Stirred Reactors

Standard and custom Parr stirred laboratory reactors from 25 mL to 100 liters, featuring magnetic drive agitation, internal cooling coils, and automated PID cascade temperature control up to 5000 psi.

Available Instruments (11)

Parr · Orlab · Sylab · Elite
Series 4520 1 & 2 L General Purpose Bench Top Reactors
Parr Instrument Company

Series 4520 1 & 2 L General Purpose Bench Top Reactors

Home Reactors HP / HT Reactors Stirred Reactors Series 4520 1 & 2 L General Purpose Bench Top Reactors Series 4520 1 & 2 L General Purpose Bench Top Reactors Overview Available in 1 and 2 Liter…

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Series 4530 1 & 2 L General Purpose Floor Stand Reactors
Parr Instrument Company

Series 4530 1 & 2 L General Purpose Floor Stand Reactors

Orbit Technologies Page Home Reactors HP / HT Reactors Stirred Reactors Series 4530 1 & 2 L General Purpose Floor Stand Reactors Series 4530 1 & 2 L General Purpose Floor Stand Reactors Overview…

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Series 4540 600-1200 ml High Pressure Reactors
Parr Instrument Company

Series 4540 600-1200 ml High Pressure Reactors

Home Reactors HP / HT Reactors Stirred Reactors Series 4540 600-1200 ml High Pressure Reactors Series 4540 600-1200 ml High Pressure Reactors Overview This series of stirred reactors has been…

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Series 4550 1 & 2 Gallon General Purpose Reactor
Parr Instrument Company

Series 4550 1 & 2 Gallon General Purpose Reactor

Home Reactors HP / HT Reactors Stirred Reactors Series 4550 1 & 2 Gallon General Purpose Reactor Series 4550 1 & 2 Gallon General Purpose Reactor Overview These 4550 Reactors extend the size range of…

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Series 4555 10 & 20 L General Purpose Floor Stand Reactors
Parr Instrument Company

Series 4555 10 & 20 L General Purpose Floor Stand Reactors

Home Reactors HP / HT Reactors Stirred Reactors Series 4555 10 & 20 L General Purpose Floor Stand Reactors Series 4555 10 & 20 L General Purpose Floor Stand Reactors Overview The Model 4555 and 4557…

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Series 4560 100-600 ml Mini Reactor Systems
Parr Instrument Company

Series 4560 100-600 ml Mini Reactor Systems

Home Reactors HP / HT Reactors Stirred Reactors Series 4560 100-600 ml Mini Reactor Systems Series 4560 100-600 ml Mini Reactor Systems Overview These are the most popular of all Parr Stirred…

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Series 4570 250-1800 ml High Pressure-High Temperature Reactors
Parr Instrument Company

Series 4570 250-1800 ml High Pressure-High Temperature Reactors

Home Reactors HP / HT Reactors Stirred Reactors Series 4570 250-1800 ml High Pressure-High Temperature Reactors Series 4570 250-1800 ml High Pressure-High Temperature Reactors Overview Parr offers a…

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Series 4580 1& 1.5G HT Reactors
Parr Instrument Company

Series 4580 1& 1.5G HT Reactors

Home Reactors HP / HT Reactors Stirred Reactors Series 4580 1& 1.5G HT Reactors Series 4580 1& 1.5G HT Reactors Overview Parr offers a number of different reactors in the 4580 Series in a variety of…

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Series 4590 25-100ml mini Reactors
Parr Instrument Company

Series 4590 25-100ml mini Reactors

Orbit Technologies Page Home Reactors HP / HT Reactors Stirred Reactors Series 4590 25-100ml mini Reactors Series 4590 25-100ml mini Reactors Overview These are Parr’s smallest individual Stirred…

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Series 5500 25-600ml compact reactors
Parr Instrument Company

Series 5500 25-600ml compact reactors

All of the safety, convenience and reliability features which have been the hallmark of Parr pressure reaction equipment for more than 50 years have been incorporated into a new line of high…

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Series 8500 50&100 L Floor stand reactors
Parr Instrument Company

Series 8500 50&100 L Floor stand reactors

Home Reactors HP / HT Reactors Stirred Reactors Series 8500 50&100 L Floor stand reactors Series 8500 50&100 L Floor stand reactors Overview The 8500 Series of stirred reactors, with volumes of 50 L…

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Engineering Overview: High-Pressure Reactors & Autoclave Systems

High-pressure laboratory reactors and stirred autoclaves facilitate chemical syntheses, catalytic hydrogenations, hydrothermal crystal growth, and corrosion investigations under extreme temperature and pressure conditions. Manufactured by Parr Instrument Company and supplied exclusively by Orbit Technologies in India, these systems feature magnetic drive agitators that eliminate dynamic shaft seals, prevent vapor leaks, and provide hermetic containment up to 5000 psi (345 bar) and 500°C.

Measurement Principles & Technology

  • Hermetic Magnetic Agitation: High-torque rare-earth neodymium magnetic drives transmit rotary torque through a non-magnetic pressure barrier without stuffing boxes or mechanical seals.
  • ASME Code Construction: Heavy-wall pressure vessels designed and stamped in accordance with ASME Section VIII, Division 1 boiler and pressure vessel codes.
  • PID Cascade Control: Digital controllers manage both internal process temperature and external ceramic heater temperatures to prevent thermal overshoot during exothermic reactions.
  • Corrosion Resistant Metallurgy: Wetted components engineered from specialized alloys including Hastelloy C-276, Inconel 600, Monel 400, Nickel 200, and Grade 2 Titanium.

International Standards & Regulatory Compliance

ASME Section VIII, Div 1Compliance

Rules for Construction of Pressure Vessels

International safety standard governing design, manufacturing, and proof testing of autoclave vessels.

PED 2014/68/EUCompliance

Pressure Equipment Directive

European regulatory standard for high-pressure equipment containment and pressure relief safety.

ISO 9001Compliance

Quality Management Systems

Assuring design repeatability, material traceability, and mill test certificates (MTC).

CE / ATEX / IECExCompliance

Explosive Atmosphere Electrical Compliance

Motors and controllers rated for hazardous chemical and flammable gas environments.

Core Industrial Applications

Catalytic Hydrogenation & Synthesis

Screening heterogeneous catalysts, pharmaceutical active intermediate reduction, and polymer synthesis.

Hydrothermal & Solvothermal Synthesis

Advanced nanomaterial growth, zeolites, metal-organic frameworks (MOFs), and battery cathodes.

Petrochemicals & Bio-refining

Hydrocracking, bio-oil upgrading, transesterification, and supercritical CO2 extraction.

Corrosion & Material Testing

Sour gas (H2S / CO2) degradation, stress corrosion cracking (SCC), and nuclear water chemistry testing.

Laboratory Selection Checklist

Vessel Volume & Geometry: Ranging from 25 mL micro-reactors for precious catalyst screening to 100 L pilot-scale production autoclaves.
Wetted Material Selection: T316 Stainless Steel for standard solvents; Hastelloy C-276 for concentrated acids; Titanium for marine/chloride resistance.
Closure Mechanism: Split-ring closures with drop-in bolts allow quick tool-free opening; threaded closures suit compact benchtop vessels.

Why Laboratories Across India Partner with Orbit Technologies

Established in Hyderabad in 1995, Orbit Technologies manufactures and represents world-class scientific instruments. As Parr Instrument Company's exclusive partner and #1 Global Dealer for new orders, we provide full end-to-end support: from testing application guidance and custom engineering to factory-certified installation, NABL-traceable calibration, and lifetime spares.

Pan-India Support Network

14 Dedicated Sales & Service Branch Locations:

Hyderabad · Delhi · Mumbai · Kolkata · Chennai · Bangalore · Pune · Nagpur · Lucknow · Baroda · Bhubaneswar · Bilaspur · Raipur · Ranchi

Direct Sales Desk:+91 - 81438 85547

Common Technical Questions: Stirred Reactors

Key questions on testing standards, operating methods, maintenance, and calibration.

Standard mechanical seals rely on dynamic packing rings that wear out over time, leading to hazardous gas leaks, solvent vapor loss, and sample contamination under high pressures. Parr magnetic drives use static containment sleeves with permanent magnetic coupling, ensuring leak-free, zero-maintenance agitation even under 5000 psi of hydrogen.

Need Expert Selection Assistance for Your Laboratory?

Orbit Technologies supports laboratories across India from instrument selection and purchase through installation, commissioning, operator training, and preventative maintenance.