They are used in solution where it is necessary to remove the heater for periodic inspection and cleaning as these heaters can be easily remove without emptying the tank.
These are also especially suitable for use in tanks of wood and concrete etc. where screwed immersion heater cannot be used.
Type of Over the Side Immersion Heaters
ALKALINE IMMERSION HEATERS
Manufactured out of stainless steel tubing, alkaline immersion heaters are used for alkaline clearing solutions, citrus juices and very mild acid baths not corrosive to stainless steel sheath.
LEAD COVERED IMMERSION HEATER
Lead covered immersion heater are recommended for nickel and copper plating bath, or chrome plating baths and sulphuric acid solution having not more then 10% concentration. Not recommend for any other acid.
TITANIUM SHEATH IMMERSION HEATERS
Titanium sheath immersion heaters are generally used for plating baths such as nickel, chrome, gold and silver plating. These can also be used for ferric and iron chloride solutions, bright dips and pickles containing nitric, phosphoric and chromic acids, nitrates, nitrites permanganates persulphates and dichromates