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Needle roller generally grinding by bearing steel wire,it's rolling elements of needle roller bearing and roller bearing with high precision and stability. FY needle roller and roller are in G2 group.
Needle rollers can be used to design full complement bearing arrangments for low speed or oscillating application. These compact bearing arrangments have a very high load carrying capacity when compared to bearings with a cage and are economical,provided the shaft and housing bore can serve as raceways(raceways on shafts and in housing).
Main characteristics: 1,high hardness 2,high precision 3,widely using
| Material | GCr15 chrome steel |
| Process | Grinding |
| Heat treatment | Quenching |
| NRB | Chamfer at end surface |
| Round -head needle | Round at end surface |
| ZRB | Grinding at end surface |
Professional supplier of needle roller bearings and welding equipments
