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The process of making plastic cosmetic bottles
Plastic cosmetic bottles are more common in cosmetic packaging. Do you know what process is used in the production of plastic cosmetic bottles? Next, Wuxi Meishang will introduce the process used in the production of plastic cosmetic bottles: injection molding and blow molding, and tell you the definition and characteristics of injection molding and blow molding.

 plastic cosmetic bottles

 

Injection molding

 

1.What is injection molding

 

Injection molding is a process of heating and plasticizing plastic (heating and melting into a fluid, which has plasticity), and injecting it into a closed mold space by applying pressure, allowing it to cool and solidify in the mold to produce a product with the same shape as the mold. kind of craft. It is suitable for mass production of parts with complex shapes.

2. Characteristics of injection molding

 

Fast production speed, high efficiency, and high degree of automation
High product accuracy and very small shape error
Capable of producing complex shaped parts
High cost of mold

 

 

 

 

 

Blow molding

 

1.What is blow molding

 

Drawing on the traditional glass blowing process, blow molding is a molding process that uses compressed air with a certain pressure to inflate, cool, and shape the parison (a semi-finished tubular plastic body) in the mold into a hollow product. It is suitable for the mass production of hollow plastic containers.

2.Characteristics of blow molding

 

The simple production method, high production efficiency, and high degree of automation
low dimensional accuracy
There are certain restrictions on product shape
Low mold cost

 

 

 

 

 

Wuxi Meishang is a plastic cosmetic bottle manufacturer and wholesaler, if you want to buy large quantities of plastic cosmetic bottles, hurry up and call +86 177-1238-8813, e-mail jenny@mshar-pack.com, log in to https://www.mshar-pack.com/ or click https://www.mshar-pack.com/contact.shtml to contact us!