... It adopts double-photoelectric automatic correcting deviation device, industrial computer control, out device of machinery transmission, servo- ... rewinding transmission belt, temperature is controlled by computer, and it has the functions of winding ... , high precision, high speed, reliable quality.Main techmical parameters:ModelFBD400BFBD500BFBD600BSpeed of making bags30180pcs/mim30180pcs/mim30180pcs ...