◆ Diameter of pre-heater roller:φ600mm,φ800mm,φ900mm,φ1100mm available discretionarily. ◆ Expiry width: 1400mm-2200mm ◆ Electromotion adjust the dimension of per-heater. And the range of adjustment: 60270 ◆ Each roller surface are treated with exactitude milling and plating rigid chrome,glabrous and durable. ◆ Adopt butterfly seal or plat design. Insure reel paper is heated averagely. ◆ Can be collocated in monolayer or mulriple