alumina ceramic tube:
1.Great mechanical strength.
2.Good heat resistant.
3.Good quality and best price.
4.Long life time.
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 | ||
The sample pictures for alumina tube for your reference:
Packaging of alumina ceramic tube: PE bag inside outer carton(930*630*230mm),finally make the wooden pallet(950*950mm 950*1000mm) or according to your requirement
Shipping of alumina ceramic tube: delivery within 15 days after confirm the order.
Liling Xingtailong is a modern enterprise management company, who devote themselves to the service of product research and development, construction and maintenance.
Our company has a long history. We own the advanced equipment, a young, energetic, proficient and experienced team of professionals which with leading technology strength, excellent operational management and high-quality services what made us be recognized by customers of the chemical, petroleum, electric power, metallurgy, building material, aerospace, machinery and other industries.
Why choose Xingtailong?
High puriy material make sure high max working temperature,
Tight tolerance make sure the right installation.
Large quantity in stock ensured fast delivery.
Large capacity reduce materical prices.
Our service from Xingtailong:
Inquiry response: Your inquiries will be replied in 24 hours.
Sample support: Two free samples are available in 3~5days.
Delivery time: Your shipment will be loaded in 15~25days.depends on quantity.
Payment term: T/T, L/C, D/P, D/A, Western Union (Sample only) We can supply the products
according to customer's drawings, samples and performance requirement.
Please follow the using specifications to expand the working lifetime and better
the heat conductivity of alumina ceramic tube.
A piece of instruction paper will be found in bag of alumina ceramic tube,If manual book is
required, please notice in advance.
