With good thermal shock resistance and high bending strength, AMI® Ceramic Roller are suitable for roller kiln in tile production, or act as support pipe and brace in various furnace and ovens.
Model: S100, S200, S400, S600, S800
Dimension: Dia.16-120mm, length up to 4800mm
Square beam, perforated pipe, special shape roller are available.
Package： Wooden Case
Technical Parameters | |||||||
Properties | Item | S100 | S200 | S400 | S600 | S800 | |
Bulk Density (g/cm3) | ≥2.2 | ≥2.4 | ≥2.5 | ≥2.55 | ≥2.70 | ||
Apparent Porosity (%) | 23-25 | 22-24 | 16-20 | 14-18 | 12-16 | ||
Water Absorption % | 9-11 | 8-10 | 5-8 | 5-7 | 4-6 | ||
Bending Strength (MPa, RoomTemp.） | 40-50 | 45-55 | 50-60 | 55-65 | 60-70 | ||
Bending Strength (MPa, 1350 oC） | 33-42 | 35-45 | 45-55 | 50-60 | >60 | ||
Coefficient of Thermal Expansion (x10 -6/oC) | 5.9 | 5.8 | 5.7 | 5.6 | 5.6 | ||
Thermal Shock Resistance | Excellent | Excellent | Very good | Good | Good | ||
Max. Working Temperature (℃) | 1150 | 1250 | 1300 | 1350 | 1400 | ||
Modulus of Elasticity (GPa) | ≥100 | ≥110 | ≥115 | ≥120 | ≥120 | ||
Refractoriness (℃)
| ≥1650 | ≥1700 | ≥1720 | ≥1750 | ≥1750 | ||
Composition | Al2O3 (%) | 73-75 | 72-75 | 70-73 | 70-73 | 72-74 | |
SiO2(%) | 21-24 | 21-24 | 20-23 | 20-22 | 17-19 | ||
ZrO2 (%) | - | - | 4-6 | 4-7 | 5-8 | ||
Fe2O3 (%) | ≤0.5 | ≤0.5 | ≤0.4 | ≤0.4 | ≤0.3 | ||
Crystal Phase | Corundum (%) | 25-30 | 28-35 | 30-38 | 30-38 | 30-40 | |
Mullite (%) | 30-50 | 30-50 | 40-60 | 40-60 | 40-60 | ||
Glass Phase (%) | 20-30 | 15-25 | 10-20 | 10-20 | 10-18 | ||
Allowed Tolerance | Outer Diameter (mm) | +0.3/-0.5 | |||||
Roundness (mm) | ≤0.5 | ||||||
Length (mm) | +/-3.0 | ||||||
Linearity (mm) | ≤0.07% x Length | ||||||
Application | Glazed Wall/Floor Tile | ▲ | ▲ | ▲ | |||
Rustic Tile | ▲ | ▲ | ▲ | ▲ | ▲ | ||
Porcelain Tile | ▲ | ▲ | ▲ | ||||
Tableware | ▲ | ▲ | ▲ | ||||
Ferromagnetic Material | ▲ | ▲ | |||||
Advanced Ceramics | ▲ | ▲ | |||||
Microcrystalline Tile | ▲ | ▲ | ▲ | ||||
Electric Furnace | ▲ | ▲ | |||||
Annealing Furnace | ▲ | ▲ | |||||
* above mentioned parameters are laboratory testing result, actual parameters are based on the application conditions.