Many glass bottles supporting aluminum cap, aluminum plastic cap, plastic cap, PVC rubber cap.Different cover in the structure and material there are many different, from the material is usually aluminum, PP class and PE class.
Mainly used in white wine, fruit wine, red wine.These covers are generally anti-theft cover, that is to say, can not be used twice.
Today we are going to talk about the difference between these LIDS:
Aluminum cover: the general model on the market is 28mm*18mm, 30mm*60mm, 31.5mm*44mm, etc. Aluminum plate is multi-purpose 23MM aluminum plate, this thickness of aluminum cover quality is better, very popular in the market.
The inner plug of aluminum cap has PE inner and plastic glass ball inner . According to the different needs of customers and the requirements of different wine packaging, our inner also different.
Plastic cover: plastic cover, as the name implies is to plastic as raw materials to do the cover, plastic cover compared to aluminum cover, portable, and cheap.
For the customer, the lighter weight also saves a lot of money in transportation.
Short production cycle, high machine cover rate.
Plastic cap is mostly used for hot filling bottle caps and aseptic cold filling bottle caps. This kind of material is non-toxic, has good toughness and impact resistance, is also easy to form film, resistance to upper and lower temperature, environmental stress cracking function is good, and the defects are large forming contraction and excessive deformation.
Now on the market a lot of vegetable oil, glass bottles of sesame oil and so on more is this kind of material.
Production process: pressure and plastic and injection molding two.
From the structure of the more: far away from the connection (also known as the bridge) and a injection into the type.
Uses are usually divided into: gas caps, heat caps and sterile caps, etc.
Post time: Apr-30-2021