Coil Heaters
How to Order Coil Heaters?
- Watts & Volts
- Cross Section
- ID, OD & Length
- Termination style
- Thermocouple if required Specify Type “J” (or) “K” Grounded (or) Ungrounded
- Lead length and lead orientation
- Drawing or sample for special type configuration
SKU
CHM01
Category
Spares
Tags
blow moulding, Coil heaters, Hot Runner Coil, Injection molding, Molds & Dies, Nozzle heating
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The MotorianTM heating elements is a resistance wire in straight form or wound into a miniature helical coil. Flexible design options include internal, external thermocouple type J or type K, and cross-section of the cast-in brass coil heaters could be made square or rectangular to improve heat transfer.
Various sections and sizes for options. Maximum temperature up to 600℃. Surface treatment comes with blasting and black, also provide bright surface.
Specifications:
- Coil heater internal diameter: Φ10-Φ45mm
- Option Thermocouple: J/K
- Max. power: 9W/cm²
- Max. working temp: 600℃
- Any other cross-section can be supplied on request
Coil Sections:
- Flat coil, 2.2×4.2mm, 2.5x4mm, 3x4mm
- Square coil, 3x3mm, 3.4×3.4mm
- Round coil, Φ1.8mm, Φ2.0mm, Φ3.0mm
Applications:
- Hot Runner Nozzles & spruce bushes
- Manifolds
- Injection moulding
- Injection & Blow Moulding Machine Nozzles
- PET preform & Thin wall container Moulds
- Moulds & dies
Exit Options





Coil Heater Profile Comparison

Round
Warranted Watt Density: 49 W/in²

Flat – Pressed in Brass
Warranted Watt Density: 102 W/in²

Round
Warranted Watt Density: 49 W/in²

Mini Pressed in Brass
Warranted Watt Density: 90 W/in²
Description Chart (e.g 2.2mmx4.2mm)
| Total Length (mm) | Heated Length (mm) | Power (W) | Volts |
|---|---|---|---|
| 340 | 300 | 220 | 230 |
| 390 | 350 | 250 | 230 |
| 440 | 400 | 280 | 230 |
| 490 | 450 | 320 | 230 |
| 540 | 500 | 350 | 230 |
| 590 | 550 | 400 | 230 |
| 640 | 600 | 450 | 230 |
| 740 | 700 | 520 | 230 |





