High-Temperature Muffle Furnace

High-Temperature Muffle Furnace

High-temperature muffle furnace is a specialized type of furnace designed to provide controlled, uniform heating for a wide range of high-temperature applications, typically reaching temperatures of up to 1800°C (3272°F) or higher. The furnace features an insulated chamber, or muffle, that ensures the material being processed is heated indirectly, protecting it from direct contact with the combustion gases. These furnaces are widely used in industries such as materials testing, ceramics, metallurgy, and research labs, where precise temperature control and atmosphere conditions are critical. With excellent temperature stability and energy efficiency, high-temperature muffle furnaces are ideal for processes like annealing, sintering, calcining, and ashing, providing reliable and repeatable results in demanding thermal applications.

Technical Specifications

Technical Specifications
Max. temperature 1700℃ (<2hour)
Working temperature 1600℃
Standard Temperature controlling PID automatic control via SCR (Silicon Controlled Rectifier) power control with phase angle fired, current limiting resistor.
51 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 allows for operation without 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 @ 1700℃
±3℃ over 80mm @ 1600℃
Heating rate 0-15℃/min
Thermocouple B type (Pt-Rh to Pt-Rh) with 99.7% purity Alumina tube
Heating element MoSi2 heating elements for Muffle Furnace 1700 Type
Furnace Chamber Three layers of ceramic fiber insulation materials
First layer: 1800℃ ceramic fiber board.
Second layer: 1600℃ ceramic fiber board.
Third layer: 1260℃ ceramic fiber board.
Furnace structure Double 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 life time 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.
Certifications CE
Application Notes
Using Attentions Cooling rate of this Muffle Furnace 1700 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.
Refractory door block must be inserted before closing door.

Muffle Furnace 1700 Type Standard Size:

Type Max.
Temperatur(℃)
Furnace Chamber Size(mm)
(Width x Height x Depth)
Volume(L) Rated Power(kw)
BR-17M-1 1700 100x100x100 1 1.5
BR-17M-2 1700 120x120x130 2 3
BR-17M-3 1700 150x150x150 3 4
BR-17M-5 1700 150x150x200 5 5
BR-17M-8 1700 200x200x200 8 7
BR-17M-12 1700 200x200x300 12 8
BR-17M-27 1700 300x300x300 27 10
BR-17M-36 1700 300x300x400 36 12
BR-17M-64 1700 400x400x400 64 25
BR-17M-125 1700 500x500x500 125 35
BR-17M-216 1700 600x600x600 216 50
BR-17M-512 1700 800x800x800 512 90
BR-17M-729 1700 900x900x900 729 115
BR-17M-1000 1700 1000x1000x1000 1000 140

Note : Special size is customizable