Seam Closer; it enables to clamp the square and rectangular edges easily. Due to the clamp system it reduces air tightness to a minimum level. It reduces the labot force an it is time saving.
Roll forming rollers are made of high 2379 steel and it is resistant to abrasion and detrition.
The channels that the points will pass through are covered and galvanised resistantly to stain and detritions.
The machine shields and sheet edge section; are made of stainless metal sheet passing parts.