Wirewound resistor alumina ceramic rod

Wirewound resistor alumina ceramic rod (also known as ceramic wirewound rod) is a high-performance electronic component designed specifically for resistor elements and electronics manufacturing.

High Electrical Insulation

These alumina ceramic rods exhibit excellent electrical insulation properties, with a breakdown strength exceeding 10 KV/mm, ensuring safe operation in high-voltage environments.

Outstanding Thermal Stability and Mechanical Strength

Featuring high thermal conductivity (27.5 W/(m·K)) and low thermal expansion coefficient (7.6 x 10^-6/℃), these rods maintain dimensional stability under high temperature conditions, along with high compressive strength (2000 MPa) and flexural strength (330 MPa).

Wear Resistance and Durability

With a Vickers hardness of 15.7 GPa (1600 Kg/mm²), these rods resist wear and deformation during prolonged use.

Fine-Toothed Surface Design

This design helps secure the resistor wire, allowing it to be uniformly wound around the rod, ensuring consistent resistance values and improved current distribution.

Resistor Component Manufacturing

Used in resistor manufacturing for winding resistor wires, ensuring secure fixation and stable electrical performance.

Electronic Devices

Applicable in various electronic devices requiring high electrical insulation and thermal stability, such as transformers, induction cooktops, and other electric heating devices.

High-Temperature Experiments and Testing

Due to their high temperature stability and electrical insulation, these ceramic rods can be used in high-temperature experiments and testing in laboratories.

Aerospace and Automotive Industries

In high-temperature electronic systems in these industries, used to maintain stable electrical performance and thermal management.

Wirewound resistor alumina ceramic rods play a crucial role in electronics manufacturing and resistor production due to their excellent electrical insulation, thermal stability, and mechanical strength. The design of these rods optimizes resistor performance, ensuring reliable operation of electronic devices in high-pressure and high-temperature environments. They are indispensable components in modern electronic technology and high-performance resistor manufacturing.

In the field of precision ceramic processing and customization, our company specializes in producing various high-performance ceramic components, including zirconia ceramics, silicon nitride, aluminum nitride, and more. These ceramic components feature excellent thermal stability, electrical insulation, high temperature resistance, and wear resistance, widely used in critical sectors such as aerospace, electronics, machinery, defense, and automotive industries. Our products, known for their outstanding performance and reliability, provide essential support and assurance to customers, helping them enhance production efficiency and optimize product performance.