With the economic development, the packaging industry is also making continuous progress. In our lives, there are many medium containers, and packaging bags are one of them. So there are many kinds of packaging bags. Today, let's talk about the classification of packaging bags for you, right?
Bag classification introduction
1. According to the production process, it is often divided into: plastic packaging bags, composite packaging bags.
2. Classification according to 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, shaped bags, etc.
4. Plastic packaging bags include plastic woven bags and plastic film bags
前者具有重量轻的特点, high strength, corrosion resistance, etc. After adding the plastic film lining, it can be protected from moisture and moisture; the light weight bag is less than 2.5kg, the medium bag is 25-50kg, and the heavy bag is 50-100kg. The latter's light-duty bag has a load capacity of more than 1kg; medium-sized bags have a load capacity of 1-10kg; heavy-duty bags have a load capacity of 10-30kg; and FIBCs have a load of more than 1000kg.