Adopting advanced spiral wind technology from abroad, with excellent contraction efficiency; The daily workload can reach up to 30000 to 50000 pieces, suitable for large-scale production; The conveyor roller of this machine is made of silicone one-time die-casting molding, which is durable and long-lasting; The motors are all from well-known factories, which can meet the needs of high load and long-term operation; Three layer insulation device, with a heat loss of only 6-7KW; Equipped with BSF-500 "L" type automatic sealing and cutting machine, packaging is more automated.