When it comes to high-temperature applications, the muffle furnace and the hot oven are two very different pieces of equipment.
6 Key Differences Explained
1. Purpose
A muffle furnace is primarily used for high-temperature applications such as loss-on-ignition, ashing, or melting metals.
A hot oven, on the other hand, is used for cooking and baking food.
2. Temperature Range
A muffle furnace can reach much higher temperatures compared to a hot oven.
The maximum temperature of a muffle furnace can go up to 1,473 K (1,200 °C; 2,192 °F).
A hot oven typically operates at lower temperatures for cooking, usually below 250°C (482°F).
3. Heat Source
A muffle furnace uses a burner flame as the heat source.
A hot oven uses electric heating elements or gas burners.
4. Heating Method
A muffle furnace provides radiant heat to the surroundings.
A hot oven uses convection to distribute heat evenly within the cooking chamber.
5. Design
A muffle furnace is a metal container with a cylindrical chamber and sliding doors at both ends.
A hot oven is usually made of metal or brick and is designed for easy access to the cooking chamber.
6. Applications
A muffle furnace is commonly used in laboratories for material testing, melting metals, and other high-temperature applications.
A hot oven is used in kitchens for a variety of cooking and baking needs.
In summary, a muffle furnace is specifically designed for high-temperature applications and uses radiant heat, while a hot oven is primarily used for cooking and baking food at lower temperatures using convection.
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