China STA Alumina Ceramic Roller for kiln ceramic tiles
China STA Alumina Ceramic Roller for kiln ceramic tiles
STA alumina ceramic roller tube.
high temperature ceramic rollers
Outstanding high temperature
Outstanding chemical resistance
Excellent resistance to temperature changes
Application alumina ceramic roller tube:
Used for manufacturing of glazed wall tiles, one outstanding option for producers of floor tiles and vitrified tiles, smart choice for firing of large format porcelain, tableware and stoneware tiles.
Technical data:
|
Characteristics |
Items |
High Temperature Ceramic Roller |
|
|
Physical Properties |
Bulk Density(g/cm3) |
2.6~2.9 |
|
|
Apparent Porosity(%) |
14~18 |
||
|
Water Absorption(%) |
4~6 |
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|
Bending Strength(Mpa) |
Indoor Temp. |
55~65 |
|
|
High Temp. |
>50 |
||
|
1350°C |
|||
|
Thermal Expansion Coefficient (×10-6/°C)(25-1000°C) |
5.6~5.9 |
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|
Thermal Shock Resistance |
Very good |
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|
Max.Working Temp.(°C) |
1350 |
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|
Composition |
Al2O3(%) |
70~72 |
|
|
SiO2(%) |
21~23 |
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|
ZrO2(%) |
4~7 |
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|
Fe2O3(%) |
0.3~0.4 |
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|
Diameter(mm) |
Length(mm) |
|
65-68 |
3000-5000 |
|
60 |
2700-5000 |
|
55 |
2700-5000 |
|
50 |
2400-4600 |
|
45 |
2200-3800 |
|
42 |
2200-3800 |
|
40 |
2000-3500 |
|
36 |
2000-3200 |
|
35 |
1800-3100 |
|
33.7 |
1800-3100 |
|
32 |
1800-3100 |
|
25-31 |
1600-3100 |
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