... four-layer kraft paper machine system (standard model), Line bottom can use industrial sewing machine, square bottom must ... manually paste.2. With frequency control, the machine has no need to replace the gear any ... cutting, counting, output and other functions.Technical parameters1. Paper Weight 70 - 140 g2. Bag length: not limited3 ... : 13000mm * 2400mm * 1900mm Multi-layer Kraft Paper Tube Machine