High Density Cartridge Heater Are Widely Used Upto The Temperature Range Of 820 ̊C. The Basic Application Of These Heaters Are Plastic Extruder , Plastic Moulding , Hot Runner Moulds, Shor Machinery , Hot Stamping , Food Processing , Pharmaceutical Equipment , Packaging Equipments, Glue Guns Etc. SPECIFICATION:- These Heaters Permits Exellent Heat Transfer Characteristics That Improves Life Of Heater. High Density Heaters From Thick Metallic Sheath Made Of Ss 304 L . And Resistance Wire Used Is Ncr