Products Description
With high strength and excellent oxidation resistance, these rollers are ideal fire-endurance components for the high-temperature clinkering zone of roller kilns. Precise machining allows strict control of tolerances and surface quality, ensuring excellent straightness, which contributes to smooth operation and stable performance during delivery and use.
Based on the loading conditions and kiln operating requirements of the customer, we can design and provide rollers with optimized dimensions and specifications to ensure reliable performance in different applications.
Item | Unit | Data |
Working temperature | ℃ | 1380 |
Density | g/cm3 |
|
Porosity | % | <0.1 |
Bending strength | Mpa | 250(20℃) |
Mpa | 280(1200℃) | |
Modulus of elasticity | Gpa | 330(20℃) |
Gpa | 300(1200℃) | |
Thermal conductivity | W/m.k | 45(1200℃) |
Thermal expansion | K-1×10-6 | 4.5 |
Moh’s hardness | 13 | |
Acid-Base property | Excellent |
The values stated above were determined using test specimens and may not be directly applicable to all product geometries.
Advantages:
· High modulus of rupture
· Excellent thermal shock resistance
· Low porosity, resulting in outstanding oxidation and corrosion resistance
· Excellent long-term creep resistance
· High reliability and cost-effectiveness in service
· Superior wear resistance
Dimensional tolerances:
· Outer Diameter / Inner Diameter: ±0.5 mm
· Length: ±2 mm
· Straightness: ≤0.1% (for all standard beams and rollers)
Any specific requirements can be discussed and confirmed during drawing approval.

