4140 is referred as Polygon Magnetic Stirrer Bar, under Tarson catalogue, category Magnetic Bars. 4140 Polygon Magnetic Stirrer Bar includes electromagnetic drive, without moving parts, thus do not require maintenance. 4140 Polygon Magnetic Stirrer Bar is made up of Polytetrafluoroethylene (PTFE) and ALNICO V MAGNET. Magnetic stir bars are coated magnets used to stir liquids in a sealed container. They can stir fluids without requiring an opening in the container. These stir bars are polygonal in shape.

Product Specifications:

• 4140 Polygon Magnetic Stirrer Bar is capable of with standing speed at a range from100 to 1000 RPM.
• Maximum stirring capacity is up to 3 liters.
• It is not for use in hazardous area and do not submerse in water.
• Dimension - 8 mm x 14mm.
• Each pack contains 10 stirrer bars.