used in laboratories and industries to conduct chemical reactions under controlled temperature conditions. It plays a key role in food, biotechnology, biofuel, environmental research, chemicals and process development.

Models of Jacketed Glass Reactor

Jacketed Glass Reactor supports controlled mixing with adjustable stirring speed, ensuring consistent reaction dynamics in varied experiments. They maintain thermal stability using a jacketed layer for fluid circulation without exposing the medium. Their borosilicate glass build withstands thermal stress and chemical exposure over time. These systems include a display panel for monitoring key parameters during operation. Our glass reactor is suited for synthesis, distillation, extraction, crystallization, and pharmaceutical development.

Jacketed Glass Reactor LJGR-B27

Jacketed Glass Reactor LJGR-B27

  • Glass Vessel volume : 100L
  • Receiving Bottle : 20000ml
  • Glass Vessel Flange : Φ285mm
  • OD of Glass vessel opening : Φ338mm
Jacketed Glass Reactor LJGR-A28

Jacketed Glass Reactor LJGR-A28

  • Glass Vessel Volume : 200 L Cylindrical
  • Receiving Bottle : 10 L
  • Glass Vessel Lid Diameter : Φ 340 mm
  • Jacketed Volume : 40000 ml
Jacketed Glass Reactor LJGR-A14

Jacketed Glass Reactor LJGR-A14

  • Glass Vessel Volume : 1 L Cylindrical
  • Glass Vessel Lid Diameter : Φ 150 mm
  • Jacketed Volume : 200 ml
  • Dropping Funnel : 250 ml
Jacketed Glass Reactor LJGR-A25
Jacketed Glass Reactor LJGR-A25
  • Glass Vessel Volume : 50 L Cylindrical
  • Glass Vessel Lid Diameter : Φ 265 mm
  • Jacketed Volume : 16000 ml
  • Dropping Funnel : 2000 ml
Jacketed Glass Reactor LJGR-B13
Jacketed Glass Reactor LJGR-B13
  • Glass Vessel Volume : 20 L Cylindrical
  • Dropping Funnel Volume : 2000 ml
  • Dropping Funnel Interface : 40/38
  • Glass Vessel Flange : Φ 215 mm
Jacketed Glass Reactor LJGR-A31

Jacketed Glass Reactor LJGR-A31

  • Glass Vessel Volume : 30 L Cylindrical
  • Glass Vessel Lid Diameter : Φ 265 mm
  • Jacketed Volume : 9000 ml
  • Dropping Funnel : 2000 ml
Jacketed Glass Reactor LJGR-A43

Jacketed Glass Reactor LJGR-A43

  • Glass Vessel Volume : 20 L Cylindrical
  • Glass Vessel Lid Diameter : Φ 265 mm
  • Jacketed Volume : 7000 ml
  • Dropping Funnel : 1000 ml
Jacketed Glass Reactor LJGR-B26

Jacketed Glass Reactor LJGR-B26

  • Glass Vessel volume : 100L
  • Receiving Bottle : 20000ml
  • Glass Vessel Flange : Φ285mm
  • OD of Glass vessel opening : Φ338mm

Jacketed Glass Reactor LJGR-B21 FAQ's
  • Labtron supplies advanced models of jacketed glass reactor LJGR-B21.Poor thermal efficiency often results from using low-performance heat transfer fluids or insufficient temperature differential between the jacket and reactor contents. To remedy this, switch to higher conductivity fluids (e.g. glycol or diathermic oils), ensure good jacket circulation and sufficient temperature gradient, or consider an insulated (double-jacketed) design to minimize losses. Proper insulation and optimized inlet/outlet flow improve responsiveness.

  • Mixing steam, water, and glycol in the same jacket risks cross-contamination and operational complexity. Industry practitioners often prefer separate circuits: one for heating (e.g., steam or oil), another for cooling (glycol/water). Shared use requires stringent flushing protocols, which are rarely reliable in high-frequency batch operations. Separate setups minimize downtime and contamination risk.

  • Yes. Adding glass baffles inside the vessel in jacketed glass reactor LJGR-B21 significantly reduces vortex formation during stirring, improving mixing and heat transfer uniformity- especially in tall or larger reactors. Baffles can also aid cleaning by enhancing solvent contact with interior surfaces.

  • Labtron supplies advanced models of jacketed glass reactor LJGR-B21.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, and always operate within manufacturer-specified pressure limits. Install relief valves or gas bubblers when inert gases are used.

  • Labtron supplies advanced models of jacketed glass reactor LJGR-B21.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.

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Jacketed Glass Reactor:
Jacketed Glass Reactor LJGR-B27, Jacketed Glass Reactor LJGR-A28, Jacketed Glass Reactor LJGR-A14, Jacketed Glass Reactor LJGR-A25, Jacketed Glass Reactor LJGR-B13, Jacketed Glass Reactor LJGR-A31, Jacketed Glass Reactor LJGR-A43, Jacketed Glass Reactor LJGR-B26, and more.

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Labtron Equipment Ltd., Quatro House, Lyon Way, Camberley, Surrey GU16 7ER United Kingdom

Email: info@labtron.com Whatsapp: +44 73 4441 2688 Phone: +44 2080 043608

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