Modelo | Diâmetro interno | Diâmetro exterior | Largura | Carga dinâmica (Cr) | Carga estática (Cor) |
---|---|---|---|---|---|
HR30313J | 65 mm | 140 mm | 36 mm | 200kN | 233kN [3] |
*Other models in series follow proportional dimension/load increments
[3] NSK HR30313J轴承-百科
NSK HR30310J, HR30311J, HR30312J, and HR30313J are tapered roller bearings designed for heavy-duty applications in rolling mills. Key parameters include:
Modelo | Diâmetro interior (mm) | Diâmetro exterior (mm) | Largura (mm) | Carga dinâmica nominal (kN) | Carga estática nominal (kN) |
---|---|---|---|---|---|
HR30310J | 50 | 110 | 29.25 | 220 | 320 |
HR30311J | 55 | 120 | 31.5 | 245 | 360 |
HR30312J | 60 | 130 | 33.5 | 270 | 400 |
HR30313J | 65 | 140 | 36 | 300 | 450 |
Parâmetro | HR30310J | HR30311J | HR30312J | HR30313J |
---|---|---|---|---|
RPM máximas | 3,200 | 3,000 | 2,800 | 2,600 |
Tipo de lubrificação | Grease or Oil Bath |
In a 1450mm hot strip mill, HR30312J bearings operate under 180°C with 85kN axial load, achieving 12,000 hours MTBF.
HR30311J enables 0.1mm thickness tolerance in tandem cold mills through controlled rigidity and thermal stability.
Contacte a nossa equipa de engenharia para obter soluções personalizadas.
Submit your operational parameters for bearing life calculation and failure mode analysis.