Pungă de hârtie Krafteste un recipient de ambalare realizat din materiale compozite sau hârtie kraft pură. Este netoxic, insipid, nepoluant, cu emisii reduse de carbon și ecologic. Acesta îndeplinește standardele naționale de protecție a mediului. Are o rezistență ridicată și o protecție ridicată a mediului. Este unul dintre cele mai populare materiale de ambalare ecologice din lume. .
Pungă de hârtie Krafts are made of wood pulp paper as the base material. The colors are divided into white kraft paper and yellow kraft paper. The paper can be coated with a layer of PP material to play a waterproof role. The strength of the bag can be made from one to six layers according to customer requirements. , Printing and bag making are integrated. The opening and back cover methods are divided into heat sealing, paper sealing and paste bottom.Modul de a facepungi de hârtie kraft
1. Small white pungi de hârtie kraft. Generally, this kind ofsac de hârtie kraft is large in quantity and widely used. Many businesses require this kind ofsac de hârtie kraft to be cheap and durable. Machine operated.
2. The practice of medium-sized pungi de hârtie kraft. Under normal circumstances, medium-sized pungi de hârtie kraft are made of pungi de hârtie kraft made by machine pasting synthetic type and then manually pasting ropes. Because domestic sac de hârtie kraftechipamentul de formare este limitat de dimensiunea turnării șipungi de hârtie kraft The rope attaching machine can only attach the rope of the smaller handbag, so the method ofsac de hârtie kraft is restricted by the machine. Many bags cannot be completed by the machine alone.
3. Large bags, pungi de hârtie kraft with reverse heads, thicker yellow pungi de hârtie kraft, these pungi de hârtie kraft must be made purely by hand. The production cost of such pungi de hârtie kraft is relatively high and the quantity will not be large.
