Brief Introduction:

This tool is a self-developed cold centering machine, mainly used for process before pipe hot rolling-- billet centering.
Before the billet enter the circular furnace, this machine will drill hole on two end face center. Front end centering can avoid excursion when punching, reduce the degree of wall thickness non-uniformity and improve the secondary biting condition of cross rolling. Aim of rear end centering is eliminating circular flash on billet tail during punching, this will make mandril passing through more easily, enhance the quality of pipe internal surface, extend service life of mandril and avoid defect on billet tail and punching accident.
It's featured with high dimensional precision of internal point.

Main Parameters: