Ceramic CNC Machining
Taidexing offers a wide range of ceramic materials for CNC machining, including alumina, zirconia and silicon carbide. With high hardness, high temperature and corrosion resistance, these materials are widely used in electronic components and mechanical parts.
Our CNC machining services ensure the precision and surface finish of custom ceramic parts, meeting the requirements of high-performance applications. Whether you need CNC ceramic parts for industrial, medical, or electronics use, our experienced ceramic machining capabilities deliver exceptional quality.
Advantages of CNC Ceramic Parts
Extreme Hardness and Wear Resistance
Ceramic materials like alumina and zirconia are significantly harder than metals, ensuring longer service life even in abrasive environments.
High Temperature Stability
Ceramics maintain their strength and integrity at temperatures far exceeding those tolerated by metals and polymers.
Excellent Electrical Insulation
Many ceramics are natural electrical insulators, ideal for electronic, semiconductor, and high-voltage applications.
Chemical and Corrosion Resistance
Ceramics resist acids, alkalis, and most chemical attacks, making them perfect for harsh operating conditions.
Dimensional Stability
Ceramic parts exhibit minimal thermal expansion, ensuring high precision and tight tolerances even under thermal cycling.
Biocompatibility
Certain ceramics are biocompatible and are widely used in medical and dental implants.
Common Ceramic CNC Machining Materials
Aluminum oxide (Al₂O₃)
Zirconia ceramics (ZrO₂)
Silicon Carbide (SiC)
Aluminum oxide (Al₂O₃) ceramics have high hardness, strength, and excellent wear and corrosion resistance, and are widely used in the manufacture of high-precision components such as electronic insulation, mechanical wear parts, and medical equipment. Its insulating properties and high temperature resistance (up to 1500°C) make it an ideal processing material for stable performance in high-temperature environments such as electronics, chemicals and aerospace.
| Model | Density (g/cm³) |
Hardness (HV) |
Tensile Strength (MPa） |
Fracture Toughness (MPa-m^0.5) |
Heat Resistance (°C) |
| 96% Alumina | ~3.7 | 1500 | 300 | 3.0 | 1600 |
| 99% Alumina | ~3.9 | 1700 | 350 | 3.5 | 1700 |
| 99.5% Alumina | ~3.9 | 1800 | 370 | 4.0 | 1750 |
| High Purity Alumina (99.9%) | ~3.95 | 1900 | 400 | 4.5 | 1800 |
| Porous Alumina | ~3.5 | 1200 | 250 | 2.5 | 1400 |
Zirconia (ZrO₂) ceramics are widely used in CNC machining for their high toughness, hardness and wear resistance. Its superior strength and crack resistance compared to aluminum oxide makes it suitable for precision parts where high impact and wear resistance is required. Its corrosion resistance and chemical stability make it useful in medical, automotive and aerospace applications for cutting tools, seals, dental materials and more. In addition, zirconia’s excellent thermal insulation properties make it suitable for high-temperature environments.
| Model | Content (%) |
Density (g/cm³) |
Hardness (HV) |
Flexural strength (MPa) |
Toughness (MPa-m^1/2) |
Thermal conductivity (W/m-K) | Maximum working temperature (°C) |
| Y-TZP | ZrO₂≥94% | 6.0-6.1 | 1200 | 900-1200 | 8-10 | 2.5 | 1000 |
| Mg-PSZ | ZrO₂≥94%,MgO4-5% | 5.7 | 1100 | 800-1000 | 6-8 | 2.5 | 1100 |
| Ce-TZP | ZrO₂≥90%,CeO₂10% | 6.1 | 1200 | 600-800 | 10-12 | 2.6 | 1000 |
Silicon Carbide (SiC) ceramics are widely used in CNC machining due to their excellent resistance to high temperatures, corrosion, and high hardness. They are particularly suitable for the manufacture of mechanical seals, semiconductor equipment parts, and wear-resistant components, and are widely used in aerospace and chemical applications. Its good thermal conductivity makes it stable in extreme environments and suitable for applications requiring high strength and durability.
| Model | Content (%) |
Density (g/cm³) |
Hardness (HV) |
Flexural strength (MPa) |
Thermal conductivity (W/m-K) |
Maximum working temperature (°C) |
| RBSC | SiC ≥ 85% | 3.1-3.2 | 2200 | 300-400 | 90-100 | 1350 |
| SSiC | SiC ≥ 98% | 3.1 | 2500 | 400-500 | 120-130 | 1600 |
| HPSiC | SiC ≥ 99% | 3.1-3.2 | 2700 | 500-600 | 130-140 | 1800 |
Ceramic CNC Machining Tolerances
We understand that the precision of ceramic parts is critical. Our advanced CNC machining processes, combined with grinding and post-processing techniques, allow us to achieve tolerances as tight as ±0.005 mm on critical dimensions. Whether you’re working with green or sintered ceramics, we can tailor our machining strategy to meet your tolerance requirements, ensuring reliable performance in demanding applications.
| Standard Tolerance | Tight Tolerance | |||||||||||
| Dimension | ±0.05 mm | ±0.01 mm | ||||||||||
| Hole Diameter | ±0.03 mm | ±0.005 mm | ||||||||||
| Flatness (100 mm) | 0.03 mm | 0.01 mm | ||||||||||
| Parallelism | 0.05 mm | 0.01 mm | ||||||||||
| Perpendicularity | 0.05 mm | 0.02 mm | ||||||||||
| Roughness | Ra 3.2 μm | Ra 0.4 μm | ||||||||||
| Concentricity | ±0.03 mm | ±0.01 mm | ||||||||||
Plastic CNC Machining for Various Industries
Medical
Surgical tools, dental implants, wear-resistant components.
Electronics
Insulators, chip carriers, substrates, precision fixtures.
Robotics
Lightweight, high-precision plastic components such as structural housings, cable brackets, and sensor mounts help reduce overall payload and improve system efficiency in robotic applications.
Industrial Equipment
Custom plastic parts like bushings, wear pads, and low-friction guides are widely used in automation systems due to their self-lubricating properties, chemical resistance, and electrical insulation.
Semiconductor
High-performance plastics like PVDF and PTFE are used for battery insulation, fluid manifolds, and corrosion-resistant components in hydrogen, solar, and battery technologies.
Precision Instruments
Plastic is ideal for low thermal expansion and non-magnetic parts such as positioning blocks, test fixtures, and optical mounts, enabling high measurement accuracy.
Contact Information
Email: liu.ji@cq-taidexing.com
Address: No. 2 Xishan Road, Biquan Subdistrict, Bishan District, Chongqing City
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