BSB-4020 shrink tunnel and fqb-450l semi-automatic sealing and cutting machine, the equipment will cut and seal the object’s external  shrinkable fifilm, and then heating. Make the shrinkable fifilm wrapped tightly on the product or package. Fully show the appearance of the  goods and improve the display of products, increasing the sense of beauty and value. At the same time, the packaged goods can be sealed,  moisture-proof, anti-pollution, and protect the goods from external impact.It has a certain buffffer effffect. Especially when packaging fragile  goods, it can prevent broken equipment flflying. In addition, it can reduce the possibility of products being dismantled and stolen. It is  suitable for heat-shrinkable packaging of glass bottles, plastic bottles, paper cups and other containers in food, beverage, medicine,  cosmetics and other industries