Rectangular Light Weight Muffle Furnace is made of quality grade mild steel which ensures optimum durability for a long period of time. The Furnace comes with heating chamber consists of rectangular shape totally enclosed muffle baked at 1500 degree C. The Furnace comes with special high temperature alloy-completely surround the heating chamber. Rectangular Light Weight Muffle Furnace offers uniform distribution of heat and protection of heating elements against damage and chemical deterioration.