SpinOffs

A blog on what's new, notable, and next in turbomachinery

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Calculating Surface Roughness and Cusp Height for Ball End Mills

By Ryan Lussier, Senior CAM Software Product Manager
Aug 20, 2026

Imagine you're finishing an impeller blade with a ball end mill. The drawing calls for a specific surface finish, but now you need to determine the toolpath parameters that will achieve it. Should...

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Calculating Surface Roughness and Cusp Height for Ball End Mills

Steve Kohr, Director of Software Product Management & UX

CFD-based Throughflow Analysis: Bridging the Gap Between 1D and 3D Analyses

CFD-based Throughflow Analysis: Bridging the Gap Between 1D and 3D Analyses

By Steve Kohr, Director of Software Product Management & UX
Jun 17, 2024

Many of us have come to appreciate the expedience that 1D (meanline) analysis provides when scoping out a new design or revisiting a legacy design for use in a new application. However, we also know...

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Performance v. Durability: The Eternal Turbomachinery Design Grudge Match

Performance v. Durability: The Eternal Turbomachinery Design Grudge Match

By Steve Kohr, Director of Software Product Management & UX
Nov 12, 2021

It is not a secret that when designing turbomachinery components there is a trade-off between the performance and durability. I challenge any aero or structural designer to highlight a geometric...

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