| Category | Muffle Furnace |
| Model | Gold Alloy Furnace |
| Max Temperature | 1200°C (2192°F) |
| Working Temperature | 1100°C |
| Thermocouple Type | S (Platinum-10% Rhodium) |
| Thermocouple Details | 0 to +1450°C range, High purity alumina insulation, Platinum sheath, 6mm diameter, Type S, Tolerance Class 2 |
| Heating Element | Kanthal A1 (FeCrAl) |
| Element Details | Superior cyclic performance, FeCrAl alloy with rare earth elements, Max temp: 1425°C |
| Chamber (MM) | 125 x 125 x 250 |
| Outer Body (MM) | 540.0 x 725.0 x 535.0 |
| Chamber Volume | 4 Litres |
| Volume (cu.ft) | 7.4 ft³ |
| Power Load | 4.99 kW |
| Power Supply | 220V, Single Phase |
| Gross Weight | 55.95 kg |
| Chamber Shape | Square |
This furnace is used for melting or heat-treating gold alloys, which combine gold with metals like silver, copper, or palladium to modify color and hardness. Operating at high temperatures (around 1100°C), it must provide clean, controlled heat. The working principle often involves induction melting for speed and homogeneity or crucible melting in a controlled atmosphere to prevent oxidation of the costly metal. Its purpose is in jewelry manufacturing, dental lab work, and coin minting to prepare specific karat gold alloys for casting or fabrication.
This configuration is suitable when the sample load must fit a 125 x 125 x 250 MM chamber with usable chamber volume of 4 litre, approximate power load of 5 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: 125 x 125 x 250 MM, 13 x 13 x 25 CM and 5 x 5 x 10 INCH. Buyers searching for 1200 Degree Celsius Gold Alloy Furnace 125 x 125 x 250 MM chamber; 1200°C Gold Alloy Furnace 125 x 125 x 250 MM; 1200 Degree Celsius Gold Alloy Furnace 13 x 13 x 25 CM chamber; 1200°C Gold Alloy Furnace 13 x 13 x 25 CM; 1200 Degree Celsius Gold Alloy Furnace 5 x 5 x 10 INCH chamber; 1200°C Gold Alloy Furnace 5 x 5 x 10 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) Gold Alloy Furnace 125 x 125 x 250 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.
Uniform chamber heating and a simple door-loading design make a muffle furnace straightforward to standardise across multiple operators and shifts.
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.
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.