
3*3/3.2*3.2/4*4/5*5 Spring coil heater is made of nickel chrome resistance wire placed inside chrome nickel steel tube that is filled with MgO powder. Spring coil heater is also known as high performance tubular heaters or cable heaters. Spring heater can be produced with or without built in thermocouples. Spring coil heater is widely used in heating engineering, mold, plastic industry, including the transfer machinery, medical equipment, casting process, welding, heat treatment process and many other industries and fields.
Item name | 3*3/3.2*3.2/4*4/5*5 mm Spring Hot Runner Coil Heater |
Resistance heating wire | Ni-Cr or FeCr |
Sheath | stainless steel 304,321,316, Incoloy 800, Incoloy 840, Ti |
Insulation | High-purity Mgo |
Maximum temperature | 750 degree Celsius |
Die Electrical Strength | 800V A/C |
Insulation | > 5 M W |
Wattage Tolerance | +5%, -10% |
Thermocouple | K type or J type |
Lead wire | 300mm length; Different type of wire (Teflon/silicone high temperature frberglass) is available |
Detailed Images
* High-Density hot runner coil heater
* Many diameters offered as standard
* Alloy sheath for high corrosion resistance
* Standard sizes available with various cross section
* Various Watt Density options available.
* Robust Design with Choice of Terminal Exits
* Available with built in Thermocouple
* Designed for even heat profile.
* Precision fit on Hot Runner Nozzles & Manifolds.
* Highly Non-corrosive.
* Maximum heat transfer due to more contact area.
* Advanced Thermal Engineering.
* Injection moulding machine nozzle
* Hot Runner Nozzles & Bushings.
* Packaging machineries
* Hot runner Injection moulds.
* Injection & Blow Moulding Machine Nozzles.
* PET preform & Thin wall container Moulds
* Hot runner Manifolds.
Order Guidance
1. Volts&Watts
2. Inner dia of coiled heater : I.D (Or) Outer diameter of nozzle to be heated
3. Height of coil
4. Connection lead option and leading wire length
5. Type of the thermocouple (J type or K type)
6. Drawing or sample for special type
7.Quantity
* D: Inner Diameter (mm) * C: Height(mm) * Section Area: E*F(mm) * A: Lead Wire
With 20 years experience, Superb Heater Alloy is your trusted source for quality 3*3/3.2*3.2/4*4/5*5mm spring hot runner coil heater as one of the leading suppliers of various heaters in China. Providing you with the most competitive price, we welcome you to buy the heater from our factory.