CE standard electric max 1800℃ muffle furnace

SUNSHINE 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.

1800℃ muffle furnace 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℃

Max 1800℃ muffle furnace mosi2 heating elements specifications

Technical Specifications

Max. temperature1800℃ (<2hour)
Working temperature1750℃
Standard Temperature controlling● PID automatic control via SCR (Silicon Controlled Rectifier) power control with phase anglefired, 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.
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.
Max 1800℃ muffle furnace mosi2 heating elements technical specifications


  • 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.

1800℃ muffle furnace standard size

Furnace Chamber Size(mm)
(Width x Height x Depth)
Volume(L)Rated Power(kw)
1800℃ muffle furnace standard size

Note:Special size for muffle furnace 1800C is customizable.

We can also make muffle furnace up to 1850℃, contact us for more details.