Which Disc Spring groups are available?
Group 1
- Disc springs with material thickness < 1.25 mm
- no bearing surface or reduced material thickness
- punched, cold-formed, rounded edges
Group 2
- Disc springs with material thickness 1.25 mm to 6.0 mm
- no bearing surface or reduced material thickness
- punched, cold-formed, Da and Di turned, optional rounded edges (precision-cut, cold-formed, rounded edges)
Group 3
- Disc springs with material thickness > 6.0 mm to 14.0 mm
- bearing surface and reduced material thickness
- cold- or hot-formed, turned on all sides, rounded edges