Contributors in Aluminum
Aluminum
backer (back-up plate)
Metals; Aluminum
A tool , or reinforcing part, which presses against the outer surface of an extrusion die, supporting it against the pressure of the extruding metal. The backer has an opening larger than the die ...
back taper (relief)
Metals; Aluminum
Cut-away portion of die beginning at breakaway point to the die exit either angled or undercut (stepped back) for back clearance.