Stir Bars

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  • Octagon Spinbar® Magnetic Stir Bars

    Bel-Art Products

    Octagon magnetic stirring bars with integral pivot ring are the most commonly used shape. Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert Interrupted profile provides greater surface area and added turbulence when compared to…

  • Cylindrical Stir Bars

    Globe Scientific

    Produced from PTFE For the stirring of liquids on magnetic stirrers and/or hotplate stirrers Strong alloy magnets sheathed in pure white inert PTFE Supplied in polarity aligned packs to ensure maximum coupling strength Resistant to virtually all chemical attack and temperatures up to 260°C

  • Polygon Spinbar® Magnetic Stirring Bars

    Bel-Art Products

    These stirbars have polygon multifaceted surfaces that add turbulence relative to similar smooth size cylindrical bars. Center molded pivot ring minimizes the contact area between the bar and the vessel; reduces friction and chattering Marring of plastic containers is diminished …

  • Stir Bar Set

    Globe Scientific

    Useful assortment of the most popular types and sizes of PTFE magnetic stirrer bars Supplied in a red polypropylene compartmented box with opaque natural lid Contains: Pivot ring: two each of 12 x 4.5, 25 x 6, 45 x 8 and 60 x 9.5mm Oval: two each of 20 x 10, 25 x 12, 35 x 16…

  • Polygon Spinbar® Magnetic Stirring Bars (without Pivot Rings)

    Bel-Art Products

    These stir bars have polygon multifaceted surfaces that add turbulence relative to similar smooth size cylindrical bars. Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert Manufactured in a registered ISO 9001:2008 facility, as…

  • Teflon-Coated Magnetic Stir Bar

    Corning

    These Corning magnetic stir bars are Teflon®-coated for increased chemical-resistance. Bars are available in 2” x 3/8” in. (5.08 x 0.95 cm) or 1” x 3/8” in. (2.54 x 0.95 cm).  1233W94 stir bars are suitable for use with PC610/620 stirrers while 1233W95 stir bars are for…

  • Pivot Ring Stir Bars

    Globe Scientific

    Produced from PTFE Central pivot ring ensures efficient spinning, even on curved or uneven bases

  • Spinbox™ Magnetic Stirring Bar Assortments

    Bel-Art Products

    These stirbar assortments come in a convenient storage box and provide instant availability of these highly popular Teflon® PTFE encapsulated Alnico magnets. Choose from Octagon, Cylindrical, Polygon, Micro, Egg-Shaped or Spinplus® shaped assortments FDA Grade, USP Class VI…

  • Stirring Rods

    Globe Scientific

    Suitable for stirring even the most corrosive liquids Will withstand 260°C PTFE covered with plain ends 6mm diameter

  • Micro Stir Bars

    Globe Scientific

    Produced from PTFE For use in small vessels, e.g. test tubes, vials, etc.

  • Cylindrical Spinbar® Magnetic Stirring Bars

    Bel-Art Products

    Cylindrical magnetic stirring bars offer excellent centering and smooth running characteristics. Small removable pivot ring in the center adds to their versatility Pivot ring minimizes the contact area of the bar to the vessel, reduces friction and lessens marring of plastic containers …

  • Stir Bar Retrievers

    Globe Scientific

    Magnet permanently embedded in PTFE rod Ideal for retrieving magnetic stirrer bars from particularly sensitive or corrosive liquids

  • Stirring Bar, 3 x 10 mm

    Thomas®

    Teflon-encapsulated, magnetic stirring bars

  • Scienceware® Stirring Bar Retrievers

    Bel-Art Products

    Easily recover stirring bars from containers using the Spinbar® Magnetic Retriever. Offered in two different lengths (12" and 18"), each retriever has a polyethylene rod, 9.5 mm diameter, with Alnico magnet sealed in one end and loop on opposite end.

  • Stir Bars, Octagonal

    Dynalon

    Our stir bars feature ALNICO V magnetic cores which are one of the most powerful permanent magnet alloys available. Stir bars should not be stored in a random mass, or dropped on a hard surface especially steel. Stir bars should be stored in pairs to maintain magnetic strength.

  • Giant Polygon Spinbar® Magnetic Stirring Bars

    Bel-Art Products

    Heavy duty bars for use in stirring large volumes of fluid in vessels on large magnetic stirring machines such as the Cool Stir Large Volume Stirrer, H37028-0001 or other large machines. Will fit into vessels with a minimum neck diameter of 32 mm Multifaceted surface adds turbulence…

  • Micro (Flea) Spinbar® Magnetic Stirring Bars

    Bel-Art Products

    Micro (Flea) magnetic stirring bars are designed for stirring small volumes in vessels such as vials, tubes and gradient makers. Particularly useful for environmental testing and life science applications in which small sample volumes need to be prepared and evaluated Alnico magnet…

  • Color Octagon Spinbar® Magnetic Stir Bars

    Bel-Art Products

    Octagon magnetic stirring bars with integral pivot ring are the most commonly used shape. Choose from red, yellow or blue. Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert Interrupted profile provides greater surface area and…

  • Stir Bars & Stir Bar Retriever

    Heathrow

    The magnetic stir bar withstands temperatures up to 250°C, making them suitable for use with both unheated and heated stirrers. The Stir Bar Retriever is encapsulated in PTFE making it easy to clean and durable. Magnetic stir bar is made from ALNICO, one of the strongest permanent…

  • Magnetic Bar Retriever, 350mm

    United Scientific Supplies

    350mm length magnetic bar retriever.

  • Elliptical (Egg-Shaped) Spinbar® Magnetic Stirring Bars

    Bel-Art Products

    These egg-shaped stirring bars are designed especially for use in round-bottom vessels as they spin unrestricted by the vessel contour. Particularly well suited for round bottom flasks; shape ensures complete mixing Offers minimal contact when used in plastic containers Egg shape…

  • Spinbar® Capsule Magnetic Stirring Bars

    Bel-Art Products

    The Capsule Magnetic Stirring Bar is a polystyrene capsule containing a 30 x 8mm (1.18 x 0.31") polygon magnetic stirring bar that spins freely inside the capsule while being prevented from spinning off center and ‘wandering’ on the base of a vessel. Containment of the…

  • Spinwedge® Spinbar® Magnetic Stirring Bars

    Bel-Art Products

    Spinwedge® magnetic stirring bars provide strong turbulence at fairly low speeds and are well suited for churning sediment or dissolving salts. Wedge shape is designed to plow up sediment for thorough dispersion Sharply angled broad face provides strong mixing action, perfect for…

  • Spinplus® Magnetic Stirring Bars

    Bel-Art Products

    Spinplus® magnetic stirring bars add speed and efficiency to mixing operations. The "+" shape creates a deep vortex and provides stable, quiet operation Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert …

  • Stir Bars, Micro

    Dynalon

    Stir Bar Micro, 1.5X15 mm ( 1210C97 ) Product Dimensions (l x w x h) : 0.591x0.073x0in 15 mm length. For stirring  test tubes, micro-beakers, etc... Covered with polytetrafluoroethylene white resin. Stir Bar Micro, 1.5X8 mm ( 1210C98 ) Product Dimensions (l x w x h) :…

  • Oval Stir Bars

    Globe Scientific

    Produced from PTFE For efficient stirring in round bottomed flasks

  • Scienceware® Fluted Octagonal Rare Earth Spinbar Magnetic Stirring Bar

    Bel-Art Products

    This bar’s high-energy magnetic material combined with a fluted octagonal shape produces exceptional power, although its length is only 50mm (1.969") with a 21mm (0.83") diameter. Ideal for viscous solutions and efficient, high speed stirring Samarium Cobalt magnet…

  • Scienceware® Stirring Paddle

    Bel-Art Products

    For Hand or Automated Mixing This stirring paddle is ideal for mixing liquids in large vats and tanks High density polyethylene Handle length: 91cm (3 feet); diameter: 25mm (1") Paddle dimensions: 7.6 x 15.2cm (3 x 6")

  • Stir Bars, Egg-Shaped

    Dynalon

    Stir Bar Egg-Shaped 3/8X3/4" (1210D76 ) Product Dimensions (l x w x h) : 0.785x0.397x0.4in PTFE 20 mm length   Stir Bar Egg-Shaped 1/2X1" (1210D77 ) Product Dimensions (l x w x h) : 1x0.511x0.515in PTFE 25 mm length Stir Bar…

  • Disposable Polygon Spinbar® Magnetic Stirring Bars

    Bel-Art Products

    The multifaceted magnetic stirring bar surface adds turbulence relative to similar size smooth cylindrical stirring bars. Ideal for single use applications mixing radioactive reagents or when cross contamination might be a concern Alnico magnet encapsulated in FDA Grade, USP Class VI…

  • Stir Bars, Polygonal

    Dynalon

    Stir Bar Polygonal 108X27 mm (1212Z66) Product Dimensions (l x w x h) : 4.25x1.022x0in Extra Large Polygonal Stirring Bars. Polytetrafluoroethylene. 1 08 mm length. Heavy duty for stirring large volumes of liquids on large magnetic stirrers. Stir Bar Polygonal 159X27 mm …

  • Spinpak® Magnetic Stirring Bar 6-Pack Assortments

    Bel-Art Products

    Convenient assortment packs suit a variety of needs. Choose from octagonal, round, micro or color-coded bars to best suit your needs Alnico magnet encapsulated in FDA Grade, USP Class VI Teflon® PTFE low friction coating; durable and inert Manufactured in a registered ISO…

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