| Category | Muffle Furnace |
| Model | Retort Furnace |
| Max Temperature | 1400°C (2552°F) |
| Working Temperature | 1300°C |
| Thermocouple Type | B (Platinum-30% Rhodium) |
| Thermocouple Details | 8mm diameter, Type B, Tolerance Class 2, 200 to +1700°C range, High purity alumina insulation, Platinum-Rhodium alloy sheath |
| Heating Element | Silicon Carbide (SiC) |
| Element Details | Brittle material, SiC heating elements, Max temp: 1600°C, High power density |
| Chamber (MM) | 375 x 375 x 725 |
| Outer Body (MM) | 790.0 x 990.0 x 1000.0 |
| Chamber Volume | 102 Litres |
| Volume (cu.ft) | 28 ft³ |
| Power Load | 18.52 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 235.44 kg |
| Chamber Shape | Square |
This furnace incorporates a sealed retort—a vessel or chamber within the furnace—that holds the workload. Operating from 600°C, the retort can be filled with a controlled atmosphere (like endothermic gas for carburizing) independent of the combustion chamber. The working principle allows for processing in reactive atmospheres while the heating is done externally, protecting the furnace's heating elements from the atmosphere. Its purpose is for processes like carburizing, nitriding, sintering, and bright annealing where atmosphere composition is critical and must be contained.
Equivalent chamber references: 375 x 375 x 725 MM, 38 x 38 x 73 CM and 15 x 15 x 29 INCH. Buyers searching for 1400°C Retort Furnace 375 x 375 x 725 MM; Retort Furnace 1400°C 375 x 375 x 725 MM; Retort Furnace 375 x 375 x 725 MM 1400°C; 375 x 375 x 725 MM 1400°C Retort Furnace; 1400 Degree Retort Furnace 375 x 375 x 725 MM; Retort Furnace 1400 Degree 375 x 375 x 725 MM can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.
Trutherm manufactures 1400 Degree Celsius (°C) Retort Furnace 375 x 375 x 725 MM Chamber for buyers who search by exact machine type, chamber size and 1400°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.
This configuration is suitable when the sample load must fit a 375 x 375 x 725 MM chamber with usable chamber volume of 102 litre, approximate power load of 18.7 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.
Because muffle furnaces are used across ashing, drying, calcination and light heat-treatment, the chamber and controller are specified for flexibility rather than one narrow process window.
Routine QC and teaching labs value a muffle furnace precisely because one unit can cover several standard test methods without dedicated process-specific tooling.
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.