SFI ball screw uses internal circulation design.With strong dust-proof design,the SFI ball screw prevents abnormal chips getting into the ballnut.
●ALM SFI Ball Screw Basic Information
| Material | Gcr15(HRC60~62),9Cr18(HRC55~58) |
| Accuracy | C1,C3,C5,C7(JIS standard) |
| Axial play | 0~0.005mm(Can be zero) |
| Preload | P0,P1,P2,P3,P4 |
| Efficiency | ＞90% |
| Features | Clean and smooth,excellent surface finsh |
| Certificates | ISO9001:2015,CE certificate,RoHS and reach compliance |
| ALM provides custom service,ball screws can be manufactured according to customer requirements. | |
●ALM SFI Ball Screw Advantages:
Easy to use and install.
Affordable and long service life.
Space saving internal circulate design.
High durability,high positioning accuracy,and smooth.
●ALM SFI Ball Screw Intelligent Manufacturing and Inspection
●ALM SFI Ball Screw Applications
SFI ball screw is ideal for applications requiring high durability,high positioning accuracy,and smooth operation.The following pictures show the common application of SFI ball screws.
Robot industry
Medical industry
Laboratory equipments
Packing machine
Laser cutting machine
3D printer
