Close-up of a metal additive turbine fan hub with fir-tree style blade roots

Part case · Metal 3D Printing

Metal AM turbine fan hub close-up blank

Close-up of a turbine / fan hub with fir-tree style blade roots — for discussing printable hub interfaces and which root features need secondary machining after build.

Photo courtesy xa-blt.com (authorized for 3DWK use). 3DWK part case — brand remains 3DWK; not a BLT storefront listing.

ProcessMetal powder-bed fusion
FormTurbine / fan hub blank
FeaturesFir-tree style root field
PostMachine critical root features TBD
ItemTypical value
NoteGeometry discussion sample

Hub-closeup notes

Root geometry dominates inspection even when the outer envelope looks familiar.

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No claimed engine OEM names, RPM ratings, or certification marks on this page.

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