High/ Low Watt Density Industrial Cartridge Heater is made out of stainless steel pipe and brass pipe in low and high watt density in regular and `D` shape. The Cartridge Heater is made of 304 and 316 grade stainless steel which ensures durability of use along with long lasting trouble free service. The Cartridge Heater has a high watt density of 12 watt / sq.Cm and low watt density of 4 watt /sq. Cm. High/ Low Watt Density Industrial Cartridge Heater ensures ease of use and provided with in-built thermocouple as per specific requirements.