Corruagted (corrugating) roller for single facer, -48 CrMo alloy steel with hard treatment, -The hardness is above HRC58o-60o

(1) The upper and lower corruagted( corrugating, flute) roller for single facer machine,

(2) Made of 48 CrMo alloy steel, with hard treatment by laser,the hardness is above HRC58o-60o.

(3) The surface is well treated by grind and plated chrome.

(4) Different type of flute according to user's request.