Description
Magnetic stirring bars with PTFE coating, cylindrical, L 30 x d 8 mm, are laboratory stir bars sized for general magnetic mixing duties. Each piece features a cylindrical form with PTFE coating and is intended for general use across routine laboratory workflows. The 30 mm length and 8 mm diameter offer a slightly longer profile than shorter cylindrical bars while remaining suitable for many standard vessels. Supplied as 5 pc(s) per pack, the set covers everyday needs on research, QC, or teaching benches where matched bars are preferred. Net weight is 0,050 kg for the pack. These magnetic stirring bars from manufacturer Labbox sit in the established range of PTFE-coated cylindrical stir bars used with magnetic stirrers for liquid agitation. The PTFE coating supports clean handling between runs, and the cylindrical geometry promotes steady rotation under magnetic drive. Use this 5-piece pack when you require uniform L 30 x d 8 mm cylindrical PTFE-coated bars for general laboratory stirring without specialised shapes or additional performance claims beyond the stated coating and dimensions.
This article is part of Magnetic stirring bars, in Stirring, shaking & mixing.
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Questions about Magnetic stirring bar, cylindrical, l 30 x diam. 8 mm, 5 pcs
What is this article?
Magnetic stirring bar, cylindrical, l 30 x diam. 8 mm, 5 pcs is the article on this page. Luminix Health distributes Labbox for laboratory use. It sits in Magnetic stirring bars, inside Stirring, shaking & mixing, in Lab instruments.
A magnetic stirring bar is the magnet coated in PTFE that spins inside a vessel, driven by a stirrer underneath. Length and shape, plain, oval or cross, have to suit the flask. A bar left against a dry glass wall will grind it.
Stirring keeps a mixture uniform or helps a solid dissolve. A magnetic stirrer spins a bar inside a closed vessel. An overhead stirrer drives a shaft when the liquid is viscous or the volume is large. A vortex mixer agitates a tube. A shaker moves a whole rack or a plate. The shape of the impeller and the speed decide whether the liquid turns over or merely spins. The vessels being stirred are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stirring, shaking & mixing. The sub-category is Magnetic stirring bars. The catalogue is Lab instruments.
Shelves beside this one are Stirring shafts, propellers & impellers, Magnetic stirrers, Stirring & mixing accessories, Homogenisers & dispersers, Shakers, rockers & rotators, Overhead stirrers and Vortex mixers.
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.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Delivery across the EU, two to five days if in stock. 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.

