Description
PTFE stirring blade with stainless steel construction and crescent geometry is a laboratory agitator accessory for overhead stirrers and related mixing equipment. Overall length is 600 mm, with a chuck diameter of 8 mm and a blade measuring 90 × 24 × 3 mm. The PTFE contact surfaces offer broad chemical resistance for routine laboratory media, while the stainless steel structure provides the mechanical stability needed to transmit torque during continuous stirring. This single-piece unit weighs 0,310 kg and is intended for use as an accessory in stirrer and agitator setups. The longer shaft suits deeper vessels, and the crescent blade profile supports effective agitation in round-bottom flasks and comparable containers used in research, synthesis, and quality-control work. From manufacturer Bohlender, the design fits chucks that accept an 8 mm shaft and integrates into standard laboratory drive systems without complex adaptation. Suitable applications include sample preparation, dissolution, homogenisation of suspensions, and general process-development mixing where PTFE-wetted components are preferred. Clear dimensional definition of shaft, chuck interface, and blade allows straightforward selection against existing stirrer inventories and vessel geometries in the laboratory.
This article is part of Stirring shafts, propellers & impellers, in Stirring, shaking & mixing.
Key features
- Pack size: 1 pc
- Type: PTFE stirring blade, crescent
- Shaft material: Stainless steel
- Length: 600 mm
- Chuck diameter: 8 mm
- Blade dimensions: 90 × 24 × 3 mm
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Questions about PTFE-Stirring blade, stain. steel,cresc., L 600mm, Ø chuck 8 mm,blade 90x24x3 mm
What is this article?
PTFE-Stirring blade, stain. steel,cresc., L 600mm, Ø chuck 8 mm,blade 90x24x3 mm is the article on this page. Luminix Health distributes Bohlender for laboratory use. It sits in Stirring shafts, propellers & impellers, inside Stirring, shaking & mixing, in Lab instruments.
A shaft, a propeller or an impeller is the wetted end of an overhead stirrer. The diameter and the pitch decide whether the liquid turns over. The material, stainless steel or PTFE, decides what the liquid may be. The chuck size has to match the stirrer.
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 Stirring shafts, propellers & impellers. The catalogue is Lab instruments.
Shelves beside this one are Magnetic stirring bars, Magnetic stirrers, Stirring & mixing accessories, Homogenisers & dispersers, Shakers, rockers & rotators, Overhead stirrers and Vortex mixers.
What should I check before I order?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
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. 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.

