The main raw material of plastic pipe caps is plastic. Plastic is a kind of synthetic polymer material with plasticity. Together with synthetic rubber and synthetic fiber, it forms three indispensable synthetic materials for daily life. Specifically, plastic is a synthetic resin as the main component. in a certain temperature and pressure, conditions can be molded into a certain shape, at room temperature it can maintain the shape of the same material.
How to choose good pipe cap：
1, look – the appearance of unqualified products will affect the visual perception of consumers. At the same time, the appearance is a reflection of the internal quality. The appearance of unqualified products has the poor internal quality and affects the using experience. If the product appearance is rough, having forming defects, color impurities, printing quality is poor, it is better not to choose.
2, Smell — it is better not to use the product that has odors. The pungent odor will harm the human respiratory system. The main reason plastic products have odors is the use of recycled materials and inferior additives.
3, Touch – In order to catch the eye of consumers, the color of the product is very bright. But how to check the product in good quality or not? For example, if you check a product in a dark color or the pigment in the process of producing, you can just check it by yourself. Pour a little vinegar on the wool ball and wipe the face to 100 times repeatedly again. If the wool ball is dyed with color, it shows that his product is unqualified.