Compares with the same centripetal ball bearing, has the big radial direction load bearing capacity, mainly is suitable for the cold hot-rolling mill, working roll support rolls and so on cogging mill.

• 与相同的向心球轴承相比，有较大的径向负荷承载能力，主要适用于冷热轧机，开坯机等工作辊支承辊。