Ball bearing is a very normal kind of industrial bearings, which differs from Roller bearing. Ball bearings can be divided into many series according to their usage,application, appearance and so on.Ball bearings also come in a wide variety of types, designs, series, sizes, variants and materials. Normally ball bearings are consist with inner ring, outer ring, retainer and balls. The basic material is GCR-15,also named bearing steel or Chrome steel .Ball bearings can support moderate radial loads and moderate axial loads (parallel to the shaft). They can operate at high speeds. Ball bearings with shields or seals for protection are usually lubricated to last for the operating life.Ball bearings can be divided into Deep Groove Ball Bearings,Angular contact ball bearings, Thrust ball bearings and self-aligning ball bearings.Y-bearings,Angular contact Thrust Ball bearings. They are widely used on every kinds of industrial machines such as motors,fans, CNC machines and so on. Ball bearings also widely used on Agricultural, textile,food processing etc. Ball bearings belongs to a kind of industrial consumer goods.They are produced out with different quality degree to meet with different demands of various customers. Ball bearings can meet your daily basic demands greatly.No matter big or small ,even miniature , you can find them here .