There are a lot of goods on the market now, there are many bottles, cans, plastic bottles, glass bottles and many other bottles. Of course, the bottle must be used with a cap. There are many types of caps, including stainless steel caps, wood caps, and disposable plastic caps. The hottest thing is the disposable plastic cover, which is because the disposable plastic cover is full of highlights. First, disposable plastic covers are simple to make and use in a short time; second, plastic covers look wasteful when they are used, but in fact they are indirectly saving resources and steel; finally, there are many types of disposable plastic covers. The highlights of disposable plastic caps can be perfectly combined with many types of bottles.
Plastic bottle caps can be used to identify good or bad by smelling. Generally, the original plastic has fragrance, and recycled plastic has an unpleasant odor. Recycled plastic is toxic and pollutes the environment. Plastic caps of the same size are generally lighter. Waste plastics will be heavier because they are mixed with magazines. Generally, plastic products in large supermarkets and regular shopping malls are relatively reliable. Roadside shops and small commodity market stalls with very low prices must be careful when buying; new plastics are more pure and pure. Tall, and the old plastics are mostly dark, and the color is not right. To put it simply, generally transparent is the color of the original plastic cover material is pure and good quality, the recycled material is not transparent, many colors are mixed together, black is the main color; the original material is good in toughness, the chair is made of good weight, and the wash basin It is resistant to falling, and the toughness of the recycled material is poor, it is brittle and easy to break. In particular, waste plastic that has been recycled many times is more prone to aging. Through these methods, you can basically determine the quality of the plastic bottle cap.