Diameter of pre-heater roller:¬+600mm, ¬+800mm, ¬+900mm, ¬+1100mm 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. Notice:the machine has favourable fob price.Please write your detailed contactments in the inquire if you contact me. I can't see your contactments directly because i am a free member. Thank you. My email is xuewanting(at)fs-pack.Com