Heating Elements #4275191

A practical method for applying heat to cylindrical forms Mica Insulated Band Heaters were manufactured in India by navbharat electrical industries in 1950's at a time when automatic machine moulding of plastic was introduced in India. They have since proven themselves as a dependable method of heat transfer for diverse industrial

Efficient, compact "heating unists" operating in forced or natural circulation systems. Low Investment, maintenance, costs. Integral automatic temperature control. Easy to install - simple wiring and piping connections to make.

The Ceramic Insulated Band Heater is particularly recommended where temperature in excess of 800 F in plastic machine assemblies, such as heater cylinders, is required. Watt density in the order of 7.2 watts per square c m is considered as maximum when used for this purpose. A more conventional rating is 6.4 watts per square c m, but any lower density can be furnished to meet the requirements of the application.

Flat mica heaters are constructed with a resistance wire or tape wound on a mica sheet insulated on both faces by mica sheets. These very thin heaters offer a very fast response and can be designed to any required size. They can also be protected by aluminium or nickel plated sheet.