Engineering Calculations/Tables

Calculating Wattage

Wattage Estimation Tables 

Ohms Law  (Excel spreadsheet Calulator)

Electric Heaters

Band Heaters
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(Mineral Insulated)

(Mica insulated)

Tubular Nozzle/Barrel Band

(Tubular in Aluminum Channel)

Ceramic Insulated

Typical Applications
  • Plastic Injection Molding Machines

  • Plastic Extruders

  •  Oil Reclamation Equipment

  • Food and Candy Extruders

  • Drum Heating

  • Extrusion Dies

  • Holding Tanks

  • Blow Molding Machines

  • Vending Machines

  • Barrels & Heads

  • Food Service Warming

  • Autoclaves & Sterilizers

  • Metallurgical Analyzers

  • Fluidized Beds

  • Hot Runner Molds

  • Pulp and Paper Processing Equipment

Cartridge Heaters

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Hi- Density Cartridge Heaters
(swaged construction)

Low Density Cartridge Heaters


Hi-Density Immersion Heaters


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Hi-Density Bolt Heaters

Runnerless Molding
Cartridge Heaters
(Hi-Density Pennybottom)

OEM Replacement Heaters
for Plastic Processing
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Cast in Heaters

Liquid Cooled
Cast-In Heaters
Air Cooled
Cast-In Heaters

Arctic-Cast Forced  Air Cooled Heaters

"L" Shaped
Cast-In Heaters

Cast-In Platen Heaters

Cast-In Ring Heaters

Cross Head Die Heaters

Cast-In Heaters for
Commercial, Industrial
and Scientific Application

Coil and Cable Heaters  

  • Temperatures up to 1800F (982C)

  • Choice of lead orientation and protection

  • Built-in Type J or K Thermocouple

  • Round, Square and Rectangular Cable


Mightyband Coil Heaters
with Square MI Cable

OEM Replacement Heaters

  • For Flow through Hot Sprue Bushings
  • For  Gated, Flow through Hot Sprue Bushings
  • For Heated Nozzle Locators
  • For Externally Heated Manifold Systems
  • For Hot Runner Nozzles
  • Cam Clamp Style Round Cable w/TC
  • For Hot Runner Bushings
  • Gamma Series Dual Sleeve Mini Coil Heater

Mightyband Coil Heaters
with Round MI Cable

  • 1/2 through 3/4 inch ID

  • 7/8 through 1-1/4 inch ID

  • 1-1/2 through 2 inch ID

Industrial Process Heaters
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Screw Plug
Immersion Heaters

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Immersion Heaters
(Pressure Rated)

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Circulation Heaters and Systems

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Flange Immersion Heaters
(OEM Replacements)
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Duct Heaters

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Drum Heaters
Silicone Rubber and Metal Types


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Tank and Chemical Bath
Immersion Heaters


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Power Control Panels


Infrared Radiant Heaters

Ceramic Infrared E-Mitters

Quartz Mini-Tube Infrared E-Mitters

Vitreous silica Quartz Tube

Panel Heaters

Tubular Infrared Radiant Heaters

Strip Heaters

Strip Heaters

Finned Strip Heaters

Maxistrip Heaters

Mica Insulated Strip Heaters

Tubular Heaters

Design Specifications
Standard Sizes and Ratings

 Electrical Termination Types

Mounting Methods

Moisture Seals

36 Typical Bend Formations

Tubular Heaters for Hot Runner Manifolds

Surface Heaters

Silicone Rubber and  Kapton Heaters

Adhesive Backed Heating Tape


Flexible Heating Tape ( Duo-Tape)