• 28mm standard PE plastic bottle caps

28mm standard PE plastic bottle caps

Short Description:

Functional requirements of plastic anti-theft bottle caps
①The functions of plastic anti-theft bottle caps (hereinafter referred to as: plastic bottle caps) mainly include the following two points:
A. Airtightness, which protects the contents, which is the basic function of the bottle cap;
B. Aesthetics, as an inseparable part of the packaging, the small caps play a finishing touch.
②For different beverage products, they have some common needs for bottle caps, such as: sealing/resealing: good sealing; marketing support: easy to use; promotion: diversified economy: competitive price Anti-theft function: prevent Tamper or counterfeit closures: high efficiency, high productivity Safety: food grade, no contamination

Product Detail

Product Tags

Bottle cap sealing structure design:

①Sealing structure: no gasket cover from inside to top to
There are three external sealing structures, which are the sealing ring, the top sealing ring and the side sealing ring.(NO.1 PICTURE)
②Sealing principle: After capping, the sealing ring goes deep into the bottle mouth
Inside, there are serrated annular protrusions on the outside of the sealing ring, so that the
The sealing ring is in close contact with the bottle mouth. The top sealing ring is pressed on the bottle mouth
on flat surface. The side sealing ring surrounds the outside of the top of the bottle mouth. secret
The seal ring plays the role of the main seal; the top seal ring and the side seal ring play the role of the main seal;
Auxiliary sealing action
③Description: The three-way sealing structure design ensures that the beverage is squeezed and collided during handling or transportation without leakage and deterioration.

plastic caps
plastic caps 1

Product Specification

Name of the product plastic caps   Material 
Internal dimensions

  Type of printing Customize colors
External dimensions  (±0.30mm)   Packaging White poly bag , then packed in carton .
Usage Bottles.Water.Juice,soft drink   Feature Non Spill
Customized Order Accept   Place of Origin: Shandong,China
Brand Name Wonderfly   Model Number WDF-07
Color Customized   Size Customized
Application Bottle usage   MOQ Pure color:100,000pcsCustom logo:300,000pcs
Logo Custom logo   Sample provided
Packaging&delivery Packaging Detail.10,000 pcs /carton . First , white poly bag ,then packed in carton .
Port Qingdao,Tianjin

Parking And Delivery

Lead Time

Quantity(pieces) 1 - 100000 >100000
Est. time (days) 7 To be negotiated


plastic cap
plastic cap
plastic cap
plastic cap



We can provide FREE samples. The number of samples we provide is sufficient to test the quality of the product. Normally it takes 1 days to finish the samples. The sample delivery time around 3-5days.

Production environment

equipment (1)
equipment (2)
fac (2)

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