Shaft Properties

Shafter Length (Mixer Mount to Shaft End) in Bearing span in Upper Impeller to Shaft Bottom in Middle Impeller to Shafter Bottom in Shaft Diameter in Lower Bearing to Lower Seal in Shaft Density,ρ lb/in³ (ρ = 0.28 for Steel, SS) Modulus of Elasticity, E (E = 28,000,000 for Steel, SS)

Lower Impeller

Diameter in Weight lb

Middle Impeller

Diameter in Weight lb

Upper Impeller

Diameter in Weight lb

Critical Speed

White Mountain Process, LLC (WMP) provides this calculator for reference only. While WMP is determined to provide accurate information, no expressed or implied warranty is given by WMP as to the accuracy and usefulness of this information. Use of this information is at the sole risk of the user. This calculator is subject to change without notice.

Mixing Equipment
For Bioprocess Engineers

WMP has been providing “mixing solutions” to industry professionals for more than two decades.

1 Liter – 10,000 Gallon Mix Tank Sizes Available

Stainless – Poly PE – PP, PVDF, PTFE, Titanium, Hastelloy C, & More

Mixers and agitators

We offer a large assortment of agitator, motor, and mount types – contact us today to request a quote.

Autoclave and Carboy Style Mixers
Sanitary Mixers for Aseptic Mixing Applications
Industrial Top Entry Mixers
Bottom Entry Mixers
Side Entry Mixers
Lab Mixers
GMP and High Purity Agitators
Corrosion Resistant Mixers and Mixtanks
High Viscosity Mixers
High Shear Mixers

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Agitator Options

We can spec your process equipment with many agitator options – propeller, impeller, & more

Industrial Mixing Equipment

Built to Your Specs

Sanitary Mix Tanks & Vessels

Sanitary Vessel/Mixer/Valve Packages

Sanitary Mechanical Seals

Industrial Agitators

Sanitary Mixers

Custom Mixing Packages

Lab Production-Scale Equipment

Specialty Mixers

Discover the benefits of world-class engineering and our White Mountain Peak-performance Team. We’re committed to making your job easier. Ask about our proprietary squeal-less dry-running mechanical seal for controlled-humidity environments. It’s blissfully quiet in performance!