Zirconia Ceramic Multi-functional Protective Sleeves and Wear-Resistant Bushings: Reliable Guardians for Electronics and Precision Machinery

Product Introduction

Zirconia ceramic multi-functional protective sleeves and wear-resistant bushings are high-performance industrial components made from yttria-stabilized zirconia (3Y-TZP) material. Manufactured through advanced powder metallurgy and precision machining technology, these products exhibit exceptional mechanical properties and special functional characteristics, specifically designed for electronic equipment insulation protection, precision instrument high-temperature protection, and mechanical system wear resistance requirements.

Main Applications

• Electronic Equipment: High-voltage insulating sleeves, precision wire protection tubes, circuit insulation isolation parts

• Precision Instruments: Thermocouple protection tubes, sensor insulating sleeves, optical instrument heat insulation tubes

• Mechanical Systems: High-precision wear-resistant bushings, oil-free lubrication bearings, mechanical sealing rings

• Special Applications: Semiconductor equipment insulating parts, vacuum system protection tubes, high-temperature furnace conduits

Core Advantages

• Excellent Insulation Performance: Volume resistivity >10¹⁴ Ω·cm, dielectric strength ≥15 kV/mm

• Ultra-High Wear Resistance: Vickers hardness ≥1250 HV, wear resistance is 15 times that of bearing steel

• Outstanding High-Temperature Resistance: Maximum operating temperature 1500℃, excellent thermal stability

• Low Friction Coefficient: Good self-lubricating properties, friction coefficient ≤0.15

• Superior Corrosion Resistance: Resistant to acid and alkali corrosion, suitable for harsh chemical environments

• Precise Dimensional Control: Machining accuracy up to ±0.002 mm

Specification Parameter Table

Process Flow

Raw material selection → Formula optimization → Spray granulation → Isostatic pressing → Pre-sintering → CNC machining → High-temperature sintering → Precision grinding → Laser marking → Non-destructive testing → Cleaning and packaging

Usage Instructions

1. Clean inner and outer surfaces before installation to ensure no residue

2. Use specialized tools for installation to avoid direct impact or shock

3. Control heating rate ≤10℃/minute in high-temperature environments

4. Regularly inspect wear conditions and replace damaged parts promptly

5. Store in dry conditions with moisture and impact protection

After-Sales Service

• 24-month quality warranty

• Professional technical team support

• 48-hour rapid response

• Free technical consultation

FAQ

Q: What are the advantages of zirconia sleeves compared to alumina sleeves?
A: They offer higher strength and toughness, better wear resistance, and longer service life.

Q: What is the maximum producible length?
A: The maximum length for standard products is 500mm, with customization up to 1000mm for special requirements.

Q: Is small batch customization supported?
A: Yes, we support various customization needs from samples to batch production.

Q: How to ensure insulation performance?
A: Through strict raw material control and process assurance to ensure volume resistivity >10¹⁴ Ω·cm.