Bolsa de papel kraftes un contenedor de embalaje fabricado con materiales compuestos o papel kraft puro. No es tóxico, insípido, no contaminante, bajo en carbono y respetuoso con el medio ambiente. Cumple con las normas nacionales de protección del medio ambiente. Tiene alta resistencia y alta protección del medio ambiente. Es uno de los materiales de embalaje ecológicos más populares del mundo. .
Bolsa 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.Cómo hacerbolsas de papel kraft
1. Small white bolsas de papel kraft. Generally, this kind ofbolsa de papel kraft is large in quantity and widely used. Many businesses require this kind ofbolsa de papel kraft to be cheap and durable. Machine operated.
2. The practice of medium-sized bolsas de papel kraft. Under normal circumstances, medium-sized bolsas de papel kraft are made of bolsas de papel kraft made by machine pasting synthetic type and then manually pasting ropes. Because domestic bolsa de papel kraftEl equipo de formación está limitado por el tamaño de la moldura, ybolsas de papel kraft The rope attaching machine can only attach the rope of the smaller handbag, so the method ofbolsa de papel kraft is restricted by the machine. Many bags cannot be completed by the machine alone.
3. Large bags, bolsas de papel kraft with reverse heads, thicker yellow bolsas de papel kraft, these bolsas de papel kraft must be made purely by hand. The production cost of such bolsas de papel kraft is relatively high and the quantity will not be large.
