The black alumina ceramic rod, with alumina as its primary component, is enhanced with a specific proportion of carbon powder and undergoes a unique processing technique to achieve its distinctive black hue. This product not only surpasses alumina rods in terms of electrical insulation, high-temperature resistance, corrosion resistance, and wear resistance, but also possesses exceptional light-blocking properties, fulfilling specific requirements and applications in diverse scenarios.
Brand:
ATCERAItem NO.:
CS-BAR-1001Materials
Alumina CeramicShapes
RodApplications
Electronics and Electricity
1. Its black color satisfies the requirements for light absorption and obstruction.
2. It boasts excellent electrical insulation and a high breakdown voltage.
3. High hardness, good wear resistance, and long service life.
4. Resistance to high temperatures, thermal shock, acids, alkalis, and other chemical corrosion.
The black alumina ceramic rod, renowned for its high hardness, wear resistance, heat and corrosion tolerance, as well as its excellent light absorption and heat dissipation properties, finds significant applications in various industries such as machinery, electronics, chemicals, and optical equipment.
We are committed to delivering optimal alumina rods tailored to your exact specifications. Our dedicated team ensures meticulous adherence to your instructions, striving to exceed customer expectations. Additionally, we offer the flexibility of custom sizes to accommodate your unique requirements.
Please provide drawings and parametric specifications for customization.
| Black Alumina Ceramic Rod Circular | |||
| Item no. | Diameter (mm) |
Length (mm) |
Al2O3's Purity (%) |
| AT-BAR-1001 | 5 | 10-500 | 92-96 |
| AT-BAR-1002 | 8 | 10-500 | 92-96 |
| AT-BAR-1003 | 10 | 10-500 | 92-96 |
| AT-BAR-1004 | 12 | 10-500 | 92-96 |
| AT-BAR-1005 | 20 | 10-500 | 92-96 |
| AT-BAR-1006 | 25 | 300 | 92-96 |
| AT-BAR-1007 | 30 | 10-500 | 92-96 |
| AT-BAR-1008 | 40 | 10-500 | 92-96 |
| Black Alumina Ceramic Bar Square | ||||
| Item no. | Cross-Section Width (mm) |
Cross-Section Height (mm) |
Length (mm) |
Al2O3's Purity (%) |
| AT-BAR-2001 | 3 | 3 | 10-500 | 92-96 |
| AT-BAR-2002 | 5 | 3 | 10-500 | 92-96 |
| AT-BAR-2003 | 7 | 7 | 10-500 | 92-96 |
| AT-BAR-2004 | 9 | 5 | 10-500 | 92-96 |
| AT-BAR-2005 | 10 | 10 | 10-500 | 92-96 |
| AT-BAR-2006 | 15 | 8 | 10-500 | 92-96 |
| AT-BAR-2007 | 20 | 15 | 10-500 | 92-96 |
| Material | 99% Alumina (AL2O3) |
| Thermal Conductivity | 24.0w/m.k |
| Electrical Insulation | ≤22.5KV, temperature resistance up to 1600℃ |
| Density | 3.83g/cm3 |
| Thermal Expansion Coefficient | 7*10-6/℃ |
| Bending Strength (at room temperature) | 310MPa |
| Compressive Strength (at room temperature) | 2200MPa |
| Hardness (Hv) | 1650 |
| Fracture Toughness | 4.2MPa*m1/2 |
*This chart illustrates the standard characteristics of the alumina materials commonly employed in the manufacturing of our alumina products and parts. Please be aware that the attributes of customized aluminum oxide products and parts may vary depending on the specific processes involved.
Alumina rods are carefully packaged in appropriate containers to avoid any potential damage.
1. According to your application scenario, analyze the needs, choose the appropriate material and processing plan.
2. Professional team, quick response, can provide solutions and quotations within 24 hours after confirming the demand.
3. Flexible business cooperation mechanism, support at least one piece of quantity customization.
4. Quickly provide samples and test reports to confirm that the product meets your needs.
5. Provide product use and maintenance suggestions to reduce your cost of use.
Although our primary focus is on advanced ceramic materials such as alumina, zirconia, silicon carbide, silicon nitride, aluminum nitride, and quartz ceramics, we are always exploring new materials and technologies. If you have a specific material requirement, please contact us, and we will do our best to fulfill your needs or find suitable partners.
Absolutely. Our technical team possesses profound knowledge of ceramic materials and extensive experience in product design. We are happy to provide you with material selection advice and product design support to ensure optimal performance for your products.
We do not have a fixed minimum order value requirement. We always focus on meeting our customers' needs, and we strive to provide quality service and products regardless of the order size.
In addition to ceramic products, we also provide a range of additional services, including but not limited to: customized ceramic processing services based on your needs, using blanks or semi-finished blanks produced by yourself; if you are interested in outsourced ceramic packaging and metallization services, please contact us for further discussion. We are always committed to providing you with a one-stop solution to meet your various needs.
Yes, we do. No matter where you are located globally, we can ensure the safe and timely delivery of your order.
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