Muffle Furnace LB-11MFF - Laboratory Furnace Labotronics Muffle Furnace has a 4.5 L chamber with a maximum 1200 °C temperature for precise material heating. Double-layer air cooling ensures safe, stable operation. An intelligent PID controller with adjustable heating rates provides accurate monitoring and consistent temperature control. https://www.labotronics.com/muffle-furnace/lb-11mff