HM-600C Double-sided Edge Folding Machine are used for mounting and shaping of hardback hull, folder and book cover. After the guiding rollers guide the cover to the edge folding device, it will fold both sides of paper and tightly stick to the gray paper. The pinch wheels and rollers will press air out, making covers even, smooth and good-looking, with sizes to be adjusted at random by wheels, hence simple and convenient in operation. Then single-sided edge folding machine will complete the entire cover hull processing processes with other 2 sides folding 1.30*1.25*1.15m=1.9cubic meter