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Blue Zirconia Strip Rod Bar is a typical application of industrial ceramics in precision wear-resistant applications. With their high hardness, low friction, corrosion resistance, and high precision, they are widely used in industries such as printing, textiles, food, and semiconductors. They can be used as ink doctor blades in printing presses, wear-resistant guide strips in textile equipment, or guide rails in precision machinery, perfectly replacing traditional metal/plastic parts and significantly improving equipment lifespan and production accuracy.
Blue Ceramic Strip Rod Bar
Product Description
Blue Ceramic Strip Rod Bar is high-performance structural ceramic profiles made from high-purity yttrium-stabilized tetragonal zirconia (3Y-TZP) as the matrix and colored using cobalt aluminum spinel technology. This product not only inherits the ultra-high mechanical properties of zirconia ceramics ("ceramic steel"), but also achieves a perfect unity of functionality and branding with its unique cobalt blue color, making it an ideal choice for precision machinery, optical instruments, electronic equipment, and high-end decorative structural components. As a dedicated solution for elongated structural components, this product utilizes a fully controlled process of cold isostatic pressing, high-temperature sintering, and precision CNC machining to ensure straightness, parallelism, and dimensional accuracy at the micron level, meeting the comprehensive requirements of high-end equipment for high strength, wear resistance, thermal stability, and easy identification of structural components.
Product Specifications
1.Length: 20-300mm (customizable)
2.Width: 5-50mm (customizable)
3.Thickness: 2-20mm (customizable)
4.Tolerance: ±0.01-0.05mm
5.Surface roughness: Ra≤0.2μm;
6.Chamfering, grooving, and holes can be machined upon request.
Material grade
| Grade | Zirconia content | Stabilizer | Density | Flexural strength | Applicable Scenarios |
| 3Y-TZP Blue Porcelain | 94% | 3% Y₂O₃ | 6.0 g/cm³ | 900 MPa | General structural components and mechanical parts |
| High-toughness blue porcelain | 94% | 3% Y₂O₃ + toughening agent | 6.0 g/cm³ | 1200 MPa | High-impact, high-load scenarios |
| 5Y-FS Blue Porcelain | 90% | 5% Y₂O₃ | 5.9g/cm³ | 800 MPa | High-temperature environments and frequent thermal shock scenarios |
Key performance parameters
1. Mechanical Properties (Superior to Traditional White Zirconia)
(1)Vickers Hardness: 1220 HV (Higher than white zirconia 1175 HV, black 1100 HV)
(2)Flexural Strength: 900-1200 MPa (Longitudinal strength of long structural members)
(3)Fracture Toughness: 8-9 MPa·m¹/² (Resistance to crack propagation)
(4)Compressive Strength: ≥2000 MPa
(5)Elastic Modulus: 220 GPa (Higher than white zirconia 200 GPa, with superior rigidity)
2.Thermal Properties
(1)Coefficient of Thermal Expansion: 10.0 × 10⁻⁶/°C (close to steel, facilitating mating with metal parts)
(2)Thermal Conductivity: 2.0-2.5 W/(m·K) (low thermal conductivity, excellent thermal stability)
(3)Thermal Shock Resistance: ΔT > 500℃ (no cracking under rapid heating and cooling)
(4)Long-Term Operating Temperature: 800-1000℃
3.Physical and Chemical Properties
(1)Density: 6.0 g/cm³ (provides stable mass and inertia)
(2)Surface Roughness: Ra ≤0.02μm (mirror finish achievable after precision grinding)
(3)Chemical Resistance: Resistant to strong acids (pH 0-14), organic solvents, and oxidizing/reducing atmospheres
(4)Biocompatibility: Complies with ISO 10993 standards; medical-grade applications are optional.
Product Advantages
Why Choose Blue Zirconia Strips?
1.Dual Value of Function and Aesthetics
Unlike traditional white or black zirconia, the cobalt blue color gives the product:
Visual Recognition: Facilitates identification and positioning by visual inspection systems in automated production lines
Brand Differentiation: A distinctive appearance for high-end equipment, enhancing product added value
Status Indication: Color changes provide a clear indication of wear (fading blue indicates maintenance).
2.Structural Stability – Optimized for Long-Term Conditions
Addressing the risks of warping, deformation, and breakage in long strip structures, this product utilizes:
Isostatic Pressing: Uniform pressure of 200-250MPa eliminates internal stress concentration
Optimized Sintering Curve: Gradient heating from 1450-1550℃, holding for 2-8 hours, controlling grain size <0.5μm for dense and uniform grains
CNC Precision Straightening: Straightness after machining ≤0.005mm/m, meeting the requirements for precision guideways, positioning rulers, etc.
3.Wear-resistant and corrosion-resistant – ensuring a long service life
Wear resistance is 10 times that of hardened steel; service life under sliding friction conditions can reach 5-8 times that of metal parts.
Surface hardness is second only to diamond; no adhesive wear, suitable for cleanroom environments.
4.Insulating and non-magnetic – the first choice for precision instruments
Volume resistivity > 10¹⁴ Ω·cm, suitable for high-voltage insulation structures.
Completely non-magnetic, does not interfere with precision measuring instruments and magnetic levitation systems.
Application
| Applications | Core role |
| 1.Precision Machinery and Automation |
(1)Ceramic guide rails: non-magnetic, wear-resistant guide rails for linear motors and precision slides. (2)Positioning rulers and scales: Precision positioning references for CMM measuring machines and lithography machines (3)Structural support strip: Lightweight, high-strength frame inside semiconductor equipment |
| 2. Optics and Optoelectronics |
(1)Fiber optic V-groove substrate: Precision positioning of fiber optic arrays in optical communication devices (blue for visual alignment). (2)Laser thermal insulation strip: Low thermal conductivity protects optical components; blue surface reduces stray light reflection. (3)Spectrometer slit blade: High hardness maintains a sharp cutting edge, and wear resistance ensures long-term accuracy. |
| 3.Electronics and Semiconductor Manufacturing |
(1)Probe card guide: Precision probe positioning in chip testing equipment (2)Wire bonding machine heat shield: protects the gold wire bonding process; blue color facilitates observation of the bonding status. (3)Electrostatic chuck insulating strip: Insulating support in plasma etching equipment |
| 4.Medical and Life Sciences |
(1)Surgical instrument guides: precision sliding components for endoscopes and surgical robots. (2)Analytical instrument flow channels: corrosion-resistant fluid channels for mass spectrometers and chromatographs (3)Implant trial model: A 1:1 model for preoperative planning of orthopedic implants (blue for easy differentiation of left/right/model). |
| 5.High-end decoration and consumer goods |
(1)Luxury goods structural components: smartwatch case frame, high-end knife handle (2)Automotive trim strips: Lightweight and wear-resistant decorative parts for electric vehicle interiors (3)Precision measuring tools: Ceramic rulers and calipers (measuring surfaces that will never rust and are free from magnetic interference).
|
Precision Machining Technology and Quality Control
1.Manufacturing Process: High-purity blue zircnia powder (nanoscale, Co-Al co-precipitation coloring) → Cold isostatic pressing (200-250MPa, ensuring uniform strip density) → High-temperature sintering (1450-1550℃, solid-state sintering + blue locking) → CNC precision machining (5-axis machining with diamond tools, ±0.005mm) → Precision grinding (surface grinding + centerless grinding, Ra≤0.02μm) → Laser marking (optional) → Clean packaging
2.Key Process Controls
(1)Coloring Uniformity Control: Pre-coloring powder using chemical co-precipitation method to avoid color differences caused by uneven mixing.
(2)Anti-deformation sintering: Long-term buried firing process, controlling the heating rate 5-10℃/min to prevent high-temperature creep.
(3)Precision Machining Strategy: For the brittleness of ceramics, a "small depth of cut, high speed, circulating cooling" process is adopted to avoid edge chipping and micro-cracks.
Testing Standards
| Testing items | Accuracy indicators | Detection methods |
| Straightness | ≤0.005mm/m | Laser interferometer |
| Flatness | ≤0.005mm | Coordinate Measuring Machine (CMM) |
| Parallelism | ≤0.005mm | Coordinate Measuring Machine (CMM) |
| Surface roughness | Ra ≤0.02μm | White light interferometer |
| Dimensional tolerances | ±0.005mm | Coordinate Measuring Machine (CMM) |
| Color consistency | ΔE≤1.0 | Spectrophotometer |
Specifications and Customization Services
1.Standard Specifications
Length: 10mm - 500mm (longer lengths can be spliced)
Cross Section: Square (1×1mm - 50×50mm), Round (φ1-50mm)
Tolerance: Standard ±0.01mm, Precision ±0.005mm
Surface: Sintered (Ra 0.4μm), Finely Ground (Ra 0.05μm), Polished (Ra 0.02μm)
2.Customization Capabilities
Irregular Cross Sections: T-shaped, L-shaped, I-shaped, Slotted/Hole-type Structures
Functional Structures: Threaded (M1-M20), Stepped, Chamfered, Curved Surfaces
Assemblies: Inlay with metal parts, Adhesive bonding, Bolted connection
Custom Colors: Sky blue, Cobalt blue, Navy blue, and other shades available
Material comparison with competitors
| Performance indicators | Blue zirconium oxide strips | White zirconium oxide strip | Alumina strips | Stainless steel strip |
| Hardness | 1220 HV | 1175 HV | 1800 HV | 200 HV |
| Toughness | 8-9 MPa·m¹/² | 8-9MPa·m¹/² | 4.5 MPa·m¹/² | 50+ MPa·m¹/² |
| Color stability | Never fade | True Colors | True Colors | Easily oxidized and discolored |
| Distinguishing | High (blue) | Low | Low | Low |
| Abrasion resistance | Excellent | Excellent | Perfect | Not good |
| Insulation | Excellent | Excellent | Excellent | Bad |
| Magnetic | No | No | No | Yes |
| Machining accuracy | ±0.005mm | ±0.005mm | ±0.01mm | ±0.01mm |
| Price | Medium and high | Middle | Low | Low |
Selection Guide
| Application scenarios | Recommended specifications | Key considerations |
| Precision guide rail | 3Y-TZP, polished state | Straightness ≤ 0.005mm, low coefficient of friction |
| Optical positioning | 3Y-TZP, mirror polished | Ra≤0.02μm, blue facilitates visual alignment. |
| High temperature insulation | 5Y-TZP, sintered state | Thermal shock stability, cubic phase stability |
| Medical implants | High-purity 3Y-TZP | Biocompatibility certified, sterilizable |
| High voltage insulation | 3Y-TZP, finely ground | Dielectric strength, no risk of breakdown |
| Decorative Structure | 3Y-TZP, polishing + chamfering | Uniform color, no defects in appearance |
Service Support
1.Fast Prototyping: Samples delivered in 7-10 days, customization based on provided drawings or samples supported
2.Bulk Delivery: Monthly capacity of tens of thousands of units, JIT supply supported
3.Technical Support: Material selection, structural design, failure analysis
4.Quality Traceability: Material reports, test reports, and sintering curve records provided for each batch.
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