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 | |
|---|---|
| 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. | |
| 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 |