Adelphi Healthcare USA

RayDyLyo® Push-Fit Vial Cap

RayDyLyo® is an innovative alternative to aluminum crimp seals. Available sterile, the cap allows for simple push-fit vial closure and is suitable for development stage right up to full-scale automated manufacturing.

Key features

  • One-step closure process – simplifies aseptic capping
  • Eliminates crimping – reducing cosmetic defects and contamination risks
  • Flexible & scalable – suitable for clinical trials, research, and large-scale production

Technical specifications

  • Brand: ARaymondlife
  • Sizes: 13mm and 20mm
  • Material: Medical-grade polymer
  • Stopper: Integrated or separate, pharma-grade elastomer
  • Colors: Blue from stock, other colors to order
  • Application: Aseptic fill-finish for injectable drugs, vaccines, and biologics
A selection of 20mm and 13mm RayDyLyo caps with yellow, blue, and pink caps.
RayDyLyo push-fit caps with blue flip-off tops.
A selection of 20mm and 13mm RayDyLyo caps with colorful tops.

Product Details

The RayDyLyo Push-Fit Vial Cap from ARaymondlife is a patented, crimp-free closure system developed to work seamlessly with 13mm and 20mm crimp neck vials. It simplifies aseptic fill-finish processes by eliminating the need for aluminum crimping, reducing the risk of particle generation and contamination.

Fully compatible with ready-to-use (RTU) vials in nest-and-tub or tray formats, RayDyLyo caps support the highest standards in pharmaceutical and biotech manufacturing. Available in 13mm and 20mm formats with integrated stoppers and customizable color options.

Product Applications

RayDyLyo Push-Fit Vial Caps are widely used in aseptic pharmaceutical and biotech manufacturing. They are ideal for fill-finish lines using RTU vials where cleanroom compatibility, operational efficiency, and patient safety are priorities.

Request a quote

Why Choose Adelphi?

  • Stock Held Onsite

    We hold stock in the UK and US. Fast shipping available on our most popular product lines.

  • Expert Support at Every Step

    Our knowledgeable team is here to offer advice and support at every stage of your project.

  • Scalable Solutions

    With low MOQs and large inventories, our service grows with you from development to production and beyond.

  • Trusted Across Industries

    Serving the pharma, biotech, diagnostic, and related industries for over 50 years.

Browse related products

View all products
  • A 13mm and a 20mm aluminum crimp seal, each with a white 'Flip off' button.

    Clean Certified Sterilized Crimp Seals

    Pre-sterilized aluminum seals designed for aseptic fill-finish operations. See product
  • A cup nest full of clear glass adaptiQ vials shown hovering above their bin.

    adaptiQ® Sterile Vials in Cup Nest

    Sterile and ready-to-use vials in a Cup Nest from SCHOTT Pharma. See product
  • An exploded image of adaptiQ sterile vials in tray format, shown with the tray, the vials, the lid, and the Tyvek sheet.

    adaptiQ® Sterile Vials in Tray

    Sterile and ready-to-use vials in a Tray from SCHOTT Pharma. See product