Spring hot runner coil heater with buil-in J type thermocouple for injection moulding
Description:
1) Nozzle coil Heater is a tube-shapedindustrial heating element (electrical resistance), which is widely used in the process heating industry, usually custom manufactured to a specific watt density, based on its intended application.
2) There are various kinds of enamel tubular heater, U shape, W shape, double end, etc. Our enamel tubular heaters are customized according to your specifications.
Specification:
1.Section area of circle resistance: Φ1.6; Φ1.8; Φ2.0; Φ3.0; Φ3.3; Φ3.8; Φ5.0;
2.Section area of Rectangle resistance: 1.5*2.1; 1.7*3.5; 2*4.2; 2.2*4.2; 2.7*4.5; 4.2*6.5;
3.Section area of Square: 3*3; 3.5*3.5; 4*4;
4.Sheath material: SUS304,SUS321
5.Inside resistance wire: Cr20Ni80
6.Max surface temperature: 750°C
7.Input wattage: 12V to 400V
8.Wattage tolerance: +5% to -10%
9.Insulation resistance DC 1000V : ≥100MΩ
10.Leak current: ≤0.5mA
11.Inner diameter: 8mm~100mm
12.Thermocouple: K type, J type,E type
13.Material of lead wire: Fiberglass, Kevlar, Telfon, Silicone Rubber, Metal braided, SUS armoured.
| Name of product |
Spring hot runner coil heater with buil-in J type thermocouple for injection moulding |
|
Insulation material
|
compressed MgO imported from japan |
| Maximum sheath temperature of heating element |
max.750℃/1380℉
with reflection tube
max.650℃/1200℉
|
| Maximum connection head temperature |
max.260℃/500℉ |
| Cross-section |
Round Dia:1.8mm;3.3mm;3.8mm;4.2mm;5.5mm
Square:3.2×3.2mm;3.6×3.6mm;
Rectangular:1.4×2.1mm;2.2×4.2mm;2.3×4.3mm;4×6mm;
|
| Connection voltage |
230 V standard,250 V max
hotspring Maxi 440 V max
|
| Wattage tolerance |
±10% |
| High voltage test |
min.800 VAC
hotspring Maxi 1250 V
|
| Insulation Resistance |
≥5MΩ at 500VDC |
| Leakage current |
≤0.5mA at 253 VAC |
| Max.total length straight |
max.3000mm/118inch |
| Coiled inner Φtolerance |
up toΦ12mm:-0.05/-0.20mm up to 0.47inch:-0.2/-7.9mils
up toΦ30mm:-0.10/-0.30mm up to 1.18inch:-3.9/-11.8mils
up toΦ40mm:-0.20/-0.40mm up to 1.57inch:-7.9/-15.7mils
with reflection tube:+0.05/+0.15mm with reflection tube:+2.0/+5.9mils
|
| Built-in thermocouple |
With or without J/K TC(Available) |
| Coiled length tolerance |
±1.5% least ±1mm/0.039inch
|
Application:
l Plastic Processing machinery.
l Water and Oil Heating Appliances.
l Packaging machineries
l Vending Machines.
l Dies and Tools.
l Heating Chemical Solutions.
l Ovens & Dryers
l Kitchen equipments
l Medical equipments
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