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Machines & equipment for sale

Carbolite 'HRF 7 /22' Muffle Furnace

Stock No
HRF 7/22
Internal Size (WxDxH mm)
220 x 200 x 495
Max Temp
Other Info
Bench top model
Our Central Warehouse, Aldridge, UK
Weight (kgs)
External Dimensions (WxDxH mm)
590 x 450 x 870


The 750 °C HRF air recirculation oven. 

Equipped with a powerful fan and horizontal air-guides this model is intended to provide rapid heating with high thermal transfer to the chamber contents and high uniformity within the chamber.

The design frequently form the base from which custom designed chambers with non-standard sizes or control configurations are made. HRF ovens are often supplied with modifications to enable heat treatment within AMS 2750E Nadcap compliant production environments.

Standard features

  • 750°C maximum operating temperature
  • 22, litre chamber volume
  • Wire elements located in both sides of the chamber
  • Stainless steel liner
  • Combination of low thermal mass and refractory board insulation.
  • Eurotherm 2204 controller, with ramp to set-point & process timer
  • C Max temp (°C) 750 
  • Volume (litres) 22 
  • Heat-up time (mins) 63 
  • Dimensions: Internal H x W x D (mm) 220 x 200 x 495 
  • Dimensions: External H x W x D (mm) 590 x 450 x 870 
  • Shelves fitted / accepted 1/3 
  • Shelf loading each / total (kg) 10 / 20 
  • Configuration Bench-top Max power (W) 3000 
  • Thermocouple type K

pdf icon Print / Download Carbolite 'HRF 7 /22' Muffle Furnace Datasheet

Additional files

Photographs taken prior refurbishment. Our refurbishment service is not available on all machines.