Open Refractory Heaters


Open Cartridge Heaters are widely used as immersion heaters or as air heater selecting appropriate sheath materials for heating various types of chemicals, oils & water OR air & gases.


They are available in various diameters and lengths as per customers' specifications. However the standard diameters are from 8 mm OD to 75 mm OD. They can be designed for vertical as well as horizontal installation with required heating and non-heating zones. Max. Watt density: 30.W/Sq. inch. Max. surface temp. 400° C.


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