pp cup, that is, a cup made of pp material, is a kind of plastic cup, pp cup mainly appears in juice shops and other restaurants in life. As the main production process of glass products forming, pressing forming has become one of the most effective forming processes for glass products with its characteristics of fast, efficient and accurate.
Because of its changeable shape, bright color, not afraid of beating characteristics, pp cup is loved by many people, very suitable for outdoor users and office workers. Generally speaking, the bottom of the pp cup has a sign, that is, the number on the small triangle, the common one is “05″, which represents the material of the cup is PP (polypropylene), that is, pp cup. PP cup has good heat resistance, melting point at 170℃~172℃, chemical properties are relatively stable, in addition to can be concentrated sulfuric acid, concentrated nitric acid erosion, other chemical reagents are relatively stable.
Post time: Apr-11-2024