Understand the blowing process

According to the plastic material, it can be divided into PE blowing (softer, more solid colors, one-time molding), PP blowing (harder, more solid colors, one-time molding), PET blowing (good transparency, more use for toner and hair products) , It is an environmentally friendly material, two moldings), PETG blowing (brightness is better than PET, but not commonly used in China, high cost, high cost, one molding, non-recyclable materials) less.

Combination form: blow bottle + inner stopper (commonly used for PP and PE materials) + outer cover (commonly used for PP, ABS and acrylic, and also for electroplating, and anodized aluminum, and oil spray toner) or pump head cover (commonly used for essence and lotion ), + Qianqiu cover + flip cover (Flip cover and Qianqiu cover are mostly used in the daily chemical line of large circulation)