Precision Machined Zirconia Ceramic (ZrO₂) Components
Custom manufacturing of Yttria-Stabilized Zirconia (YSZ). Offering maximum fracture toughness, steel-matched thermal expansion, and supreme impact resistance.
Strategic Manufacturing Advantage
We specialize in the precision micro-grinding and mirror-polishing of YSZ to achieve a flawless Ra 0.02 mirror surface, ensuring smooth mechanical sliding interfaces with near-zero particle generation.
Key Material Properties
Quantitative engineering data for design validation and material selection
Why Choose Zirconia?
Yttria-Stabilized Zirconia (YSZ) offers unique advantages unmatched by other technical ceramics:
- Maximum Toughness: Highest fracture toughness (K1C ≥ 6.0 MPa·m½) among all technical ceramics, resisting catastrophic failure under impact loading.
- Steel-Matched CTE: Thermal expansion coefficient (9.5 - 10.5 x10⁻⁶/K) closely matches engineering steel, enabling reliable metal-ceramic assemblies without thermal stress cracking.
- Biocompatible: ISO 13356 compliant for medical implant applications, offering excellent biocompatibility and bio-inertness.
High-Value Applications
Proven performance in precision fluidics, optical communications, and industrial automation
Precision Fluidics & Dosing
- •Micro-liquid dispensing pump pistons
- •High-precision dosing cylinders
- •Fluid valve seats
- •Chemical-resistant nozzles
Optical Communications
- •High-precision fiber optic alignment ferrule sleeves
- •ROSA/TOSA ceramic connectors
- •Alignment sleeves
- •Fiber end-face components
Industrial Automation
- •Ceramic positioning pins
- •Wire drawing guide rollers
- •Customized wear-resistant shafts
- •Bushings and bearings
Typical Mechanical & Thermal Properties
Reference data for Yttria-Stabilized Zirconia (YSZ) at room temperature
| Property | Test Method | Unit | Value |
|---|---|---|---|
| Density | ISO 2738 | g/cm³ | 6.05 |
| Flexural Strength | ISO 14704 | MPa | 1000 |
| Young's Modulus | ISO 17561 | GPa | 200 |
| Vickers Hardness | ISO 6507 | HV0.5 | ≥ 1200 |
| Fracture Toughness | ISO 23146 | MPa·m½ | ≥ 6.0 |
| Thermal Conductivity | ISO 22007 | W/m·K | 2.5 |
| Coefficient of Thermal Expansion | ISO 11372 | x10⁻⁶/K | 10.0 |
| Dielectric Strength | IEC 60243 | kV/mm | ≥ 10 |
| Volume Resistivity | IEC 60243 | Ω·cm | > 10¹² |
| Max Service Temperature | Continuous | °C | 800 |
Precision Machining Capabilities for Zirconia
Specialized micro-grinding and mirror-polishing for flawless sliding interfaces
Ra 0.02 Mirror Polishing
Multi-stage diamond lapping and polishing sequence achieving optical-quality surface finish, eliminating micro-scratches and ensuring smooth mechanical sliding.
Precision Cylindrical Grinding
Sub-micron roundness (≤ 0.0005 mm) for pistons, shafts, and rotating components, maintaining perfect circularity under operational loads.
Complex Internal Features
Deep bore grinding, internal threading, and micro-hole drilling with tight positional tolerances for fluidics and dosing applications.
Zero Particle Generation
Flawless surface integrity prevents particle shedding in cleanroom environments, critical for semiconductor and medical device applications.
Tight Dimensional Control
±0.003 mm linear tolerances maintained through optimized grinding parameters and real-time in-process metrology feedback.
Full Traceability Documentation
Complete FAI/OQC reports with dimensional datasheets, material certificates (MTR/CoC), and surface roughness measurements.
Validate Your Zirconia Component Design with KoreCera
Submit your 2D engineering blueprints or 3D CAD files (.STEP / .IGS) below. Our expert engineering team will conduct an in-depth Design-for-Manufacturability (DFM) review and deliver a competitive direct-factory quote. Fast-track prototyping completed within 7-10 business days. Full FAI, OQC, and material traceability reports provided upon delivery.
100% Strict NDA Protection Enforced