1. Bearing ring/roller material: High carbon chromium bearing steel GCr15, quenched and hardened
2. Holder: Integrated solid core machined brass ML holder
3. Sealing structure: Open type without sealing, requiring external lubrication protection
4. Applicable lubrication: industrial extreme pressure grease, circulating lubricating oil
5. Working temperature: -30 ℃~+120 ℃ (continuous working condition)
