UL 3129 Silicone Rubber Insulation Heating Wire
Product Introduction
We are constantly searching for newer and better methods to continuously improve product quality and service levels. We operate with integrity and are committed to becoming a leader in the finned electric heating elements, dc immersion heater, Silicon Nitride Ceramic Heating Element industry. We pioneer the spiritual culture, develop the institutional culture, optimize the corporate behavior and improve the material culture. In the future, we will continue to innovate and develop new products to contribute our new strength to the development of the industry. We have achieved large-scale production and rapid and timely delivery.
Structure
The resistance alloy wire is wound on the glass fiber wire as the core wire (spiral), and the outer layer is covered with the silicon rubber layer.
Feature
1. It has excellent heat resistance. It can be used for a long time at 100 ℃ without any performance change. It can be used for 10000 hours at 160 ℃.
2. It has good insulation, the insulation resistance is more than 500m Ω, the resistance value is stable in a wide range of temperature and frequency, and it has good resistance to high voltage corona discharge and arc discharge.
3. It has good cold resistance and good rationalization in medical treatment.
Specifications
1) Maximum temperature resistance of insulating material: 200 ℃
2) Maximum service temperature: 200 ℃ - 250 ℃
3) Insulation resistance: ≥ 5 m Ω
4) Compressive strength: 1500V / 5S
5) Power deviation: ± 8%
6) Withstand voltage: > 5kV,
7) Leakage current 0.05ma/m
8) Outer diameter: φ 2.0 (3.0mm, 4.0mm can be customized)
9) Resistance value: multiple resistance values
10) Reaction capacity: 0.3, 1, 1, 4, 3, 4, 5, 8, 10, 15, 20, 25, 40 ohm / m, select as needed.
External Diameter | 2mm to 4mm | 2mm to 6mm |
Heating Coil Circling Skelton | 0.5mm to 1.5mm | |
Heating Coil | Nichrome or CuNi wire | |
Insulation Layer | 105°C PVC | Silicone Rubber |
Tolerance | DC Resistance Value, ±5% External Diameter:+0.2/-0.1mm | |
Output Power | To 15W/M | To 40W/M |
Voltage | Highest 600V | |
Maximum Surface Temperature | 105°C | 200°C |
Minimum Surface Temperature | -30°C | -60°C |
Hot Deformation Test | ≤50% | ≤30% |
Sparks Test | No spark-over | No spark-over |
Conductor Resistance | Standard value+10%/-5% | Standard value+10%/-5% |
Resistance Scope | 1-10000 ohm/m | 1-10000 ohm/m |
Application
It is suitable for keeping car hot seat and steering wheel warm, refrigerator, air conditioner, USB shoe cable heater for heating, electric blanket, towel, foot massage, electric stove, pet pillow, hot clothes, window heating, Pipeline freezing protection, electric weight loss belt, pet incubator, health care equipment. Freezing and thawing equipment etc.
The pictures of our part production
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Any interesting please email us, we will reply you immediately.

We pursue excellence, strive for perfection in every one of your products, be meticulous and provide you with the best UL 3129 Silicone Rubber Insulation Heating Wire. Our products will continue to enhance within the order and look forward to cooperation with you. We keep up with the world's leading edge of science and technology and strengthen independent innovation and strive for improvement.
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