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A ceramic machine rod is a solid cylindrical component used in various industrial applications. It is typically made from high-quality ceramics such as Zirconia (Zro2) or Alumina. These rods are known for their excellent mechanical properties, high temperature resistance, and exceptional hardness.
Ceramic rods, also referred to as ceramic bars or sticks, are manufactured through a process that involves shaping and sintering the ceramic material. The resulting product is a durable and rigid rod that can withstand extreme operating conditions.
Ceramic rods find extensive use in industries such as aerospace, automotive, electronics, and manufacturing. They are commonly used as shafts, guides, spindles, or support components in machinery and equipment. The superior properties of ceramics, such as their low thermal expansion, high wear resistance, and electrical insulation, make them ideal for these applications.
The Zro2 ceramic rod is specifically made from Zirconia, a type of ceramic known for its exceptional strength and toughness. It offers excellent corrosion resistance, high thermal shock resistance, and low friction characteristics. Zro2 ceramic rods are often used in precision instruments, cutting tools, and wear-resistant applications.
On the other hand, the Alumina ceramic rod is made from Aluminum Oxide (Al2O3), a widely used ceramic material. Alumina ceramic rods exhibit high hardness, excellent electrical insulation, and good chemical resistance. They are commonly used in high-temperature applications, electrical insulators, and as wear-resistant components.
Technical Parameters:
| Item | Unit | Al2O3 95％－97％ | Al2O3 99％ |
| Desity | g/cm3 | 3.7 | 3.85 |
| Flexural Strength | Mpa | 300 | 340 |
| Compressive Strength | Mpa | 3400 | 3600 |
| Modulus of Elaslicity | Gpa | 350 | 380 |
| Impact Resistance | Mpa m1/2 | 4.0 | 5 |
| Weibull Moudulus | m | 10.0 | 10 |
| Vickers Hardness | HV0.5 | 1200.0 | 1300 |
| Thermal Expansion Coefficent | 10-6K-1 | 5.0-8.3 | 5.4-8.3 |
| Thermal Conductivity | W/mK | 24 | 27 |
| Thermal Shork Resistance | △T℃ | 250 | 270 |
| Maximum Use Temperature | ℃ | 1600 | 1650 |
| Volume Resistivity at 20℃ | Ω | ≥1014 | ≥1014 |
| Dielectric Constant | KV/mm | 20 | 25 |
| Open Porosity | % | 0 | 0 |
| Dielectric Constant | ξr | 10 | 10 |
| Dielectric Loss Angle | Tanσ | 0.001 | 0.001 |
| Item | Unit | ZrO2 | ZTA |
| Desity | g/cm3 | 6.05 | 4.1 |
| Flexural Strength | Mpa | 1300 | 480 |
| Compressive Strength | Mpa | 3000 | 3300 |
| Modulus of Elaslicity | Gpa | 205 | 320 |
| Impact Resistance | Mpa m1/2 | 12 | 7 |
| Weibull Moudulus | m | 25 | 15 |
| Vickers Hardness | HV0.5 | 1150 | 1600 |
| Thermal Expansion Coefficent | 10-6K-1 | 10 | 9 |
| Thermal Conductivity | W/mK | 2 | 20 |
| Thermal Shork Resistance | △T℃ | 280 | 260 |
| Max Useage Temperature | ℃ | 1000 | 1600 |
| Volume Resistivity at 20℃ | Ω | ≥1010 | ≥1012 |
| Open Porosity | % | 0 | 0 |
Except for the ceramic grinders, we manufacturer many other advanced ceramic parts, like ceramic substrates, ceramic disc,ceramic tubes,ceramic rod,ceramic sealing piston ,ceramic switch base, ceramic lining plate bricks and so on.
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Main Product:
Advanced Ceramics ,
Engineering Ceramics,
Ceramic Disc,
Ceramic Insulator,
Precision Ceramics,
Electrical Ceramics
