High Strength Pressureless Sintered SiC Roller For Roller Hearth Kilns Customizable 1650℃ Heat Resistant
High-Strength Pressureless Sintered SiC Roller for Roller Hearth Kilns - Customizable, 1650℃ Heat Resistant
Description:
This product is a high-performance silicon carbide roller rod produced with advanced pressureless sintering technology. Utilizing high-purity silicon carbide as the primary material, it delivers outstanding strength, high-temperature resistance, corrosion resistance, and superior thermal shock performance. Specifically designed for high-temperature industrial applications such as roller hearth kilns, it maintains stable operation in oxidizing atmospheres at temperatures up to 1650°C, meeting the most demanding industrial requirements. Customization and end processing services are available to meet specific customer needs.
Typical application:
1.Conveying rollers in high-temperature roller kilns.
2.Application industries: daily porcelain, lithium battery raw material production, sanitary porcelain, magnetic materials and other roller kiln high-temperature firing belts.
Feature:
1. Exceptional Wear Resistance
2. Excellent Oxidation Resistance
3. Outstanding Corrosion Resistance
4. Superior High-Temperature Tolerance
The physical properties of pressureless sintered silicon carbide ceramics products:
| Physical properties | Unit | SSiC | |
| Composition:SiC | Vol% | ≥98 | |
| Density 20 ℃ | g/cm3 | ≥3.06 | |
| Open Porosity | Vol% | ≈0 | |
| Hardness | Rockwell Hardness 45N | R45N | 93 |
| Vickers Hardness HV1 | kg/mm2 | 2350 | |
| Flexural Strength | 20°C | MPa | 320-400 |
| 1300°C | MPa | 300-400 | |
| Coficient of Thermal Expansion | 10-6K-1 | 4.0 | |
| hermal Conductivity | 20°C | Wm-1K-1 | 196 |
| 1200°C | Wm-1K-1 | 60 | |
| Modulus of Elasticity @ RT | GPa | 410 | |
| Thermal shock resistance | ℃ | ＞350 | |
| Max. Service Temp (air) | ℃ | 1650 | |
Available product sizes:
| OD ± X mm | ID ± X mm | Tolerance X mm | Max. Length ± 2 mm |
| 16 | 12 | 0.3 | 3000 |
| 19 | 11 | 0.5 | 3000 |
| 25 | 20 | 0.5 | 3000 |
| 34 | 24 | 0.8 | 3000 |
| 35.5 | 25.5 | 0.8 | 3000 |
| 38 | 26 | 0.8 | 3000 |
| 40 | 20 | 0.8 | 4000 |
| 45 | 25 | 0.8 | 4000 |
| 45 | 20 | 0.8 | 4000 |
| 50 | 34.8 | 0.8 | 4000 |
| 52 | 36 | 0.8 | 4000 |
| 52 | 38 | 0.8 | 4000 |
| 57 | 41 | 0.8 | 4000 |
| 60 | 45 | 0.8 | 4000 |
Packaging & Shipping:
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