| Category | Muffle Furnace |
| Model | Silver Alloy Furnace |
| Max Temperature | 1400°C (2552°F) |
| Working Temperature | 1300°C |
| Thermocouple Type | B (Platinum-30% Rhodium) |
| Thermocouple Details | Tolerance Class 2, 200 to +1700°C range, High purity alumina insulation, Platinum-Rhodium alloy sheath, 8mm diameter, Type B |
| Heating Element | Silicon Carbide (SiC) |
| Element Details | Brittle material, SiC heating elements, Max temp: 1600°C, High power density |
| Chamber (MM) | 450 x 450 x 900 |
| Outer Body (MM) | 865.0 x 1065.0 x 1175.0 |
| Chamber Volume | 182.3 Litres |
| Volume (cu.ft) | 38.8 ft³ |
| Power Load | 24.7 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 329.8 kg |
| Chamber Shape | Square |
This furnace is used for melting or processing silver alloys, such as sterling silver (92.5% Ag, 7.5% Cu) or coin silver. Operating at high temperatures (around 1000°C), it must manage oxidation. The working principle often involves crucible melting, sometimes under a covering flux or in a reducing atmosphere to produce a bright, clean melt. Its purpose is in jewelry making, silverware production, and the minting of coins and medals, where specific alloy compositions are required for workability, tarnish resistance, and hardness.
Equivalent chamber references: 450 x 450 x 900 MM, 45 x 45 x 90 CM and 18 x 18 x 36 INCH. Buyers searching for 1400 Degree Celsius Silver Alloy Furnace 450 x 450 x 900 MM chamber; 1400°C Silver Alloy Furnace 450 x 450 x 900 MM; 1400 Degree Celsius Silver Alloy Furnace 45 x 45 x 90 CM chamber; 1400°C Silver Alloy Furnace 45 x 45 x 90 CM; 1400 Degree Celsius Silver Alloy Furnace 18 x 18 x 36 INCH chamber; 1400°C Silver Alloy Furnace 18 x 18 x 36 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) Silver Alloy Furnace 450 x 450 x 900 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.
This configuration is suitable when the sample load must fit a 450 x 450 x 900 MM chamber with usable chamber volume of 182.3 litre, approximate power load of 23.7 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.
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.