U-Shaped Stirrer Shafts, PTFE, Temperature resistance: from -200°C to +250°CPTFE-jacketed stainless steel shaft, u-shaped stirrer blade completely made of PTFE Universal chemical resistance since the product is only exposed to PTFE.Applications: Strong, tangential flow with high shear rate in the margin area, little sediments on the wall of the vessel.Ideal for mixing viscous liquids.