For the last 20 years hot watt industries have been the ultimate manufacturer of industrial heating elements. Silica cased immersion heater is specially made of imported fused silica tubing with re-mountable heating element inside, endow with heat resistant rubber cap and a connecting cable.
Silica cased immersion heaters which are available in various models are widely used for highest temperatures in all acids, ferric chloride etching baths, anodizing, bright dip baths, except hydrofluoric and phosphoric.