| Category | Muffle Furnace |
| Model | Jewelry 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) | 855 x 855 x 900 |
| Outer Body (MM) | 1260.0 x 1460.0 x 1185.0 |
| Chamber Volume | 657.9 Litres |
| Volume (cu.ft) | 78.9 ft³ |
| Power Load | 38.44 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 661.78 kg |
| Chamber Shape | Square |
This is a general-purpose furnace found in jewelry workshops, capable of performing multiple tasks: melting, casting, soldering, annealing, and enamel firing. Operating temperatures typically range to 800°C or higher for melting. The working principle emphasizes versatility, safety, and ease of use, often with programmable settings for different metals and processes. Its purpose is to serve as the primary thermal processing station for a jeweler, consolidating several tools into one and improving workflow efficiency in creating and repairing jewelry items.
This configuration is suitable when the sample load must fit a 855 x 855 x 900 MM chamber with usable chamber volume of 657.9 litre, approximate power load of 39.9 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: 855 x 855 x 900 MM, 86 x 86 x 90 CM and 34 x 34 x 36 INCH. Buyers searching for 1100 Degree Celsius Jewelry Furnace 855 x 855 x 900 MM chamber; 1100°C Jewelry Furnace 855 x 855 x 900 MM; 1100 Degree Celsius Jewelry Furnace 86 x 86 x 90 CM chamber; 1100°C Jewelry Furnace 86 x 86 x 90 CM; 1100 Degree Celsius Jewelry Furnace 34 x 34 x 36 INCH chamber; 1100°C Jewelry Furnace 34 x 34 x 36 INCH 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) Jewelry Furnace 855 x 855 x 900 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.
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.
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.
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.