Manufacturer of Industrial High Temperature Refractory 99.7% Al2O3 Alumina Ceramic Roller Tube Stock
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Product Highlights
- High Purity Alumina: 99.7% Al2O3 content ensures superior hardness and corrosion resistance.
- Customizable Dimensions: Outer dia 7-120mm, inner dia 1-110mm, length 10-2000mm. Custom sizes available.
- Low MOQ Support: Minimum order quantity is just 1 piece, ideal for market testing.
- One Year Warranty: Includes one-year guarantee and free wearing accessories for repairs.
- Superior Wear Resistance: Reduces maintenance frequency and cost with high abrasion resistance.
- Factory Direct Price: Own R&D center and factory supply products at competitive prices.
- Multi-Hole Options: Available in single, double, and four-hole designs for specific applications.
Product Attributes
- Customization
- Available
- Refractoriness (℃)
- 1580< Refractoriness< 1770
- Feature
- Long Time Materials, Instant Materials
- Type
- Refractory Material
- Shape
- Tube
- Material
- Alumina Cement
- Transport Package
- Cartoon / Wooden Box
- Specification
- 0.3
- Trademark
- RY
- Origin
- China
- HS Code
- 690919000
- Production Capacity
- 10000000
Product Images of Manufacturer of Industrial High Temperature Refractory 99.7% Al2O3 Alumina Ceramic Roller Tube Stock
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Manufacturer of Industrial High Temperature Refractory 99.7% Al2O3 Alumina Ceramic Roller Tube Stock -
Manufacturer of Industrial High Temperature Refractory 99.7% Al2O3 Alumina Ceramic Roller Tube Stock -
Manufacturer of Industrial High Temperature Refractory 99.7% Al2O3 Alumina Ceramic Roller Tube Stock -
Manufacturer of Industrial High Temperature Refractory 99.7% Al2O3 Alumina Ceramic Roller Tube Stock -
Manufacturer of Industrial High Temperature Refractory 99.7% Al2O3 Alumina Ceramic Roller Tube Stock -
Manufacturer of Industrial High Temperature Refractory 99.7% Al2O3 Alumina Ceramic Roller Tube Stock
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Product Description
2: Ceramic tube pipe advantages :
- High hardness
- Superior abrasion
- Corrosion and chemical resistance
- Light weight
- Low maintenance cost: Super wear-resistance reduce the maintenance frequency and also the maintenance cost.
- Good fluidity : Smooth surface ensure the free flow of material without blocking
3:Pipe Size available
| Dimension | Outer dia. mm | Inner dia.mm | Length mm | Remark | |
| Item | |||||
| Thermocouple protection tube | 7-120 | 1-110 | 10-2000 |
If you need others,we can customize for you. |
|
| Insulated tube | Single hole | 2-120 | 1-110 | 10-2000 | |
| (inner core) | Double holes | 1-10 | 0.4-2 | 10-2000 | |
| Four holes | 2-10 | 0.5-2 | 10-2000 | ||
4: Technical data :
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 | ||
5: Application :
Thermal protection tubes for the glass and metallurgical industries.
Rectangular tubes for the printing industry.
Thermal protection tubes for measurement and control technology.
Why To Choose Us
1. Low MOQ:
It won't occupy too much of your money to help you to test the market you're going to enter.
2. R & D Center and Factory:
We have our own R & D center and factory, so we can supply you products at competitive price.
3. Good Service :
We treat clients as friends.
4. Good Quality :
We import top quality accessories to manufacture our products, we have confident we can offer you the best quality.
5. After-sales service:
One year's guarantee. Wearing accessories comes with the products to help you to reduce the repair bill.
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.
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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 minimum order quantity?
- The minimum order quantity is 1 piece, allowing for easy market testing.
- Can the tube dimensions be customized?
- Yes, we offer customization for outer diameter, inner diameter, and length beyond the standard range.
- What warranty is provided?
- We provide a one-year guarantee and include wearing accessories to help reduce repair costs.
- What are the main applications?
- Suitable for thermal protection in glass/metallurgical industries, printing industry tubes, and measurement technology.
- What payment terms are accepted?
- We accept LC, T/T, D/P, PayPal, and Western Union.
- What is the lead time for production?
- Peak season lead time is one month; off-season lead time is within 15 workdays.
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