| Category | Muffle Furnace |
| Model | Sulphur Furnace |
| Max Temperature | 1200°C (2192°F) |
| Working Temperature | 1100°C |
| Thermocouple Type | S (Platinum-10% Rhodium) |
| Thermocouple Details | Type S, Tolerance Class 2, 0 to +1450°C range, High purity alumina insulation, Platinum sheath, 6mm diameter |
| Heating Element | Kanthal A1 (FeCrAl) |
| Element Details | FeCrAl alloy with rare earth elements, Max temp: 1425°C, Superior cyclic performance |
| Chamber (MM) | 690 x 690 x 880 |
| Outer Body (MM) | 1105.0 x 1290.0 x 1155.0 |
| Chamber Volume | 419 Litres |
| Volume (cu.ft) | 60.9 ft³ |
| Power Load | 34.96 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 503.3 kg |
| Chamber Shape | Square |
An alternative spelling for Sulfur Furnace. This furnace is used for processes involving sulfur, such as in the Claus process for recovering sulfur from hydrogen sulfide gas or for testing sulfur content. Operating at temperatures around 1000°C, it facilitates the combustion or reaction of sulfur compounds. The working principle depends on the application but often involves controlled combustion and catalysis. Its purpose is in oil and gas refineries for sulfur recovery (an environmental imperative) and in analytical laboratories for determining sulfur in various materials.
Equivalent chamber references: 690 x 690 x 880 MM, 69 x 69 x 88 CM and 27 x 27 x 35 INCH. Buyers searching for 1200 Degree Celsius Sulphur Furnace 690 x 690 x 880 MM chamber; 1200°C Sulphur Furnace 690 x 690 x 880 MM; 1200 Degree Celsius Sulphur Furnace 69 x 69 x 88 CM chamber; 1200°C Sulphur Furnace 69 x 69 x 88 CM; 1200 Degree Celsius Sulphur Furnace 27 x 27 x 35 INCH chamber; 1200°C Sulphur Furnace 27 x 27 x 35 INCH can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.
Trutherm manufactures 1200 Degree Celsius (°C) Sulphur Furnace 690 x 690 x 880 MM Chamber for buyers who search by exact machine type, chamber size and 1200°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 690 x 690 x 880 MM chamber with usable chamber volume of 419 litre, approximate power load of 33.3 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.