| Category | Muffle Furnace |
| Model | Ash Furnace |
| Max Temperature | 1400°C (2552°F) |
| Working Temperature | 1300°C |
| Thermocouple Type | B (Platinum-30% Rhodium) |
| Thermocouple Details | 200 to +1700°C range, High purity alumina insulation, Platinum-Rhodium alloy sheath, 8mm diameter, Type B, Tolerance Class 2 |
| Heating Element | Silicon Carbide (SiC) |
| Element Details | High power density, Brittle material, SiC heating elements, Max temp: 1600°C |
| Chamber (MM) | 520 x 860 x 520 |
| Outer Body (MM) | 924.0 x 1457.0 x 797.0 |
| Chamber Volume | 232.5 Litres |
| Volume (cu.ft) | 39.7 ft³ |
| Power Load | 26.66 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 350 kg |
| Chamber Shape | Rectangular - tall |
This furnace is designed to combust materials completely, leaving behind only inorganic ash, typically for analytical or disposal purposes. Operating around 600°C, it provides sufficient heat to oxidize all organic matter. The working principle is based on controlled combustion within a chamber, often with air flow regulation to ensure complete burnout. Its purpose is to determine the inorganic content of samples (like coal, soil, or waste) or to reduce biological waste volume safely. Commonly found in laboratories, wastewater treatment plants, and facilities handling hazardous materials, it serves critical analysis and waste management functions.
This configuration is suitable when the sample load must fit a 520 x 860 x 520 MM chamber with usable chamber volume of 232.5 litre, approximate power load of 26.2 kW, rectangular - tall 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: 520 x 860 x 520 MM, 52 x 86 x 52 CM and 20 x 34 x 20 INCH. Buyers searching for 1400 Degree Celsius Ash Furnace 520 x 860 x 520 MM chamber; 1400°C Ash Furnace 520 x 860 x 520 MM; 1400 Degree Celsius Ash Furnace 52 x 86 x 52 CM chamber; 1400°C Ash Furnace 52 x 86 x 52 CM; 1400 Degree Celsius Ash Furnace 20 x 34 x 20 INCH chamber; 1400°C Ash Furnace 20 x 34 x 20 INCH can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.
Trutherm manufactures 1400 Degree Celsius (1400°C) Ash Furnace 520 x 860 x 520 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.
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.