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Uni-Lok 28mm Induction Seal

Closure Systems International’s family of Uni-Lok® 28mm closures are attractive, leak-proof closures that protect the integrity of your brands. The patented wing-style mechanical tamper evidence band assures that your product is uncompromised and is easy to apply.  These closures are perfect for motor oil and other automotive fluids packaged in plastic containers.

Secure, Leak-Proof Sealing & Re-sealing

  • Lined and linerless options for secure, leak-proof sealing
    ✓ Linerless, one-piece option
    ✓ Molded-in liner, two-piece option
    ✓ Induction foil-seal liner option
  • Easy resealing
  • Compatible with 1802 and 1824 bottle finishes

Tamper Evident & Easy to Apply

  • Optimally designed for SP400 automotive fluid bottles
  • Press tab & turn technology that is easy for adults to open, while providing child-resistance to protect curious youngsters
  • Pulp liner for a secure, leak-proof seal
  • Re-sealable for convenient storage
  • Vivid closure color options for point of purchase impact
Total Closure & Capping Systems Solutions
  • Wing-style tamper band for secure tamper evidence
  • Patented scoring technology that causes the band to break when the cap is removed, making an unmistakable sound to assure consumers the package is being opened for the first time
  • Option to have tamper band horizontally scored to remain on the bottle or vertically scored to come off with the closure, a particular advantage for returnable bottles
  • Thin wing design for extra easy application
  • Patented rotary compression molding process for reduced material stress and cracking

Designed to Drive Brand Sales

  • Aesthetically pleasing design with rounded edges
  • Customized colors available for shelf impact
  • Top printing or embossing / debossing options for enhanced branding

Total Closure & Capping Systems Solutions

  • In addition to quality closures, CSI provides capping equipment and unparalleled customer and technical services, globally.
  • CSI's closure systems solutions help customers maximize profits by increasing the marketability of their brands and optimizing their total cost of operations.

Maximize Your Margins with . . . CSI Closures, Capping Equipment, & Expert Technical Services!

Purchase Requests or Questions?

Product Detail

Markets Served

Automotive Fluids

Application/Fill Processes


Material Types


Closure Diameters


Bottle Finishes

1802, 1824

Bottle/Package Types

Plastic Non-Returnable Bottles

Knurl Options


Seal Types

Induction Foil-Seal Liner

Tamper Evidence

Tamper Evident Band - Standard, Foil Induction

Brand Names



Emboss Shell Option

Purchase Requests or Questions?

Research & Development: Innovation Capabilities

At CSI, R&D is a crucial component of innovation and a key factor in developing new competitive advantages. CSI follows a disciplined New Product Development process, utilizes a creative space for ideation known as Studio C and provides differentiated technology platforms known as Studio C Creations.

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