Automatic Rolling Door

Automatic Rolling Door: 1)Material: double or single layered hollow aluminum alloy, stainless steel, color steel sheet 2)Its special door sections, tracks, bar and shape structure, surface treatment make it has many features, such as fending against the wind, hard wearing, small cubic content, low sound 3)The motor types can be side position motor, AC motor, or tubular motor 4)Door panel material can be double layered aluminum alloy, single layered aluminum alloy, stainless steel sheet, color steel insulated sheet, or hot-dip galvanized steel sheet.