Propeller stirrer shafts with a 35cm length are standard accessories for overhead stirrers, commonly used in laboratory and industrial settings for mixing low-viscosity liquids.
Popular 35cm Propeller Stirrer Options
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- DLAB 18900075 Propeller Stirrer: A PTFE-coated option with a 35cm shaft length and a 6.5cm stirrer diameter. It is designed for standard stirring at medium to high speeds and is available at retailers like PF Star.
- IKA R 1342 Propeller Stirrer (4-bladed): A high-quality 316L stainless steel shaft (350mm) suitable for speeds up to 2,000 rpm. It is widely used for mixing low-viscosity media at medium and high speeds. You can find technical specifications on the IKA Official Site.
- 4E’s USA 3-Bladed Stirring Rod: This model features a PTFE-coated stainless steel core, providing both mechanical stability and chemical resistance. It is available on Amazon and is suitable for mixers and homogenizers.
- BOLA Propeller Stirrer Shafts: Specialized PTFE-jacketed stainless steel shafts featuring three 45° angled blades. These are ideal for applications requiring universal chemical resistance, as only the PTFE is exposed to the medium. Detailed options are listed on the BOLA Website.
- Camlab Crossed Stirrer Shaft: A 35cm PTFE-coated shaft with a 6.5cm diameter, designed for use with overhead stirrers like the OS20 and OS40 series.
Key Technical Specifications
- Materials: Usually 316L Stainless Steel for high-speed durability or PTFE-coated for chemical resistance against acids and bases.
- Shaft Diameter: Most standard laboratory models use an 8mm or 6mm shaft diameter to fit standard chucks.
- Flow Pattern: These propellers typically create axial flow, drawing material from the top to the bottom of the vessel

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