Muffle Furnace 1800℃ Max.

CE Standard Electric Muffle Furnace 1800 ℃ Max.

BR-18HM Super high temperature muffle furnace 1800 is the CE certified muffle furnace which consists of super high-quality alumina fiber brick with ZrO2 liner and Super-1900 MoSi2 heating elements which can be used up to 1800℃. Temperature is controlled by high precision SCR (Silicon Controlled Rectifier) digital controller with accuracy +/-1℃ and 51 segments programmable. It is an ideal tool for materials annealing and sintering in your research laboratory.

Muffle Furnace 1800 type Features:

  • Max working temperature 1800℃;continuous working temperature 1750℃
  • Volume 1~36L
  • High-quality MoSi2 heating element imported from the USA
  • Ceramic fiber chamber imported from Japan, ultra-high temperature coating inside
  • 51 segments programmable and PID auto control
  • With over-temperature alarm function
  • Double layer of furnace shell with fan cooling, the Surface temperature is less than 60℃

Muffle furnace 1800c mosi2 heating elements:

muffle furnace 1800c mosi2 heating elements


Ⅰ. Technical Specifications

Max. temperature1800℃ (<2hour)
Working temperature1750℃
Standard Temperature controlling●  PID automatic control via SCR (Silicon Controlled Rectifier) power control with phase angle

fired, current limiting resistor.
●  30 programmable segments for precise control of heating rate, cooling rate, and dwell time.
●  Built-in PID Auto-Tune function with overheating & broken thermocouple broken protection.
●  Over-temperature protection and alarm allow for operation without an attendant.

pid auto control


Optional of Temperature controlling●  Software (Furnace can be operated by PC by installing a control software)
●  Touch screen temperature controller
Temperature accuracy±1℃
Temperature Uniformity±5℃ over 120mm @ 1800℃
±3℃ over 80mm @ 1700℃
Heating rate0-15℃ /min
ThermocoupleB type (Pt-Rh to Pt-Rh) with 99.7% purity Alumina tube
Heating elementSuper MoSi2 heating elements for muffle furnace 1800C
Muffle Furnace 1800 type ChamberThree layers of ceramic fiber insulation materials
●  First layer: 1900℃ ceramic fiber board.
●  Second layer: 1700℃ ceramic fiber board.
●  Third layer: 1260℃ ceramic fiber board.
Furnace structureDouble layer steel casing with dual cooling fan, surface temperature below 60℃
Furnace door●  Power cutting off when furnace door open
Warranty●  One year limited warranty with lifetime support. (Consumable parts such as heating elements and crucibles are not covered by the warranty, please order the replacement at related products)
●  ATTENTION: Any damages caused by the use of corrosive and acidic gases are not under the coverage of One Year Limited Warranty.

Ⅱ. Application Notes

Using Attentions●  The cooling rate of this muffle furnace 1800 type shall also not exceed 10℃ /min.
●  Toxic or explosive gases are not recommended for use with this 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.
●  A refractory door block must be inserted before closing door.


muffle furnaces

Muffle Furnace 1800C Standard Size:

Furnace Chamber Size(mm)
(Width x Height x Depth)
Volume(L)Rated Power(kw)
Note:Special size for muffle furnace 1800C is customizable.


See our other Muffle Furnace:




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