The mechanical properties of polypropylene, the raw material of space bag

In today's packaging industry, the application of some packaging products is very much, such as ton bags, container bags, space bags are very common in today's packaging industry. So how much do you know about the products in the above packaging? Taking space bags as an example, space bags are mostly made of polypropylene materials, and the mechanical properties of polypropylene materials have a very large impact on the space bags produced. In order to enable you to understand more about the space bag, we need to have a more detailed understanding of the raw material polypropylene of the space bag, so do you know what the mechanical properties of polypropylene are?

The cleanliness of polypropylene is very high and the structure is relatively regular, so its mechanical properties are also very good. The practice shows that the mechanical properties of polypropylene are higher than polyethylene, but the tensile strength of polypropylene is relatively low. The tensile strength of some polypropylene with larger gauge indices will also be improved, and the impact strength of polypropylene materials will be reduced when the silicon index of polypropylene materials is increased. In addition, temperature and loading rate have a very great impact on the toughness of polypropylene. If the temperature is higher than the glass transition temperature, impact damage will result in ductile fracture of polypropylene materials. If it is lower than the glass transition temperature, it will show brittle fracture. In addition, polypropylene also has very good bending fatigue resistance, and the space bag made of polypropylene can be bent more than 100 times at room temperature without damage.

After some of the mechanical properties of polypropylene, the raw material of space bag, introduced for you in the article, do you still have any doubts about the space bag? Our company produces various materials of packaging products for many years, space bag is also one of the packaging products we produce. In order to make everyone have a good use effect when using, the space to products we produce are of very good quality, and we can rest assured that they can be used. So if you want to know more about the space bag, please go to our company's official website to do some relevant understanding, you can also call our telephone hotline to carry out some relevant consultation oh.