Certification: | ISO9001, CE |
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Type: | Electric Coil |
Material: | Ni-Fe |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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1. Coil Heater Working Principle
Voltage | 220V,230V,240V | ||
Power tolerance 115W-200W | +/-10% | ||
Power tolerance 201W-2000W | +5%-10% | ||
Out jacket length | 30mm~280mm | ||
Diameter of the inner sleeve/wrapped diameter | 10mm~42mm | ||
Unheating length | 45mm | ||
Max power density | 9W/cm² | ||
Heating Length tolerance | +/-0.05mm | ||
Unheating length tolerance | +/-2.5% | ||
Tolerance ID d ≤20mm | Without inner sleeve:-0.15mm With inner sleeve:0.05mm~0.10mm |
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Tolerance ID d 20mm~30mm | Without inner sleeve:-0.20mm With inner sleeve:0.05mm~0.10mm |
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Tolerance ID d ≥30mm | Without inner sleeve:-0.25mm With inner sleeve:0.05mm~0.10mm |
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Tolerance cross section | +/-0.15mm | +/-0.20mm | |
Thermocouple | K,J,E | None | |
Material | 304,321,316 | ||
Maximum working temperature | 650ºC | ||
Die electrical strength | 800V | 1000V |
Suppliers with verified business licenses