Brand Name: | shinerefractories |
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Place of Origin: | China (Mainland) |
Quick Details
Specifications
Properties:
Quartz roller good surface smoothness, not easy to scratch glass
High Compressive Strength, Flexural Strength & Impact Strength at high temperature.
Good wear resistance
Low thermal expansion coefficient
Strong thermal shock stability
No deformation under high temperature
Long service life, The reliable axle neck joint technology(anti-loose technology)
High economic efficiency
Application:
Fused silica ceramic roller is ideal substitute for graphite rolls and ceramic coating rolls, prevent oxidation and dross build-up, carrying and transmitting glass in glass horizontal tempering furnace and annealing kilns.
Index |
Unit |
Data |
SiO2 content |
% |
≥99.7 |
Bulk Density |
g/cm3 |
>1.95 |
Apparent Porosity |
% |
7-11 |
Compressive Strength |
Mpa |
≥60 |
Surface Roughness Ra |
um |
≤1.6 |
Diameter Tolerance |
mm |
±0.05 |
Circular Runout |
mm |
≤0.08 |
High-temperature Bending Strength |
Mpa |
≥30 |
Coefficient of Thermal Expansion |
×10-6/°C |
<0.6 |