This is done using a long steel strip, which with the help of rollers and the press, arranged in a certain way, takes the form of a spring. At the same time, the properties of the metal itself do not change, retaining its strength and elasticity.
Steel strip material Steel 08ps ; 09g2s ;
Strip thickness 2 - 5 mm
Steel strip width 15 to 130 mm
Min. inner diameter 20mm
Inner diameter tolerance ±1mm
Max. outer diameter 600mm
Outer diameter tolerance 80 - 600mm
Auger helix pitch tolerance ±5mm
Diameter of the rolls 190mm
Hardness of the rolls HS80-90
Rolling speed Adjustable, depends on auger helix characteristics, 5-7 m/min
Press force 140 tons
Rated pressure in hydraulic cylinders 16 MPa
Power capacity of the drives 22.3 kW
Oil tank capacity 50
Dimensions of the machine 1820*2900*1750
Weight of the machine 7 tons
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