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Overview of 6holes Alumina 99.8% Ceramic Tubes
6holes Alumina 99.8% Ceramic Tubes is manufactured from 99%+ pure aluminum oxide (Al₂O₃), delivering exceptional mechanical strength and thermal stability. These advanced ceramic parts maintain dimensional stability in extreme environments up to 1800°C, making them perfect for demanding applications in semiconductor equipment, aerospace components, chemical processing, and high-temperature industrial machinery.
Features of 6holes Alumina 99.8% Ceramic Tubes
Ultra-High Temperature Resistance – Withstands continuous operation up to 1800°C
Exceptional Mechanical Strength – Superior hardness and wear resistance compared to metals
Corrosion & Chemical Proof – Resists acids, alkalis, and harsh industrial chemicals
Electrical Insulation – Excellent dielectric properties for electronic applications
Customizable Designs – Available in complex geometries with tight tolerances (±0.01mm)

(6holes Alumina 99.8% Ceramic Tubes)
Specification of 6holes Alumina 99.8% Ceramic Tubes
Our 6-hole alumina ceramic tubes are made from 99.8% pure light weight aluminum oxide. This high pureness ensures superb efficiency in demanding conditions. The tubes include 6 precisely drilled holes running parallel along their size. These holes keep constant spacing for dependable component placement.
Criterion measurements consist of outer sizes from 3mm to 30mm. Wall surface density ranges between 0.5 mm and 5mm. Tube lengths differ from 10mm to 500mm. Personalized dimensions are available. Hole diameters typically gauge 0.8 mm to 4mm. Tight resistances of ± 0.1 mm are conventional.
These tubes withstand extreme temperature levels as much as 1650 ° C. They stand up to thermal shock during quick home heating or air conditioning. The product offers superior electric insulation. Dielectric toughness surpasses 15 kV/mm. Chemical security stops corrosion from acids and antacids. Mechanical hardness is high at Mohs 9. Surface area surfaces are smooth to decrease rubbing.
Secret applications consist of thermocouple security in heating systems. They work as insulators in electric systems. Semiconductor handling equipment utilizes them for wafer handling. Lab tools rely upon their accuracy. They direct laser components in optical configurations. Industrial sensors benefit from their resilience.
Product purity minimizes contamination threats. The six-hole style enables multi-channel procedures. This lowers assembly complexity in small gadgets. Constant geometry makes sure repeatable results. Thermal growth rates continue to be reduced. That keeps structural stability under warm cycles.
Handling consists of accuracy extrusion and sintering. Each tube undergoes rigorous high quality checks. Aesthetic inspections validate surface stability. Dimensional examinations verify opening accuracy. Performance validations check thermal and electric residential or commercial properties. Product packaging utilizes anti-static materials for risk-free delivery.
These tubes fit high-purity settings. They outmatch steel options in harsh settings. Upkeep requirements are low due to inertness. Substitute frequency reduces dramatically. Functional expenses decrease in time.

(6holes Alumina 99.8% Ceramic Tubes)
Applications of 6holes Alumina 99.8% Ceramic Tubes
These 6-hole alumina 99.8% ceramic tubes offer phenomenal performance. Their high purity gives excellent electrical insulation. This makes them crucial for securing delicate parts. They take care of really high temperatures easily. Their thermal stability is essential for requiring settings.
Factories use them extensively for thermocouple defense. Televisions protect the thermocouples from severe furnace conditions. This ensures exact temperature analyses. The numerous openings allow several thermocouples to go through one tube. This streamlines installment and saves room.
Sensor makers count on these tubes. The alumina develops a secure housing for sensing units. It shields sensing units from chemical strike and severe warmth. This is important for process control systems. The tubes make certain sensing units last much longer and work accurately.
Semiconductor production utilizes these tubes thoroughly. Their high pureness stops contamination of sensitive products. They are inert and won’t respond with process gases. This preserves the honesty of silicon wafers. They are crucial for diffusion and annealing actions.
Industrial heating systems require these alumina tubes. They serve as protective sheaths or procedure tubes. Their stamina resists thermal shock throughout fast heating or air conditioning. This protects against cracks and failures. They maintain furnace efficiency over extended periods.
Research laboratory devices take advantage of these tubes. They provide inert linings for high-temperature experiments. Their electrical residential or commercial properties are useful for specialized arrangements. Researchers trust them for constant outcomes.
The six openings give clear pathways. This style arranges wires, thermocouples, or tiny parts. It prevents entangling and damage. The structure adds strength without added weight. This is necessary for intricate settings up.
Company Profile
Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.
Our products includes but not limited to Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of 6holes Alumina 99.8% Ceramic Tubes
What are 6-hole alumina ceramic tubes?
These are long, hollow rods made from super pure alumina (99.8%). They have six holes running straight through their entire length. The material is extremely hard and resistant to wear. People use them where high heat or electrical insulation is needed.
Why is 99.8% alumina important?
This high purity makes the tubes much stronger. It also makes them handle very high temperatures better. They resist chemicals better than lower purity ceramics. Their electrical insulation is excellent. This purity means reliable performance in tough conditions.
How hot can these tubes get?
These tubes handle temperatures up to 1700°C (about 3092°F) continuously. They can handle even higher temperatures for short bursts. This makes them good for furnaces and high-heat processes. They won’t melt or degrade easily at these heats.
What are the six holes used for?
The holes let gases or liquids flow through the tube. They also allow wires or sensors to pass through the center. Often, electrodes or thermocouples fit inside these holes. The holes are precise and keep things separate. This design is common in heating elements or sensor protection.
Are these tubes fragile?
Yes, like all ceramics, they can break if hit hard or dropped. Handle them with care. Avoid sudden temperature changes. Don’t expose them to strong impacts. Check them for cracks before use. Proper handling prevents damage.

(6holes Alumina 99.8% Ceramic Tubes)
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