Muffle Furnace LMF-B13 is a microprocessor controlled furnaces with steel sheet housing material, that are efficiently designed for minimal space requirement in the laboratory. With heating elements such as Fe-Cr-Al embedded into bricks, K and S type thermocouple and optimum insulation properties, they are ideal for maximum or continuous working temperature of 1100 ℃. It has 16 steps heating Program and accurate in measuring and controlling the temperature and are equipped with instantaneous energy consumption indicator, calculator for average working temperature and descriptive error indicator.