Saco de papel Krafté um contêiner de embalagem feito de materiais compostos ou papel kraft puro. É atóxico, insípido, não poluente, com baixo teor de carbono e amigo do ambiente. Ele atende aos padrões nacionais de proteção ambiental. Possui alta resistência e alta proteção ambiental. É um dos materiais de embalagem ecologicamente corretos mais populares do mundo. .
Saco de papel 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.Como fazersacos de papel kraft
1. Small white sacos de papel kraft. Generally, this kind ofsaco de papel kraft is large in quantity and widely used. Many businesses require this kind ofsaco de papel kraft to be cheap and durable. Machine operated.
2. The practice of medium-sized sacos de papel kraft. Under normal circumstances, medium-sized sacos de papel kraft are made of sacos de papel kraft made by machine pasting synthetic type and then manually pasting ropes. Because domestic saco de papel krafto equipamento de formação é limitado pelo tamanho de moldagem, esacos de papel kraft The rope attaching machine can only attach the rope of the smaller handbag, so the method ofsaco de papel kraft is restricted by the machine. Many bags cannot be completed by the machine alone.
3. Large bags, sacos de papel kraft with reverse heads, thicker yellow sacos de papel kraft, these sacos de papel kraft must be made purely by hand. The production cost of such sacos de papel kraft is relatively high and the quantity will not be large.
