High Wearing Resistance Zirconia / Alumina Ceramic Tube
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Product Highlights
- High Purity Material: Made from 99.7% high purity alumina oxide for superior performance.
- Customizable Size: Diameter 1-120mm and length 100-2000mm, with custom shapes available.
- Fast Delivery: Large stock ensures delivery within 15 days after order confirmation.
- OEM/ODM Support: Welcome custom designs and samples for tailored manufacturing solutions.
- High Mechanical Strength: Features high hardness (HRA 88) and compression strength (1300 Mpa).
- Versatile Applications: Used in petrochemical, electric, instrumentation, and military projects.
- Competitive Pricing: Large quantity in stock allows for cost-effective and competitive prices.
Product Attributes
- Customization
- Available
- Application
- Insulators, Electrical Winding Insulation
- Color
- Ivory and White
- Model NO.
- RY-T020
- Material
- Ceramic
- Maximum Voltage
- <10KV
- Thermal Rating
- 1800 Degree C
- Shape
- Pipe
- Alumina Content
- 99.7% Alumina
- Size
- Customized
- Feature
- High Temperature Resistance
- Type
- Insulation Sleeve & Tube
- Chemistry
- Inorganic Insulation
- Classification
- Organic Insulating Material
- Certification
- ISO9001
- Transport Package
- Export Wooden Box
- Specification
- based on order quantity
- Origin
- China
- HS Code
- 854710000
- Production Capacity
- 500000PCS/Month
Product Images of High Wearing Resistance Zirconia / Alumina Ceramic Tube
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Product Description
High purity ceramic alumina tube parameters:
1.Material : High purity alumina oxide 95%-99%
2.Application:
4. Diameter from 1mm to 120mm,Length from 100mm to 2000mm,
multi bores tubes can be made.
5. Max working temperature 1800.
6. Out surface can be grinded drilling hole to make tight tolerance and right instillation.
7.Large quantity in stock makes fast delivery and competitive prices.
8.OEM and ODM are welcomed
Main performance index about alumina ceramic tube:
| Project | Test the condition | Unit | 99 porcelain | 95 porcelain | Talc porcelain | |
| Backbone | 99%AL2O3 | 95%AL2O3 | MgO.SiO2 | |||
| Physical property | Density of volume | Normal atmospheric temperature | g/cm3 | 3.8 | 3.6 | 2.8 |
| Airtight | Normal atmospheric temperature | . | .Pass | Pass | - | |
| Absorbing water rate | Normal atmospheric temperature | % | 0 | 0 | 0 | |
| Temperature that frit | °C | 1800 | 1650 | 1350 | ||
| Mechanical performance | Rockwell hardness | Normal atmospheric temperature | HRA | 88 | 86 | 76 |
| Resist the intensity of turning back | Normal atmospheric temperature | Mpa | 350 | 320 | 150 | |
| Compression strength | Normal atmospheric temperature | Mpa | 1300 | 1200 | 900 | |
| Hot performance | Use temperature at most | °C | 1700 | 1600 | 1200 | |
| Heat resistant shaking | 20O°C-1100O°C | 10Num | Pass | Pass | Pass | |
| Hot coefficient of expansion | 20O°C-80O°C | ×10-6mm/°C | 6.5-8.5 | 6.5-8.0 | 5.0-6.2 | |
| Heat-conduction rate | 25°C | W/m.k | 29 | 25 | 2.9 | |
| 300°C | W/m.k | 18 | 13 | 2 | ||
| Dielectric constant | The medium lossing | 1MHz2O°C | ×10-4 | ≤2.5 | ≤4 | ≤8.0 |
| The angle tangent is worth | 1MHz8O°C | ×10-4 | ≤3.5 | ≤4.2 | - | |
| Dielectric strength | Normal atmospheric temperature | KV/mm | 15 | 16 | 20 | |
| Dielectric constant | 1MHz2O°C | 9-10.5 | 9-10 | ≤7.5 | ||
| Resistivity of volume | 2O°C | Ω.cm | >1012 | >1012 | >1013 | |
| 10O°C | Ω.cm | 1012-1013 | 1012-1013 | 1010-1011 | ||
| 30O°C | Ω.cm | >1012 | 3.1×109 | 5×108 | ||
Products photos :


Shipping of alumina ceramic tube: delivery within 15 days after confirm the order.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2391614". Items marked "" are certified.
Company Profile
Hunan Rui Yue industrial and trade Co., Ltd was established in 1997, specializing in<br><br>Research and development. Main as: Alumina/Zirconia/Aluminium nitride/Pyrolytic boron nitride and series products, Also accept OEM and ODM. <br><br>The products are widely used in lamps and lanterns, electric appliances, electric<br><br>Heating products, nozzle, auto parts, wear-resistant parts of insulation material, etc. <br><br>The company always adhere to quality survival, innovation and development, the integrity<br><br>Of the brand, to protect and thoughtful after-sales service enterprises as the goal, <br><br>Over the years, Our products are sold well all over the country, and exported to Germany, <br><br>United States, Finland, Brazil, Russia, Mexico...More than 20 countries, product quality<br><br>And service are highly praised by customers. <br><br>"Superior quality, preferential price"is our management tenet, we sincerely expect to<br><br>Cooperate with the masses of domestic and foreign customers, common development! <br><br>Welcome to visit and investigate of our company.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Industrial Zone, Hunan Province, Zhuzhou, Hunan, China
-
Plant Area
- 150 square meters
-
Number of Employees
- 9
-
Registered Capital
- 2,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shenzhen Port
-
Minimum Order Quantity
- 1 Pc
-
Supply Chain Partners
- 4
Our Production Capability & Technical Expertise
-
Main Products
- Fire Assay Crucible and Clay Crucible Cupel, Ceramic Faucet Disc Alumina Ceramic Disc for Tap, Alumina Ceramic Tube Aluminum Trioxide Refractory Kiln Tube, Silicon Carbide Beam Kiln Tube Sic Nozzle
-
Production Lines
- 2
-
Production Machines
- Automatic Moulding Machine, Fire Assay Crucible Furnace, Material Pressing Machine, First Refining Machine, Clay Shredder Machine, Hydraulic Press Machine, Manual Moulding Machine, Drying Line, Ball Milling Machine
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Designs, Customization from Samples
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2016-07-11
-
Export Year
- 7 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What is the alumina content of the tube?
- The tube is made of 99.7% high purity alumina oxide.
- What are the available size options?
- Diameter ranges from 1mm to 120mm, and length from 100mm to 2000mm. Custom sizes are also available.
- What is the delivery time?
- Delivery is within 15 days after confirming the order due to large stock availability.
- Do you accept OEM and ODM orders?
- Yes, OEM and ODM are welcomed, including customization from designs and samples.
- What is the minimum order quantity?
- The minimum order quantity is 1 piece.
- What payment methods are accepted?
- Accepted payment methods include LC, T/T, D/P, PayPal, and Western Union.
- What are the main applications for this ceramic tube?
- It is mainly used in thermocouple temperature measurement, liquid steel continuous temperature monitoring, and various industrial furnaces.
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