Magnetic Stirrer Stir Bar PTFE Magnetic Mixer Stir Bars (3X5mm, Cylinder Shape, 20PCS)

1.Name: Polytetrafluoroethylene Magnetic Stir Bars
2.Free to choose the sizes ,There are dozens of sizes for you to choose
3.Free to choose the Shape: Olive shape;cylinder with Pivot Ring;cylinder shape;Cross shape; Gear shape;Ball shape;and Recycling rods
4.High temperature: the use of operating temperature up to 250 ℃
5.Corrosion resistance: for most chemicals and solvents, showing inert, strong acid and alkali resistance, water and a variety of organic solvents
6.High lubrication: the lowest coefficient of friction in solid materials
7. Low temperature resistance: good mechanical toughness, even if the temperature dropped to -196 ℃, can also maintain a 5% elongation
8.No adhesion: with the smallest surface tension in the solid material, no adhesion to any substance
9.Weather resistance: long-term exposure to the atmosphere, the surface and performance remain unchanged, there is B06B plastic in the best aging life
10.Non-toxic: with physiological inertia, as artificial blood vessels and organs long-term implanted in vivo no adverse reactions