new material
Wirewound resistor alumina ceramic rods offer exceptional electrical insulation, optimized thermal conductivity, and superior mechanical durability. Designed for precision resistor applications, they ensure stable performance, extended lifespan, and reliable functionality in high-temperature environments.
Product Overview:
The Wirewound Resistor Alumina Ceramic Rod, also known as Ceramic Wirewinding Rod, is specially designed for resistor components and electronic devices. Due to its excellent electrical insulation properties, high-temperature stability, and mechanical strength, it is widely used in the manufacturing of resistors and electronic components. The surface of the rod features a fine serrated design that ensures uniform fixation of the resistance wire, thus maintaining stable resistance values and optimizing current distribution.
Product Features:
- Superior Electrical Insulation:Exhibits excellent electrical insulation properties, with a breakdown strength exceeding 10 kV/mm, ensuring safe operation in high-voltage environments.
- Excellent Thermal Stability and Mechanical Strength:The rod has good thermal conductivity (27.5 W/(m·K)) and a low coefficient of thermal expansion (7.6 x 10⁻⁶/°C), maintaining dimensional stability under high-temperature conditions, along with high compressive and bending strength.
- Wear Resistance and Durability:With a Vickers hardness of 15.7 GPa, the ceramic rod resists wear and deformation even with prolonged use.
- Serrated Surface Design:The finely serrated surface optimizes the fixation and winding of resistance wire, ensuring uniform resistance and better current distribution.
Applications:
- Resistor Component Manufacturing:Widely used in the manufacture of resistors, ensuring stable fixation of the resistance wire and excellent electrical performance.
- Electronic Devices:Suitable for use in high-voltage and high-temperature electronic devices such as transformers, electromagnetic cookers, etc.
- High-Temperature Testing and Experimentation:Ideal for use in laboratory high-temperature tests and experiments, offering excellent thermal stability and electrical insulation.
- Aerospace and Automotive Industries:Plays a crucial role in maintaining stable electrical performance and thermal management in high-temperature electronic systems within the aerospace and automotive industries.
