In the packaging industry, the choice of cost-effective packaging bag material is crucial, it is directly related to production costs, product protection and market competitiveness. The following materials are outstanding in terms of cost performance.

1. Polyethylene (PE)

Cost advantage: polyethylene is a widely used plastic material, its rich source of raw materials, mature production process, making the production cost is relatively low. Large-scale industrial production has further reduced its price and has obvious cost advantages in many packaging materials.

Performance characteristics: PE material has good flexibility and chemical corrosion resistance, can adapt to the packaging needs of a variety of items. Its moisture-proof performance is also relatively good, can effectively protect the items in the package from the impact of wet environment. In addition, the PE material also has a certain transparency, which can visually display the products in the package.

Application scenario: Due to its low cost and good performance, PE material is widely used in daily necessities, food, agricultural products and other packaging. Such as common plastic bags, plastic wrap, food bags, etc., are often made of PE material.

2. Polypropylene (PP)

Cost considerations: The raw material cost of PP material is relatively low, and the production process energy consumption is low, which further reduces the comprehensive cost. Compared with some high-performance plastics, PP is more competitive in price and suitable for mass production.

Performance: PP material has high strength and hardness, heat resistance is also good, can be stable in a certain temperature range. It also has good wear resistance and chemical corrosion resistance, and is not easy to deformation and damage. At the same time, the transparency of PP material is high, the printing performance is good, and it is easy to print beautiful patterns and words on the packaging.

Application: PP material is widely used in food packaging, industrial product packaging and clothing packaging. For example, food packaging boxes, plastic woven bags, clothing bags, etc., are often used PP material.

3.Recycled materials

Cost effective: The use of recycled materials is not only in line with the concept of environmental protection, but also effectively reduce costs. These materials are usually recycled waste plastics, paper, etc., and the price is relatively low, which helps enterprises to reduce production costs while ensuring the quality of packaging.

Performance characteristics: After technical treatment, the performance of recycled materials can meet the basic requirements of most packaging. For example, the strength and flexibility of recycled plastics can be adjusted through reasonable formulation and processing technology, and the printing performance and strength of recycled paper can also reach certain standards.

Application trend: With the enhancement of environmental awareness, the application of recycled materials in the field of packaging is more and more extensive, covering the packaging of all kinds of products, from daily consumer goods to industrial products, you can see the figure of recycled materials packaging bags.

The selection of cost-effective packaging bag materials requires comprehensive consideration of factors such as cost, performance and application scenarios. Polyethylene, polypropylene, kraft paper and recycled materials, with their respective advantages, provide a variety of cost-effective options for the packaging industry.