Pharma Carbolite Chamber furnaces -1800c


CWF 11/5

Max temp (°C) 1100
Max continuous operating temp (°C) 1000
Volume (litres) 5

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Heat-up time (mins) 47
Internal H x W x D (mm)
135 x 140 x 250
External H x W x D (mm)
585 x 375 x 485
External with door open H x W x D (mm)
800 x 375 x 485
Temperature uniformity of ± 5°C within H x W x D (mm) 85 x 90 x 110
Max power (W) 2400
Holding power (W) 790
Thermocouple type R
Weight (kg) 30

CWF 11/13

Max temp (°C) 1100
Max continuous operating temp (°C) 1000
Volume (litres) 13


  • 1100°C, 1200°C or 1300°C maximum operating temperature
  • 5, 13, 23, 36 or 65 litre chamber volumes
  • Carbolite Gero 301 controller, with single ramp to set-point & process timer (CWF & CWF-B)
  • 3216CC controller, with single ramp to set-point & process timer (CWF-BAL)
  • Vertical lift door keeps heated surface away from the user
  • Soft closing door on 5, 13, 21 & 23 litre models
  • Delayed start / process timer function as standard
  • Hard wearing alumina element carrier, furnace entrance and hearth
  • Energy efficient low thermal mass insulation
  • Free radiating wire wound elements for optimum uniformity
  • Easy access to elements & controls simplifies maintenance & servicing
  • CWF-B: Enhanced airflow from tall chimney & door vents for full combustion
  • CWF-BAL: With integrated balance that runs independently of the furnace control system
  • CWF-BAL: Software supplied with the balance may be used to monitor the balance reading via a computer
  • CWF-BAL: Maximum capacity of balance is 3 kg with a resolution of 0.01 g (other capacities available)


  • A range of sophisticated digital controllers, multisegment programmers and data loggers with digital communication options is available – more information about controllers
  • Over-temperature protection (recommended to protect valuable contents & for unattended operation)
  • A range of metallic retorts to work with modified atmospheres up to 1150°C
  • Bespoke specifications are available for AMS2750F (Nadcap) compliant applications
  • CWF-BAL: 8 kg balance with a resolution of 0.1 g


Airflow in CWF-B

  1. Air inlets through the door plug
  2. Airflow through the chamber promotes burning of the samples
  3. Chimney pulls air through the chamber

for ore details visit Laboratory Chamber Furnace CWF – Carbolite Gero (carbolite-gero.com)