The mandrel is the key part of hot rolling tension reel for coils, Coil temperature is between 550 to 880 ℃,
the mandrel has mainly two types: Link Wedge type and double wedge type
For link wedge-coupling type tension reel, the mandrel is mainly composed of mandrel body, spreader bar, segment,link,wedge
and spreading cylinder. Spreader bar has multistage slopes and segment is supported by multistage wedge.
1. Coil inner diameter:500-800mm
Hot rolled, cold rolled, galvanized steel, cutting, slitting, cold forming machine production line.