| Category | Muffle Furnace |
| Model | Hardening Furnace |
| Max Temperature | 1100°C (2012°F) |
| Working Temperature | 1000°C |
| Thermocouple Type | N (Nicrosil-Nisil) |
| Thermocouple Details | Tolerance Class 2, 0 to +1200°C range, MgO insulated mineral, Inconel 601 sheath, 6mm diameter, Type N |
| Heating Element | Kanthal A1 (FeCrAl) |
| Element Details | Max temp: 1425°C, Superior cyclic performance, FeCrAl alloy with rare earth elements |
| Chamber (MM) | 740 x 370 x 370 |
| Outer Body (MM) | 1155.0 x 980.0 x 645.0 |
| Chamber Volume | 101.3 Litres |
| Volume (cu.ft) | 27 ft³ |
| Power Load | 18.04 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 232.67 kg |
| Chamber Shape | Rectangular - wide |
This furnace is specifically for hardening ferrous metals, particularly steel, by heating them to a critical temperature (typically 850°C for many steels) and then rapidly quenching in oil, water, or polymer. The working principle involves a chamber that heats the parts uniformly to the austenitizing temperature, followed by a quick transfer to a quench tank. Its purpose is to increase the hardness and wear resistance of components like tools, gears, and bearings. It is a fundamental piece of equipment in heat treatment shops and manufacturing plants.
This configuration is suitable when the sample load must fit a 740 x 370 x 370 MM chamber with usable chamber volume of 101.3 litre, approximate power load of 18.7 kW, rectangular - wide 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: 740 x 370 x 370 MM, 74 x 37 x 37 CM and 29 x 14 x 14 INCH. Buyers searching for 1100°C Hardening Furnace 740 x 370 x 370 MM; Hardening Furnace 1100°C 740 x 370 x 370 MM; Hardening Furnace 740 x 370 x 370 MM 1100°C; 740 x 370 x 370 MM 1100°C Hardening Furnace; 1100 Degree Hardening Furnace 740 x 370 x 370 MM; Hardening Furnace 1100 Degree 740 x 370 x 370 MM can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.
Trutherm manufactures 1100 Degree Celsius (°C) Hardening Furnace 740 x 370 x 370 MM Chamber for buyers who search by exact machine type, chamber size and 1100°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.
A muffle furnace is usually the first furnace a lab installs, since it covers the broadest share of everyday heating, drying and ashing tasks before more specialised equipment is added.
A muffle furnace isolates the sample from direct contact with heating elements or combustion gases, giving cleaner, more repeatable results than an open flame or hot-plate process.
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.