With the development of the economy, the packaging industry is also constantly improving. In our life, there are many medium containers, and packaging bags are one of them. Then there are many types of packaging bags. Today I will tell you about the classification of packaging bags.
Introduction to the classification of packaging bags
1. According to the production process, it is often divided into: plastic packaging bags, composite packaging bags.
2. Classified by production materials: high pressure polyethylene plastic bags, low pressure polyethylene plastic bags, polypropylene plastic bags, polyvinyl chloride plastic bags, etc.
3. Classification by shape: vest bag, straight bag, three-dimensional bag, square bottom bag. Sealed bags, plastic bags, special-shaped bags, etc.
4. Plastic packaging bags include plastic woven bags and plastic film bags
The former has the characteristics of light weight, high strength, and corrosion resistance. After adding plastic film lining, it can be moisture-proof and moisture-proof; light-weight bag weight is under 2.5kg, medium-weight bag weight is 25-50kg, and heavy-weight bag weight is 50-100kg. The latter has a light bag weight of more than 1kg; a medium bag weight of 1-10kg; a heavy bag weight of 10-30kg; a bulk bag load of more than 1,000kg.