| 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) | 200 x 200 x 300 |
| Outer Body (MM) | 610.0 x 805.0 x 585.0 |
| Chamber Volume | 12 Litres |
| Volume (cu.ft) | 10.2 ft³ |
| Power Load | 7.6 kW |
| Power Supply | 220V, Single Phase |
| Gross Weight | 83.46 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 200 x 200 x 300 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 200 x 200 x 300 MM chamber with usable chamber volume of 12 litre, approximate power load of 7.9 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: 200 x 200 x 300 MM, 20 x 20 x 30 CM and 8 x 8 x 12 INCH. Buyers searching for 600 Degree Celsius Glass Annealer 200 x 200 x 300 MM chamber; 600°C Glass Annealer 200 x 200 x 300 MM; 600 Degree Celsius Glass Annealer 20 x 20 x 30 CM chamber; 600°C Glass Annealer 20 x 20 x 30 CM; 600 Degree Celsius Glass Annealer 8 x 8 x 12 INCH chamber; 600°C Glass Annealer 8 x 8 x 12 INCH can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.
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.