Controlled Atmosphere Top Hat Furnace 1700°C (OD12″ 21L)

PEA D300/17 is an atmosphere controlled top hat furnace, builds with dual steel housing, electrically driven bottom loading system with sealing chamber. 7″ temperature control panel, Powerful MoSi2 heating rods heat from four sides ensure an outstanding temperature uniformity, Tmax 1700°C. The top hat furnace is suitable for multiple heat treatments such as calcination, sintering and other processes on new materials, ceramics in labs and industrial.

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Product Overview

Top hat furnace also called elevator furnace or bell type furnace. Features stable electrically driven bottom loading system, easy for sample loading and unloading, all sides heating achieves an outstanding temperature uniformity, controlled atmosphere. Constructed dual steel housing, stability and low temperature leakage, round vertical chamber lined with 1850# high alumina ceramic fiber. Our laboratory standard top hat furnace covers Tmax 1750 degrees Celsius with capacities up to 96 liters, which is suitable for multiple heat treatments such as calcination, sintering and other processes on new materials, ceramics in labs and industrial. Programtherm supplies a variety of top hat furnaces, and programtherm top hat furnace makes your heat treatment more successful.

Main Features
  • Tmax 1700 °C (In air)
  • Bottom loading, elevator hearth, top hat furnace
  • Dual steel structure with fan cooling for low surface temperature
  • Sealed chamber structure, multiple gas inlets and outles
  • Auto lifting bottom, available for four sides loading
  • Bottom heating protected by multi-steps Alumina tiles which provide for a level stacking surface
  • Fiber-insulated Round chamber with MoSi2 rods heating from four sides, which ensures maximum temperature stability and uniformity
  • 7″ touchscreen controller with USB adaptor
  • Long life type B thermocouple
  • CE certified, standard
  • Built-in Ammeter and dual Voltmeters for easy monitoring and troubleshooting.
  • Overheat protection shuts down the top hat furnace if temperature is outside of acceptable range or when the thermocouple is broken or malfunctions
  • Power failure protection resumes furnace operation right after the point of failure when power is reestablished
  • Microprocessor based self-tuning PID control provides optimum thermal process with minimal overshoot
Product Gallery for the Top Hat Furnace

top hat furnace

Bottom Loading Details for Top Hat Furnace 1700°C


Top hat furnace chamber

Chamber Detail for Top Hat Furnace 1700°C

Vertical Round Furnace Chamber with Alumina Lining Board, MoSi2 rod Heating from All Sides


Technical Specifications
Model No.PEA D300/17
Chamber size (ODxH)300x300mm”
Capacity: 21 Liters
Power supply8KW
AC380-415V, 50/60Hz, three phases
Working temperatureTmax 1700°C (3092°F)
Continuously 1600°C (2912°F)
Temperature uniformity +/- 5C
Temperature controllerYudian PID controller
Auto-tune function
Programmable 30 segments
Temperature accuracy +/- 1°C
Heating rate≤10°C / min
Heating elementMoSi2 (U shape, 9pcs)
ThermocoupleB type
Chamber liningMitsubishi Raw Material high alumina 1850# fiber board
Electronic componentsSchneider maker air switch, AC contactor, SSR Relay etc.
Shipping infoWeight: 430 kgs
ComplianceCE, ISO
WarrantyOne-year limited warranty with lifetime support
Application Notes
  • However, toxic or explosive gasses are not recommended for use with top hat furnace without necessary safety controls and supervision.
  • Small cracks may appear on the surface of the refractory ceramics over extended use. This is a normal occurrence and the cracks may be repaired with alumina coating
Size Comparison
Item namePEA D100/17PEA D150/17PEA D200/17
Inner sizeOD100xH100mmOD150xH150mmOD200xH200mm
Capacity1 L2.5 L6 L
Power3 KW4 KW5 KW

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