PP Cap with Liners

Polypropylene caps/closures are essential components used in various industries to seal containers and bottles securely.

They come in a wide range of shapes, sizes, colors, patterns, closure types, neck finishes, and liners making them versatile for different applications.

Smooth side & top

With customizable liners

Sealing and protection

Customization and branding

    What We Can Customize for Your Plastic Caps?

    Custom Plastic Caps Closures

    Material

    • PP or PP+TPR

    Size

    • 24mm, 28mm, 33mm, 38mm, 43mm, 45mm, 48mm, 53mm, 58mm, 63mm, 70mm, 83mm, 89mm, 100mm, 110mm, 120mm
    • Custom diameter available

    Neck Finish

    • 400, 485, 490

    Color

    • White, black, natural, blue, red, yellow, or custom

    Closure Type

    • Screw-on, snap-on, child-resistant, or custom closure types

    Patten

    • Plain, marble, camouflage, wood
    • Custom available

    Liner

    • Foam, pressure-sensitive, induction, lift-and-peel, heat-seal, venting

    Typical Size and Neck Finish

    Black PP Smooth Cap
    White PP Smooth Cap

    Item Number

    Resin

    Diameter (mm)

    Neck Finish

    PP-Cap-24

    PP

    24 mm

    400, 485, 490

    PP-Cap-28

    PP

    28 mm

    400, 485, 490

    PP-Cap-38

    PP

    38 mm

    400, 485, 490

    PP-Cap-48

    PP

    48 mm

    400, 485, 490

    PP-Cap-58

    PP

    58 mm

    400, 485, 490

    PP-Cap-63

    PP

    63 mm

    400, 485, 490

    PP-Cap-70

    PP

    70 mm

    400, 485, 490

    PP-Cap-89

    PP

    89 mm

    400, 485, 490

    PP-Cap-120

    PP

    120 mm

    400, 485, 490

      Liner Options

      Cap liners are essential components of bottle caps and closures. There are various types of cap liners available, each suited for specific applications.

      PE Foam Liner

      PE Foam Liner

      Made from low-density polyethylene (LDPE) foam and are commonly used for sealing dry products, powders, and liquids. They create a strong seal against the container, providing excellent moisture resistance.

        Pressure Sensitive Liner

        Pressure Sensitive Liner

        Pressure-sensitive liners (PS liners) consist of foam or paper backing coated with a pressure-sensitive adhesive. When the cap is screwed onto the container, the liner adheres to the container's rim.

          Induction Seal Liner

          Induction Seal Liner

          The cap liner is heated by electromagnetic induction, creating a hermetic seal between the cap and the container. These liners are commonly found in products like pharmaceuticals, food, and beverages.

            Venting Liner

            Venting Liner

            Venting liners are designed to allow pressure equalization. They are often used in applications where the packaged product may experience pressure changes, such as with chemicals or volatile substances.

              Get In Touch With Us

              FAQs

              Do you have stock samples? How can we to get it?

              Yes, we have a large inventory in our oversea warehouse (located in Miami, US), and sample orders are freely available for quality check.

              Do you accept custom orders?

              Yes, we can manufacture your packaging products according to your requirements.

              What is your custom process?

              Let’s take the process of designing a composite bag as an example:

              1. First of all, please tell us what product your composite bag is used to hold, the weight requirement, the specific gravity of the product contained, the material requirement of the composite bag, and other requirements, such as handles, zippers, etc.
              2. Then, according to the information you provide, we will design a blank design drawing with dimensions and send it to you.
              3. After you receive it, you can put your own bag design drawing into our blank drawing, and then send it to us.
              4. Finally, we will communicate again to confirm the size, Pantone color, zipper, handle position, etc., and finally complete the design of the production drawing.

              How do you charge for mold design?

              • If your packaging product size is general, we have many universal molds for you to use for free.
              • If your product does not belong to the general size, we can design a private model at a reasonable cost according to your drawings. This mold opening fee will be fully returned to you in subsequent orders.

              How about your lead time?

              After confirming the mold, our lead time is usually no more than 2 weeks.

              What services do you provide?

              • Pre-sale service: Since we have an overseas warehouse in Miami, USA, and have a large inventory of various products, we can send you samples from the warehouse for free.
              • After-sales service: If your product has quality problems, we will provide you with a refund promise unconditionally (return the product to our overseas warehouse).

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