Dayoo Advanced Ceramic Co.,Ltd
| Delivery Time | Negotiable |
| Payment Terms | Negotiable |
| Wear Resistance | Very High |
| Shape | Customizable (e.g. rods, tubes, plates) |
| Electrical Insulation | Excellent |
| Corrosion Resistance | High |
| Type | ceramic ball |
| Chemical Resistance | Excellent |
| Max Operating Temperature | 1600°C |
| Thermal Shock Resistance | Excellent |
| Flexural Strength | 350 MPa |
| Elastic Modulus | 380 GPa |
| Melting Point | 2072°C |
| Color | White |
| Method | lsostatic presure |
| Dielectric Constant | 9.8 |
| Applications | High temperature and high voltage insulators, wear-resistant components, electronic substrates, etc. |
| Place of Origin | Made In China |
| Brand Name | Dayoo |
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Product Specification
| Delivery Time | Negotiable | Payment Terms | Negotiable |
| Wear Resistance | Very High | Shape | Customizable (e.g. rods, tubes, plates) |
| Electrical Insulation | Excellent | Corrosion Resistance | High |
| Type | ceramic ball | Chemical Resistance | Excellent |
| Max Operating Temperature | 1600°C | Thermal Shock Resistance | Excellent |
| Flexural Strength | 350 MPa | Elastic Modulus | 380 GPa |
| Melting Point | 2072°C | Color | White |
| Method | lsostatic presure | Dielectric Constant | 9.8 |
| Applications | High temperature and high voltage insulators, wear-resistant components, electronic substrates, etc. | Place of Origin | Made In China |
| Brand Name | Dayoo | ||
| High Light | Various Applications Alumina Products ，Competitive Pricing Alumina Products ，Versatile Alumina Products | ||
High-Purity Alumina Ceramic Components For Precision Positioning Equipment In Automation Systems
This series of alumina ceramic transmission components and positioning turntables are manufactured from 99.5% high-purity Al₂O₃ material, featuring ultra-high hardness (HV1500) and end-face runout accuracy (≤0.005mm/m). Through specialized grain boundary control technology, the products achieve exceptional wear resistance (wear rate <10⁻⁷mm³/N·m) while maintaining high strength, specifically designed for precision transmission systems and high-accuracy positioning equipment.
Semiconductor Equipment: Lithography precision turntables, wafer transfer robotic arm joints
Automation Systems: Industrial robot harmonic drive components, linear motor positioning stages
Medical Devices: Surgical robot transmission gears, CT scanner rotating bearings
Optical Instruments: LiDAR rotating components, astronomical telescope azimuth turntables
Measurement Equipment: CMM rotary tables, roundness tester spindles
| Characteristic | Technical Specification | Application Value |
|---|---|---|
| Wear Resistance | >5 million cycles lifespan | Reduces maintenance frequency |
| Dimensional Stability | Thermal deformation <1μm/100℃ | Ensures long-term positioning accuracy |
| Corrosion Resistance | Withstands pH1-14 media | Suitable for harsh environments |
| Operation Smoothness | Vibration <0.1μm RMS | Improves system resolution |
| Parameter | Standard Grade | High-Precision Grade |
|---|---|---|
| Material Purity | 99.5% Al₂O₃ | 99.9% Al₂O₃ |
| Hardness | HV1500 | HV1800 |
| Flatness | ≤0.01mm | ≤0.003mm |
| Roundness | ≤0.005mm | ≤0.001mm |
| Friction Coefficient | 0.12 | 0.08 (polished surface) |
| Maximum Rotation Speed | 3000rpm | 5000rpm |
Powder Processing: 0.2μm high-purity powder with grain boundary control additives
Forming Technology:
Isostatic pressing (200MPa)
Injection molding (complex gear profiles)
Sintering Technology: 1650℃ hydrogen atmosphere sintering + HIP
Precision Machining:
5-axis grinding (profile accuracy ±0.002mm)
Ultra-precision polishing (Ra≤0.05μm)
Inspection Process:
Laser interferometer dynamic balance testing
Full-dimension CMM measurement
⚠ Mechanical Assembly Requirements:
Recommended fit tolerance H6/g5
Thermal balancing required before assembly (temperature gradient <2℃/min)
50-hour run-in period (load ≤30% rated value)
⚠ Usage Limitations:
Dry running prohibited (lubrication required)
Avoid axial impact loads
Operating environment humidity <80%RH
Technical Support: Free dynamic simulation analysis reports
Rapid Response: 72-hour fault diagnosis service
Custom Development: Non-standard gear profiles/hole patterns supported
Q: Advantages over metal transmission components?
A: 40% lighter weight, non-magnetic, corrosion resistant, 3-5x longer lifespan
Q: Maximum producible diameter?
A: Standard size Φ500mm, special orders up to Φ800mm
Q: Conductive treatment available?
A: Antistatic versions with surface resistance 10⁴-10⁸Ω
Q: Extreme temperature adaptability?
A: Standard -60℃~800℃, special treatment up to 1200℃
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Total Annual:
>1000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
We are a company with many years of experience in the production of special precision ceramics and the ability to design, manufacture, process and sell structural and functional parts of various special precision ceramics. Deyu Precision Ceramics Technology Co., Ltd. has many years of e... We are a company with many years of experience in the production of special precision ceramics and the ability to design, manufacture, process and sell structural and functional parts of various special precision ceramics. Deyu Precision Ceramics Technology Co., Ltd. has many years of e...
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