Description
Crimping pliers for 20 mm flip top/flip off closures are a laboratory crimping tool matched to 20 mm flip-top and flip-off style seals. They enable manual application of these closures on vials and related containers in sample handling and analytical work. Flip top and flip off designs are widely used where a secure crimp seal must still allow convenient access after sealing. This single-piece tool from manufacturer Altmann Analytik is offered as an alternative to VWR article 548-0602, giving laboratories a compatible option when specifying or replacing 20 mm flip top/flip off crimping equipment. Suitable for routine bench use wherever 20 mm flip top or flip off closures are standard, it supports consistent manual crimping without requiring a powered station. Choose these pliers when your workflow depends on reliable sealing of 20 mm flip top/flip off caps in pharmaceutical, biotech or general laboratory environments.
This article is part of Crimpers & decappers, in Vials, caps & septa.
Key features
- Pack size: 1 pc
- Product type: Crimping pliers
- Cap size: 20 mm
- Closure type: Flip top/flip off closures
- Operation: Manual crimping
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Questions about 20 mm crimping tool for Flip Top/Flip Off Seals
What is this article?
20 mm crimping tool for Flip Top/Flip Off Seals is the article on this page. Luminix Health distributes Altmann Analytik for laboratory use. It sits in Crimpers & decappers, inside Vials, caps & septa, in Chromatography equipment.
A crimper closes a crimp cap onto a vial neck. A decapper takes it off. The jaw size, 11 mm or 20 mm, has to match the cap. A crimp that is too tight cracks the neck. One that is too loose leaks in the tray. Electronic and manual tools differ in how repeatable the squeeze is.
An autosampler vial is the small closed bottle a chromatograph picks up. The neck is crimp, screw or snap, and the cap and the septum have to be that neck. The septum is the part the needle pierces. A soft septum reseals. A septum that is wrong for the solvent swells or sheds particles into the sample. Inserts reduce the volume when the sample is scarce. The separation they feed is described with IUPAC names and PubChem data.
Which category should I open next?
The category is Vials, caps & septa. The sub-category is Crimpers & decappers. The catalogue is Chromatography equipment.
Shelves beside this one are Vial caps & septa, Chromatography accessories, Autosampler vials and Vial inserts.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

