Contact and coil springs
KERN-LIEBERS – Your specialist for precious metal coated springs for optimum contact and conductivity.
Dimensions
- Wire diameter: From 0.03 mm
- Smallest cross section: 0.04 mm x 2 mm
- Spring diameter: From 0.18 mm
Designs
- Spring body: Cylindrical, conical, barrel or waist-shaped, special shapes
- Spring ends: Flattened, drawn in, openly wound, special shapes
Surfaces
- Optimum contact and conductivity with the following surfaces:
Ni, Cu, Ag, Au, passivation (organic and metallic)
Special features
- Adhesion testing of surfaces (e.g. temper test)
- Resistance measurements
- 100% length check possible with sorting and adjustment at the machines
for compression springs - 100% force and geometry check possible with sorting and adjustment
at the machines for tension springs - Free position check of legs by laser, sensor, camera