通过标签搜索: plastic
Classification of plastic bags
Classification of plastic bags Degradable and non-degradable. Both PE bags and nylon bags are plastic bags with different materials. PE bags are divided into high density and low density. High-density ones are tougher, have higher transparency, feel…
The advantages of plastic bags
The advantages of plastic bags 1. Most plastics have strong corrosion resistance and do not react with acids and alkalis. 2. The plastic manufacturing cost is low. 3. Durable, waterproof and lightweight. 4. Easy to be molded into different shapes. 5.…
Composition of plastic bags
Composition of plastic bags Synthetic resin Synthetic resin is the main component of plastic, and its content in plastic is generally 40% to 100%. Due to the large content and the properties of resins that often determine the properties of plastics,…
Material classification of plastic bags
Material classification of plastic bags (1) High pressure polyethylene plastic bag (2) Low pressure polyethylene plastic bag (3) Polypropylene plastic bags (4) PVC plastic bags (5) Vinyl acetate (EVA) (6) Polyethylene + vinyl acetate (PE + EVA mixture)…
Characteristics of fruit storage in plastic bags
Characteristics of fruit storage in plastic bags Vegetables and fruits are stored in plastic bags, which is a scientific preservation method commonly used by people in winter. The principle is to reduce the concentration of oxygen and increase the concentration…
