| Category | Muffle Furnace |
| Model | Glass Annealer |
| Max Temperature | 600°C (1112°F) |
| Working Temperature | 500°C |
| Thermocouple Type | K (Chromel-Alumel) |
| Thermocouple Details | MgO insulated mineral, Inconel 600 sheath, 3mm diameter, Type K, Tolerance Class 1, -40 to +375°C range |
| Heating Element | Kanthal A1 (FeCrAl) |
| Element Details | 80/20 NiCr equivalent, Max temp: 1400°C, Good oxidation resistance, Low cost, FeCrAl alloy |
| Chamber (MM) | 450 x 450 x 600 |
| Outer Body (MM) | 855.0 x 1060.0 x 885.0 |
| Chamber Volume | 121.5 Litres |
| Volume (cu.ft) | 28.9 ft³ |
| Power Load | 20.71 kW |
| Power Supply | 440V, Three Phase |
| Gross Weight | 255.97 kg |
| Chamber Shape | Square |
This furnace is specifically for the controlled, slow cooling of glass products to relieve internal stresses introduced during forming (like blowing or casting). Operating at annealing temperatures (e.g., 550°C), it holds the glass at its annealing point before enacting a carefully programmed cool-down. The working principle uses precise temperature zoning and control to ensure all parts of the glass object cool at the same rate. Its purpose is critical for producing stable, strong glassware that won't crack from internal stress; it is used after any major glass-forming process.
Trutherm manufactures 600 Degree Celsius (°C) Glass Annealer 450 x 450 x 600 MM Chamber for buyers who search by exact machine type, chamber size and 600°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 600 MM chamber with usable chamber volume of 121.5 litre, approximate power load of 20.1 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: 450 x 450 x 600 MM, 45 x 45 x 60 CM and 18 x 18 x 24 INCH. Buyers searching for 600 Degree Celsius Glass Annealer 450 x 450 x 600 MM chamber; 600°C Glass Annealer 450 x 450 x 600 MM; 600 Degree Celsius Glass Annealer 45 x 45 x 60 CM chamber; 600°C Glass Annealer 45 x 45 x 60 CM; 600 Degree Celsius Glass Annealer 18 x 18 x 24 INCH chamber; 600°C Glass Annealer 18 x 18 x 24 INCH can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.
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.