| Refractoriness (℃): | 1770< Refractoriness< 2000 |
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| Feature: | Long Time Materials |
| Type: | Refractory Material |
| Shape: | Pipe |
| Material: | 75-80% Alumina |
| MOQ: | 50 |
| Samples: |
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| Customization: |
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Audited Supplier Alumina ceramic roller is the most mature of the engineering ceramics, offering excellent electrical insulation properties together with high hardness and good wear resistance,but relatively low strength and fracture toughness.Alumina ceramics are generally white but may also be pink or ivory.The color is derived from either the sintering additives or impurities in the raw materials.
| Physical&Chemical Data | ||||
| Item No. | CCN-S | CCN-V | CCN-A | CCN-C |
| Density | 2.75-2.8g/cm³ | 2.73-2.75g/cm³ | 2.7-2.73g/cm³ | 2.7-2.73g/cm³ |
| Bending Strength | 68-75Mpa | 55-65Mpa | 55-63Mpa | 50-60Mpa |
| Water Absorption | 4.5-6.5% | 6-7.5% | 6.5-8% | 6.5-8% |
| Highest Using Temperature | 1400° | 1350° | 1350° | 1300° |
| Refractoriness | 1800° | 1780° | 1780° | 1750° |
| AL2O3 | 76-80% | 75-78% | 75-78% | 75-80% |
| ZrSiO4 | 6-9% | 5-6.5% | 3-4% | 0 |
| Thermal Shock Resistance | Very Good | Very Good | Good | Normal |
Application:
Alumina ceramic roller has good high temperature resistance, hardness and carrying capacity is very strong, Alumina ceramic roller is widely used in high temperature furnace. It can be used to fire wall tile, glazed floor tile, sanitary ware and so on.
1.Furnace of floor tiles and vitrified tiles
2.the cooling section of roller kiln
3.wide-body kiln
4.exterior wall tile, glazed tile and interior wall tile
5.wide-body kilns and the firing of heavy products
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