High Temperature Ceramic Alumina Fusegear Ceramic Tubes For Cylindrical Fuse

High Temperature Ceramic Alumina Fusegear Ceramic Tubes For Cylindrical Fuse

As a leading manufacturer of advanced ceramic solutions, we provide high-temperature ceramic alumina fusegear tubes and industrial alumina rods designed for critical applications in power systems, automotive fuses, and industrial equipment. Our high-purity alumina ceramic rods and cylindrical fuse tubes deliver unmatched thermal stability, electrical insulation, and mechanical durability under 1,800°C operating conditions.

Industry Applications: Proven Performance in Real-World Scenarios

1. High-Voltage Fuse Protection (Power Grid Systems)

Challenge: Traditional polymer fuse tubes degrade rapidly in 15kV+ switchgear due to arc erosion.

Solution: Our glazed alumina fusegear tubes withstand 30kA fault currents with zero carbonization.

Result: 50% longer maintenance cycles for substation fuse holders (IEC 60282-1 compliant).

2. Automotive EV Fuse Systems

Challenge: Lithium battery packs require ultra-fast fuse protection at 800V DC.

Solution: High-purity alumina ceramic rods act as arc-quenching cores in pyro fuses.

Result: 0.1ms cutoff response at 1,500°C, achieving AS60898 certification.

3. Industrial Heating Element Insulators

Challenge: Molten salt electrolysis cells demand corrosion-resistant insulators.

Solution: 99.9% Al₂O₃ tubes resist HCl/NaOH vapors at 1,200°C.

Result: 3x lifespan vs. silicon carbide insulators in aluminum smelters.

4. Renewable Energy Surge Arresters

Challenge: Solar inverters fail due to humidity-induced tracking in polymer housings.

Solution: Alumina ceramic rods with metallized end caps provide hermetic sealing.

Result: 100% humidity resistance (IP68) for offshore wind farm arresters.

Competitive Advantages: Why Global Leaders Choose Us

Precision Machining: Laser-cut threads, CNC grinding for ±0.05mm tolerance.

Rapid Prototyping: 15-day lead time for custom fuse tube geometries.

Cost Savings: 40% lower thermal expansion vs. steatite ceramics (α=7.2×10⁻⁶/°C).

Certifications: UL 94 V-0, IEC 60672-2, ISO 13765.

Request Custom Solutions or Bulk Quotes

Whether you need ceramic rods for aerospace circuit breakers or alumina fuse tubes for EV charging stations, our engineers provide:

✅ Material selection guidance

✅ FEM thermal stress simulations

✅ On-site dielectric testing reports

Contact us today for free samples or to discuss your project’s unique requirements.

Main Features:

1. High hardness

2. High heat resistance

3. Good wear resistance

4. High electrical resistivity

5. High corrosion resistance

Technical Parameters

Production process

1. Grind and crush the raw materials to be slurry or powder

2. se-different method to making the slurry or powder into semi-finished products

3. Put the semi-finished products into the kiln for dewaxing and sintering;

4. After forming and sintering, Ceramic Sleeves products can also be processed by subsequent CNC precision machining according to the drawing requirements. Then Q/C test.

5. Finally package Ceramic Sleeves by bubble paper or cartons and place it on tray for delivery

Certifications

Our customers

Packaging and shipping

Transport

FAQ：

Q: Do you have the products in stock? 

A: Some standard produce have in stock, such as ceramic band heater insulator; bobbin heater insulator and ceramic connector. But it needs to check according to your requirement.

Q: How do you pack the goods?

A: Our standard packaging is carton, we can customize it as per your requirement as well.

Q: How many days do you finish the sample?

A: Usually 15 business days (Including 8days for making furnaces and 7days for producing samples)