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Backward-Curved Impeller

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Bounding box
81.4 × 80.0 × 22.0 mm
Engine
Precision B-rep
Parameters
10
Published
September 17, 2026

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backward impeller

Parameters

NameValueRange
Tip Diameter80 mm30 – 250
Backplate Thickness4 mm1 – 30
Blade Root Diameter18 mm8 – 100
Blade Height16 mm2 – 60
Blade Thickness2 mm0.6 – 10
Blade Count6 count2 – 20
Blade Back-Sweep Angle55 deg0 – 120
Hub Diameter20 mm8 – 100
Hub Height22 mm4 – 80
Shaft Bore Diameter8 mm0.5 – 50

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

Backward-Curved Impeller - Free CAD Model (STEP, STL) | TextoCAD