China supplier Sprue Bushing nozzle coil heater
USD $6.88 - $12.35 /Piece
Min.Order:1 Piece
Yangzhong Dingnuoer Electric Appliance Co., Ltd.
1 Introduction for Hot Runner Coil and Cable Heaters
Hot Runner Coil 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 thermocouple are also available. Hot runner bushes are produced with hot runner heaters of different cross section with inner brass and outer stainless steel cover.
2 Cross section for Hot Runner Coil and Cable Heaters
3.0 x 3.0, 3.30 x 3.30, 3.5 x 3.5, 4 x 4 etc.
4.20 x 2.20, 4.20 x 2.50
Any other cross sections can be manufactures and supplied on request.
3 Features for Hot Runner Coil and Cable Heaters
1. Standard sizes available with various cross section
2. Various Watt Density options available.
3. Robust Design with Choice of Terminal Exits
4. Available with built in Thermocouple
5. Designed for even heat profile.
6. Precision fit on Hot Runner Nozzles & Manifolds.
7. Highly Non-corrosive.
8. Maximum heat transfer due to more contact area.
9. Advanced Thermal Engineering.
4 Technical specification for Hot Runner Coil and Cable Heaters
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 |
5 Application for Hot Runner Coil and Cable Heaters
1. Injection moulding machine nozzle
2. Hot Runner Nozzles & Bushings
3. Packaging machineries
4. Hot runner Injection moulds.
5. Injection & Blow Moulding Machine Nozzles.
6. PET prefrom & Thin wall container Moulds
7. Hot runner Manifolds.
6 How to order Hot Runner Coil and Cable Heaters
1. voltage and power
2. Inner dimeter
3. coil height
4. thermocouple type if have
5. lead wire length and insulation material
6. qty