Refractory aluminium oxide ceramic bush / alumina ceramic tube
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- Supplier: Zibo Supereal Industrial Ceramic Co. Ltd.
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Product Overview
Description
Refractory aluminium oxide ceramic bush / alumina ceramic tube
Product Overviews
1. Performance of aluminium oxide ceramic bush
Main Technical Index:
| Product Name | Refractory aluminium oxide ceramic bush / alumina ceramic tube | |||||
| Index | Unit | 85 % Al2O3 | 95 % Al2O3 | 99 % Al2O3 | 99.5 % Al2O3 | |
| Density | g/cm3 | 3.3 | 3.65 | 3.8 | 3.9 | |
| Water Absorption | % | <0.1 | <0.1 | 0 | 0 | |
| Sintered Temperature | ℃ | 1620 | 1650 | 1800 | 1800 | |
| Hardness | Mohs | 7 | 9 | 9 | 9 | |
| Bending Strength(20℃)) | Mpa | 200 | 300 | 340 | 360 | |
| Compressive Strength | Kgf/cm2 | 10000 | 25000 | 30000 | 30000 | |
| Long Working Temperature | ℃ | 1350 | 1400 | 1600 | 1650 | |
| Max. Working Temperature | ℃ | 1450 | 1600 | 1800 | 1800 | |
| Volume Resistivity | 20℃ | Ω. cm3 | >1013 | >1013 | >1013 | >1013 |
| 100℃ | 1012-1013 | 1012-1013 | 1012-1013 | 1012-1013 | ||
| 300℃ | >109 | >1010 | >1012 | >1012 | ||
Advantages of the ceramic insulation tubes
1. Good smooth and high strength.
2. Extreme hardness, good protection from abrasion and corrosion.
3. High temperature resistance up to 1800℃
4. High dielectric properties.
5.Optimum air tightness
2. Brief Introduction:
Due to various excellent performance of the alumina ceramics under wide range of industrical or labority conditions,the refractory aluminium oxide ceramic bush / alumina ceramic tube are mainly used in the area of thermal processes, protecting tubes, insulating tubes, furnace tubes, radiant tubes, support tubes for electric heaters, beams,profiles, incineration aids and special fabrications.
Application of aluminium oxide ceramic bush in tube furnace:
3. Product Categories
Refractory aluminium oxide ceramic bush / alumina ceramic tube usually to be made as: Protection Tubes ( Tubes with one end open and one end closed); Insulation Tubes ( Tubes with one pore, two pore and four pores); Through Tubes( Tubes with both ends open). Please see details as follows:
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4. Plenty of alumina tubes in warehouse for fast delivery 
Packaging & Shipping
For refractory aluminium oxide ceramic bush / alumina ceramic tube , we will supply Strong, Safe, Durable, Compact and Environmental Packing for long-time transportation by sea, plane or truck and so on.
Company Information
Zibo Supereal Industrial Co., Ltd, located in Zhangdian Economic Development Zone in Zibo city is focusing on high alumina ceramic products, here you can realize an one-stop shopping for complete wear and erosion protection solutions in wide range of industries including Power Sector, Mining, Cement, Metallurgy, Coal Washing, Steel& Iron Plant, Railway, Port and so on.
Along with the business development and the strong support of factory, we have just introduced and added refractory aluminium oxide ceramic bush / alumina ceramic tube as our major sales products too.
Our company has a rigorous quality control system to guarantee stable performance and proven quality, our professional inspection team will carry out full course tracking from raw material selection, batching, production process management to semi and finished products test. Based on the strict adherence to ISO9001-2008 or Industry Standard or other International Standard, our products have been approved and accepted by clients and users from Vietnam, South Korea, India, Russia, Italy, Poland, USA and etc.
Besides the superior quality, Zibo Supereal Industrial Co., Ltd also earned a good reputation for fast deliveries, competitive pricing and outstanding customer service.
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Our Services
◊ Professional: More than ten years of experience in production, more than 5 years of experience in foreign trade export, we will supply prompt technical support on pre- and after sales.
◊ High Quality:Based on the strict adherence to ISO9001-2008 or Industry Standard or other International Standard, our inspection engineers carry out full course tracking in the whole production.
◊ Focus on Details: No matter how small questions or problems shall be replied and help to solve by our members, even for the small orders.
◊ Price &Discount: We can provide competitive price and discount for large quantity.
◊ OEM : Customized designs, sizes and logos are acceptable.
Contact Information
Contact us for more information of refractory aluminium oxide ceramic bush / alumina ceramic tube
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