Automotive vendor parts
Schumag products
Control pistons, valve pistons, plungers,
Valve needles, valve bodies, valve balls
Pump pistons, valve pistons, inductors, high-pressure stop
Armature axles, valve bushes, steering shafts,
Control axles, valve shafts
Drive shafts, armature axles
Planet pinions, pistons
Piston rods, torsion bars, stops
Examples of applications
Common rail injectors, pump nozzle injectors
High pressure injection pumps
Injection pumps electronic/mechanical
Fuel pumps, vacuum pumps
Automatic transmissions
Power-assisted steering
Raw materials
All machinable steels with various heat treatments
Dimensions
Diameter 1.5 to 80 mm / length 5.0 to 400 mm
Achievable precision
Roundness errors < 0.5 µm
Straightness errors < 2.0 µm
Cylinder errors < 1.0 µm