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Common heating elements for a high temperature laboratory furnace​ include resistance wire, silicon carbide rods, and molybdenum disilicide rods. Each type has a different temperature tolerance, which directly affects the furnace’s safety and service life. To ensure long-term, stable operation, the recommended continuous working temperature is usually set lower than the element’s maximum temperature to avoid overheating and premature aging. When selecting a furnace, it is important to match the heating element and furnace specifications to both the required maximum temperature and the actual long-term operating temperature of the experiment.

High temperature laboratory furnaces are easy to operate: equipped with a clear control panel (knobs, buttons, or touchscreen), and some models support PLC control. Multiple safety features: Overtemperature alarm and power-off protection: Automatically alarms and shuts off the heating power when the temperature exceeds the set value;

Sandpaper is not recommended for routine cleaning of tube and box furnaces, as it may scratch the furnace surface, affecting performance and lifespan. The correct cleaning method involves using a soft cloth or sponge with a dedicated cleaning agent.