The use characteristics and types of glass varieties

The use characteristics and types of glass bottles: glass bottles are the main packaging containers for food, pharmaceutical and chemical industries. They have good chemical stability; easy to seal, airtight, transparent, can be observed from the outside of the contents; good storage performance; smooth surface, easy to sterilize and sterilize; beautiful shape, colorful decoration; have a certain mechanical strength, can withstand the pressure inside the bottle and the external force during transportation; wide distribution of raw materials, low prices and other advantages. The disadvantages are large mass (mass to volume ratio), brittle and fragile. However, the use of thin-walled lightweight and physical and chemical toughening of new technologies, these shortcomings have been significantly improved, and thus the glass bottle can be in fierce competition with plastic, iron listening, iron cans, production increased year by year.

Glass bottle variety, from the capacity of 1ML small bottles to more than ten liters of large bottles, from round, square, to shaped and with a handle bottle, from colorless transparent amber, green, blue, black shade bottles and opaque milky glass bottles, etc., the list goes on. In terms of manufacturing process, glass bottles are generally divided into two categories: molded bottles (using model bottles) and control bottles (using glass control bottles). Molded bottles are also divided into two categories: large-mouth bottles (mouth diameter of 30MM or more) and small-mouth bottles. The former is used to hold powder, lump and paste items, and the latter is used to hold liquid. According to the form of bottle mouth is divided into cork bottle mouth, threaded bottle mouth, crown cap bottle mouth, rolled bottle mouth frosted bottle mouth, etc.. According to the use of the situation is divided into the use of a time that is discarded once the bottle and a number of turnaround use of recycled bottles. According to the classification of contents, it can be divided into wine bottles, beverage bottles, oil bottles, can bottles, acid bottles, medicine bottles, reagent bottles, infusion bottles, cosmetic bottles, etc.