This machine is heat sealing and perforation for Dog Poop bag automatic rewinding and automatic labeling , which are suit for printing and non-printing bag making. The material of bag is LDPE, HDPE and Biodegradable materials.
HSDP-400 machine is bottom sealing perforation bag machine. Machine design for sealing first→folding 2 times →perforation→ rewinding with small paper core→labeling.
Double times V-folds will make film smaller and bottom sealing.