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ECS-KM High-Pressure Batch Reactor (Max. 35 MPa, 550°C) with Mechanical Shaft Stirring, EKMHPBRMSS

ECS-KM High-Pressure Batch Reactor (Max. 35 MPa, 550°C) with Mechanical Shaft Stirring, EKMHPBRMSS

In Stock SKU: EKMHPBRMSS25S
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A Batch Reactor (High Pressure, High Temperature) with mechanical shaft stirring is a cornerstone of laboratory synthesis for advanced materials, specifically for hydrothermal and solvothermal processes. The lab-scale designation (typically 25 mL to 500 mL) is ideal for R&D where precursor materials are expensive or only available in small batches.

Unlike a standard beaker, these reactors are designed to withstand extreme internal pressures generated by vaporizing solvents (water, ethanol, or specialty organics). (1) Pressure Vessel: Usually forged from Grade 316 Stainless Steel or Hastelloy C-276 for superior corrosion resistance. (2) Liners: To prevent contamination and protect the steel from acidic or basic precursors, a PTFE (Teflon) liner (up to 230 °C) or a PPL (Polyphenylene) liner (up to 280 °C) is used. (3) Sealing: Uses a precision-machined "tongue and groove" or a metal-to-metal gasket seal, often reinforced with a high-torque bolt-down lid.

In liquid-phase synthesis, the reaction rate is often limited by mass transfer. (1) Coupling: A mechanical shaft drive system in the reactor to spin a "flea" (stir bar) or a turbine impeller inside the sealed vessel. (2) Slurry Suspension: For ceramic precursors, high-speed stirring (up to 1500 RPM) ensures that the solid particles stay suspended, preventing them from settling at the bottom and causing non-uniform crystalline growth.

Part Number
  • EKMHPBRMSS (EKM-HPBRMSS)
Power
  • AC220V±10%, single phase, 50/60Hz, 1000 W 
  • A 1500 W converter can be used for AC110V condition
Key Features for Batch Reactor
  • HMI touch screen for parameter setting and display, 30 programmable segments and equipped with pressure/temperature thermocouple, RS485 communication port for computer connection. 
  • Batch Reactor Material: SS316L or Hastelloy C-276 (other material options, such as Ti alloy TA2, Zirconium 702, can be supplied upon request)
  • Reactor Volume Options: 25-1000 mL, such as 25, 50, 100, 300, 500, 1000 mL can be selected.
  • Operation Temperature: Standard version≤ 300 °C, adjustable, over-temperature alarm. A higher temperature up to 550 °C can be customized, such as 350, 400, 450 ,500, and 550 °C, which needs water cooling function.  
  • High Pressure (standard version): 20 MPa for 25-100 mL and 10 MPa for 300-1000 mL. A higher pressure up to 35 MPa can be supplied upon request
  • High-quality Swagelok valves for gas inlet/outlet. 
Stirring Blade Types
  • Mechanical Stirring, 100 W, 100-1200 rpm, clockwise/anticlockwise rotation 
  • Couple Torque: 25/50/100 mL: 40N.cm, 300/500/1000 mL: 60 N.cm
  • Stirring Blade: the standard version is propelled paddle type, which is suitable for 200-1500 rpm and low viscosity fluid (<200cps). The other options of turbo type (≥100mL, 200-1500 rpm, medium viscosity fluid <1000cps) and anchor type (>50mL, 50-500 rpm, high viscosity fluid of 5000-50000cps). 

           Paddle Type                  Turbo Type                    Anchor Type

                                        

Certification
  • CE certified
  • UL and CSA certification is available upon request at extra cost
Warranty
  • One year warranty and life-time technical support
Dimension
  • L480*W360*H730 mm (25-100 mL version)
  • L480*W360*H740 mm (300 mL version)
  • L480*W360*H810 mm (500/1000 mL version)
Weight
  • ~25-30 kg

 

References:

N. Gemo, et al., Mass transfer and kinetics of H2O2 direct synthesis in a batch slurry reactor, Chemical Engineering Journal, 2012, 207, 539-551

S. Yu, et al., Decoupled temperature and pressure hydrothermal synthesis of carbon sub-micron spheres from cellulose, Nature Communications, 2022, 13, 3616.

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