Silicon Nitride Ceramic Irregular Slide Block - Multi-functional Integrated Precision Structural Component

Product Overview

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.

Primary 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

Product Advantages

→ 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

Technical Specifications

Manufacturing Process

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

Usage Guidelines

1. Ensure accurate alignment between positioning protrusion and matching groove during installation

2. Recommended fit clearance: 0.03-0.08 mm

3. Reserve thermal expansion allowance when used in high-temperature conditions

4. Regularly inspect through-hole inner wall and positioning protrusion for wear

5. Avoid contact with strongly corrosive media such as hydrofluoric acid and hot concentrated alkali solutions

Service Commitment

• 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

Frequently Asked Questions

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