Products made by plastic packaging bag manufacturers bring great convenience to many industries, but because of the different materials used, the types of products produced are also different. Now let's take a closer look at this knowledge introduction.
In fact, before buying, it is best to have a detailed understanding of the various materials used to manufacture the product. Generally, the materials used for manufacturing can be divided into high-pressure bags and low-pressure bags, PP bags and OPP bags. Let me talk about the former, both are used. It is made of PE material, but we found that the high-pressure bag is more durable, the flexibility of the low-pressure bag is better, and the performance is more stable. Secondly, let ’s talk about the latter. Among the many bags used, we found PP The transparency of the bag is relatively high, relatively smooth, and the hard OPP bag is brittle and easy to tear.
The above four bags are the bags that people often use. If we want the bag to exert the maximum effect, we need to pay attention to the selection according to our actual requirements. This will have a great effect on the role of the product.