We are the manufacturer of Heating Mantle. Most suitable for Labs, Pharmaceuticals, Chemicals Glass Plants Etc. Useful for heating inflammable liquids electric heating net is hard Knitted from glass yarn (without any joint) for durability stands temp. Up to 350° C body of mantle is spun one piece from non rusting Alum (duly stove 1 powder coated) mantles are logged with special grade mineral wool.