Aluminum alloy roller 1)Material:aluminum alloy 2)Mainly used for roof construction series 3)No roller axis of aluminum Aluminum Alloy Roller1)Alloy No.:6061,6063...2)Temper:T3- ... so on.5)Introduction:We can supply all kinds of aluminum profile, aluminum extruded profile, solar energy profile, elevator guide rail ... film wrap, string, woden case,or according to customers' need. Aluminum alloy roller