Exploration of PET Material
PET, The full name is polyethylene terephthalate, which is a common plastic material. It is made by polymerization reaction (condensation) of terephthalic acid (PTA) and ethylene glycol (EG). This material is widely used in various packaging, especially beverage bottles.
Bottle mouth knowledge tips
The diameter of the bottle mouth usually comes in specifications such as 18, 20, 22, 24, 28, and 33, corresponding to the T size of the bottle mouth. The thread specifications are divided into 400, 410, and 415, corresponding to 1 circle, 1.5 circles, and 2 circles of threads, respectively. Understanding these specifications is crucial for selecting the appropriate bottle cap.
Bottle body material and structure
The bottle body is made of various materials, with solid colors commonly used for PE and PP materials, while transparent or colored transparency materials such as PETG, PET, PVC, etc. are commonly used. The PET material bottle body can also achieve different effects by spraying colors. The bottom of blow molded bottles has a protrusion that appears bright in light, while the bottom of blow molded bottles has a bonded line.
Unveiling of supporting components
The supporting components for bottle blowing include the inner plug (commonly used PP and PE materials), the outer cover (commonly used PP, ABS and acrylic materials, as well as electroplated and anodized aluminum materials, mostly used for spray toner), the pump head cover (commonly used for essence and lotion), the Qianqiu cover and the lift cover. The selection of these components is crucial for the overall design and user experience of the bottle.