Dayoo Advanced Ceramic Co.,Ltd
| Delivery Time | Negotiable |
| Payment Terms | Negotiable |
| Mechanical Strength | High |
| Melting Point | 1900°C |
| Dimension | 128*17*4mm |
| Tolerance | ±0.005mm |
| Colour | dark grey |
| Breakdown Voltage | 20-25 KV/mm |
| Fracture Toughness | 7 MPa |
| Port | Shanghai |
| Usage | high temperature environment |
| Blade Material | Silicon Nitride Ceramic |
| Size Range | 0.5mm-100mm |
| Color | White |
| Wattage Density | 2~25W/cm2 |
| Corrosion Resistance | High |
| Processing Service | Bending, Welding, Cutting, Moulding |
| Packaging Details | Carton |
| Place of Origin | Made In China，Zhejiang，Jinhua |
| Brand Name | Dayoo |
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Product Specification
| Delivery Time | Negotiable | Payment Terms | Negotiable |
| Mechanical Strength | High | Melting Point | 1900°C |
| Dimension | 128*17*4mm | Tolerance | ±0.005mm |
| Colour | dark grey | Breakdown Voltage | 20-25 KV/mm |
| Fracture Toughness | 7 MPa | Port | Shanghai |
| Usage | high temperature environment | Blade Material | Silicon Nitride Ceramic |
| Size Range | 0.5mm-100mm | Color | White |
| Wattage Density | 2~25W/cm2 | Corrosion Resistance | High |
| Processing Service | Bending, Welding, Cutting, Moulding | Packaging Details | Carton |
| Place of Origin | Made In China，Zhejiang，Jinhua | Brand Name | Dayoo |
| High Light | oxidation resistance silicium nitride ，silicium nitride high thermal conductivity ，oxidation resistance ceramic nitride | ||
This product is a silicon nitride ceramic irregular slide block manufactured using gas pressure sintering technology, featuring a uniform dark gray color and mirror-level smoothness achieved through precision polishing. The product adopts an innovative integrated structural design, combining an irregular block main body, semi-cylindrical positioning protrusion, and through-type circular hole to achieve multifunctional structural integration. This composite design ensures precise positioning functionality while providing excellent mechanical support, making it particularly suitable for high-precision industrial equipment applications.
• Precision Machinery: CNC machine tool positioning slide blocks, automated equipment guide components
• Fluid Control Systems: High-pressure pump and valve sealing connectors, chemical equipment wear-resistant liners
• Semiconductor Manufacturing: Wafer transfer robotic arm connection blocks, vacuum equipment insulation positioning parts
• Measuring Instruments: Precision measurement platform vibration damping bases, optical instrument leveling components
• Special Equipment: High-temperature kiln guide slide blocks, laser equipment heat dissipation brackets
→ Excellent Mechanical Properties: Compressive strength ≥2300 MPa, flexural strength ≥680 MPa
→ Outstanding Wear Resistance: Vickers hardness ≥1520 HV, wear life 8 times longer than metal materials
→ Superior Temperature Resistance: Continuous operating temperature -60℃～1300℃
→ Excellent Insulation Performance: Volume resistivity >10¹⁵ Ω·cm, dielectric strength ≥22 kV/mm
→ Low Thermal Expansion Coefficient: 3.2×10⁻⁶/℃, ensuring dimensional stability in high-temperature environments
| Performance Indicator | Technical Parameter |
|---|---|
| Material Composition | Si₃N₄ ≥96.8% |
| Appearance | Dark Gray Mirror Polishing |
| Bulk Density | 3.26 g/cm³ |
| Through-Hole Accuracy | H6 Grade Tolerance |
| Surface Roughness | Ra ≤ 0.1 μm |
| Operating Temperature Range | -60℃～1300℃ |
| Thermal Conductivity | 27 W/(m·K) |
| Fracture Toughness | 7.2 MPa·m¹/² |
High-purity powder formulation → Uniform binder mixing → Isostatic pressing → Vacuum debinding → Gas pressure sintering → Three-dimensional rough grinding → Precision hole machining → Surface fine grinding → Mirror polishing → Non-destructive testing
Ensure accurate alignment between positioning protrusion and matching groove during installation
Recommended fit clearance: 0.03-0.08 mm
Reserve thermal expansion allowance when used in high-temperature conditions
Regularly inspect through-hole inner wall and positioning protrusion for wear
Avoid contact with strongly corrosive media such as hydrofluoric acid and hot concentrated alkali solutions
• 18-month product quality guarantee
• Complimentary technical selection and installation guidance
• Support for small-batch trial orders (Minimum Order Quantity: 15 pieces)
• Provision of material test reports and usage certificates
• Establishment of dedicated customer files with lifelong technical consultation
Q: What are the design advantages of the semi-cylindrical protrusion?
A: The semi-cylindrical structure provides precise radial positioning while facilitating alignment adjustment during installation
Q: How is the dimensional accuracy guaranteed?
A: Using five-axis machining centers, dimensional tolerance reaches ±0.01 mm, roundness ≤0.005 mm
Q: How does it perform in vibrating environments?
A: The high damping characteristics of silicon nitride make it particularly suitable for vibrating environments, with better vibration damping than metal materials
Q: Is custom complex structure supported?
A: Supports 3D modeling customization, maximum processable complex structural part size 150×100×80 mm
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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