| Category | Muffle Furnace |
| Model | High Temperature Muffle Furnace |
| Max Temperature | 1300°C (2372°F) |
| Working Temperature | 1200°C |
| Thermocouple Type | S (Platinum-10% Rhodium) |
| Thermocouple Details | 8mm diameter, Type S, Tolerance Class 2, 0 to +1550°C range, High purity alumina insulation, Platinum sheath |
| Heating Element | Silicon Carbide (SiC) |
| Element Details | Max temp: 1600°C, High power density, Brittle material, SiC heating elements |
| Chamber (MM) | 345 x 345 x 690 |
| Outer Body (MM) | 755.0 x 950.0 x 965.0 |
| Chamber Volume | 82.1 Litres |
| Volume (cu.ft) | 25.7 ft³ |
| Power Load | 17.85 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 213.1 kg |
| Chamber Shape | Square |
A muffle furnace designed to operate at the upper limits of muffle technology, typically 1200°C or higher. The working principle uses a high-grade ceramic muffle (often alumina) and silicon carbide heating elements capable of withstanding these temperatures while still providing a clean environment. Its purpose is for high-temperature ash testing, sintering of advanced powders, or heat treatment of materials where contamination from elements or insulation must be prevented. It is a premium tool for demanding laboratory applications.
This configuration is suitable when the sample load must fit a 345 x 345 x 690 MM chamber with usable chamber volume of 82.1 litre, approximate power load of 17.2 kW, square chamber profile. It is commonly selected for laboratory, QC, metallurgical, ceramic, pharmaceutical and industrial heat-treatment work requiring stable heating and repeatable process conditions. Typical use includes general laboratory and industrial heat-treatment applications requiring stable, repeatable temperature control.
Equivalent chamber references: 345 x 345 x 690 MM, 35 x 35 x 69 CM and 13 x 13 x 27 INCH. Buyers searching for 1300°C High Temperature Muffle Furnace 345 x 345 x 690 MM; High Temperature Muffle Furnace 1300°C 345 x 345 x 690 MM; High Temperature Muffle Furnace 345 x 345 x 690 MM 1300°C; 345 x 345 x 690 MM 1300°C High Temperature Muffle Furnace; 1300 Degree High Temperature Muffle Furnace 345 x 345 x 690 MM; High Temperature Muffle Furnace 1300 Degree 345 x 345 x 690 MM can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.
Trutherm manufactures 1300 Degree Celsius (°C) High Temperature Muffle Furnace 345 x 345 x 690 MM Chamber for buyers who search by exact machine type, chamber size and 1300°C temperature rating. This page is specific to the MM dimension version, so the chamber size is presented in the unit normally used in the buyer's drawing, tender or purchase request.
Uniform chamber heating and a simple door-loading design make a muffle furnace straightforward to standardise across multiple operators and shifts.
Where sample volume and process type vary week to week, a general-purpose muffle furnace avoids the cost of maintaining several process-specific furnace types.
As a general-purpose muffle furnace, this model covers a broader range of routine heating tasks than a process-specific ashing, tube or sintering furnace, making it the practical default when the lab runs mixed sample types rather than one dedicated process.