The piercing mill is used to subject the solid round cut-to-length billets to a rolling process, with an output speed of 1 meter per second. They are held against an inner tool and shaped to form shells with a specific wall thickness and diameter.
|output speed||1 m/s (3.3 ft/sec)|
|diameter of working rolls:||950 mm (3.1 ft)|
|drive power of working roll:||2 AC motors à 4,479 h.p.|
|maximum processable billet weight:||950 kg|