The plastic bags we usually see, they feel different to the touch. Why is this? This is actually because ordinary plastic bags are made of different materials. Some plastic bags are very thin and can be easily torn, while some plastic bags have good toughness and are not easy to tear. In addition, some plastic bags can be scalded, and hot buns can be filled in the bun shop. Why is there such a big difference between plastic bags? In fact, because the material of the plastic bag is different, its quality will also be different. What we often know is generally plastic bags made of polyethylene or polypropylene. When we meet someone who is a little professional, we might hear pp plastic bags. What does pp plastic bags mean? PP is actually a material for plastic bags this week, and pp is actually polypropylene. So is it good to use polypropylene bags? Let’s discuss it below.
Are pp plastic bags good? Plastic bags made of polypropylene are actually very good. Generally, such plastic bags are used to package food. Think about it, pp plastic bags can hold things that we eat every day, so the quality must be strictly monitored, so the quality of such plastic bags is also guaranteed. Generally speaking, plastic bags made of polypropylene are colorless and tasteless so that they can be used for food. If there is a smell, then its quality is not up to the standard. We know that the garbage bag has only a big smell. This kind of smell will make people feel very uncomfortable. It must not be used. Plastic bags to hold the things we usually eat. Therefore, if you want to use pp plastic bags for food, you should strictly control the quality of the plastic bags.
Although pp plastic bags can be used to hold food, they do not necessarily have to withstand high temperatures. We know that most plastic bags can’t be used. If they encounter high temperatures, they will deform and the materials inside are also There will be a chemical reaction, and a very smelly and sticky thing will be formed. Therefore, we still can’t use plastic bags to store food. It’s not that pp plastic bags can’t store food, and plastic bags made of other materials should not be used to store food. It is important to note that some people may forget to take off the plastic bag and put the packaged things in the microwave oven. The high temperature in the microwave will cause the plastic bag to melt, and the substances generated after melting will be in the microwave oven. It is difficult to remove, so we need to pay special attention to not putting the plastic bag in a high temperature environment.
In fact, many of the plastic bags we use in our daily life are made of polypropylene. The plastic bags made of this shoe are very economical and have a wide range of uses. I just said that food can be made of this material. It is packed in plastic bags, so such plastic bags are actually quite safe. The safety of pp plastic bags is very high, if we need to use plastic bags, but we choose such plastic bags to use, this plastic bag has no taste, which is its great advantage. Some plastic bags smell a lot of plastic, which feels like poisoning, while plastic bags made of polypropylene generally do not smell, so the use rate of pp plastic bags in daily life is still very high.