Straw cup is a common cup in daily life. Many people like to use it because it is convenient and practical. So what material is it made of? According to the different materials used, it can be divided into: PP (polypropylene) straw cup and copolyester (copolyester) straw cup. Both are food grade materials, safe and non-toxic. In addition, there are silicone straw and plastic straw in the straw cup, which are very soft. It is used as a pacifier with high safety, while the hard plastic straw has low safety.
1. According to the material of the cup body
Light weight, pure and non-toxic, high temperature resistance, but high cold resistance and toughness.
Low. At present, many water cups on the market are made of this material.
It is a newly developed copolyester, which is used as the designated material of baby products in western countries. It has the characteristics of high light transmittance, tough texture and high temperature resistance.
2. Divide according to the material of the straw.
① Plastic straw
Hard texture, easy to damage and low safety.
② Silica gel pipette
It is also used as a pacifier. It is soft and suitable for children. According to function
③ Normal temperature cup
Generally, this kind of plastic water cup is not suitable for boiling water.
Generally, this kind of water cup is needed when the weather is cold, which can keep the hot water warm for a long time.