| Category | Muffle Furnace |
| Model | Porcelain Firing Furnace |
| Max Temperature | 1400°C (2552°F) |
| Working Temperature | 1300°C |
| Thermocouple Type | B (Platinum-30% Rhodium) |
| Thermocouple Details | High purity alumina insulation, Platinum-Rhodium alloy sheath, 8mm diameter, Type B, Tolerance Class 2, 200 to +1700°C range |
| Heating Element | Silicon Carbide (SiC) |
| Element Details | Max temp: 1600°C, High power density, Brittle material, SiC heating elements |
| Chamber (MM) | 795 x 890 x 795 |
| Outer Body (MM) | 1205.0 x 1500.0 x 1070.0 |
| Chamber Volume | 562.5 Litres |
| Volume (cu.ft) | 71.7 ft³ |
| Power Load | 36.08 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 581.21 kg |
| Chamber Shape | Rectangular - tall |
This is the correct technical term for a furnace that fires porcelain ceramics to vitrification. Operating at temperatures near 1300°C, it is the final, high-fire step. The working principle requires precise control through the critical quartz inversion and vitrification ranges to achieve zero porosity and maximum strength without causing deformation or over-firing. Its purpose is to produce high-quality sanitaryware, electrical insulators, dental prosthetics, and fine art porcelain, where whiteness, translucency, and impermeability are defining characteristics.
This configuration is suitable when the sample load must fit a 795 x 890 x 795 MM chamber with usable chamber volume of 562.5 litre, approximate power load of 37.5 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: 795 x 890 x 795 MM, 80 x 89 x 80 CM and 31 x 35 x 31 INCH. Buyers searching for 1400 Degree Celsius Porcelain Firing Furnace 795 x 890 x 795 MM chamber; 1400°C Porcelain Firing Furnace 795 x 890 x 795 MM; 1400 Degree Celsius Porcelain Firing Furnace 80 x 89 x 80 CM chamber; 1400°C Porcelain Firing Furnace 80 x 89 x 80 CM; 1400 Degree Celsius Porcelain Firing Furnace 31 x 35 x 31 INCH chamber; 1400°C Porcelain Firing Furnace 31 x 35 x 31 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 (°C) Porcelain Firing Furnace 795 x 890 x 795 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.
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.
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.
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.