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Elmec Speciality hot runner heaters are made of nickel chrome resistance wire placed inside chrome nickel steel tube filled with mgo powder and compacted for faster and efficient heat transfer. The heaters are annealed to acquire malleability for bending into any shape. Hot runner heaters with built in thermo couple are also available. Hot runner bushes are produced with hot runner heaters of different cross section with inner brass and outer stainless steel cover.













  • Sheath temperature upto 800oC
  • Higher watt densities
  • Built in Type "J"  (or) "K" Thermocouple
  • Rugged & Durable Construction.
  • Available as per customer's specifications
  • Available in following cross section
  • Square  3.0 x 3.0, 3.30 x 3.30, 4.50 x 4.50 mm
  • Rectangle  4.20 x 2.20, 4.50 x 2.50, 3.20 x 1.80, 1.30 x 2.30 mm
  • Diameter  3.30, 1.80, 1.60, 1.35 mm
  • Any other cross sections can be manufactured and supplied on request.


  • Moulds & Dies.
  • Nozzle Heating.
  • Sprue bushing
Sheath Material Cr Ni-Steel
Insulation Material Mgo
Resistance Wire Ni Cr 80-20
Maximum Sheath Temperature 700°C
Die Electrical Strength 800V A/C
Insulation > 5 M W
Thermocouple J type (Standard) or K type
Length Tolerance (Straight) + 5%
Wattage Tolerance + 10% (+ 5% Available Upon Request)
Resistance Tolerance + 10% (+ 5% Available Upon Request)
Unheated Length 35mm (Standard)
Dimensional Tolerance Coil I.D + 0.1 to 0.2mm
Coil Length + 1mm


  • Watts & Volts.
  • Cross Section.
  • ID, OD & Length.
  • Termination style.
  • Thermocouple if required Specify Type "J" (or) "K" Grounded (or) Ungrounded.
  • Number of coil in L1, L2 & L3.
  • Coil total Length T.L, L1, L2, & L3.
  • Connection lead option, lead length and lead orientation.
  • Drawing or sample for special type configuration