$15.00Turboprop Engine, for Business Aircraft, Free Turbine Type, Cutaway

myminifactory

This is a model of the Turboprop Engine for Business Aircraft, etc. This engine class has many features other than the large size jet (fan) engine. Smaller size - Higher RPM - Lighter weight These features make the complex air flow and unique configuration. There are two types of this class engine; Direct drive This type model was uploaded to the following URL. - Free turbine This cutaway model is the free turbine type imaging PT6A engine and, etc. Features of this model has 2 major assemblies ①. Free Turbine Assy (Forward of Engine) (1) Power Turbine Rotor (2) Dual Planetary Reduction Gearing (3) Exhaust Ducts ②. Gas Generator Assy (Backward of Engine) (1) Circumferential Type Air Intake (2) Combination Type Compressor (Axial + Centrifugal) (3) Reverse Flow Combustion Chamber (4) Axial stage Turbine (5) Accessory Gear Box (including Oil Tank) Assembly Manual (PDF format, total 19 pages) The detail assembly manual including "Parts-List", "After printing treatment" and "Assembly procedure" are prepared based on "Standard Skill (Filing, Drilling, Tapping and painting)". Download files includes; -files: STL Files (60 items) STL file name: "ws" of last 2 digits means "With Support" which special designed. -images: Parts Breakdown for assembly Aid, Subassembly Photos-PDF (Zip) File: Assembly Manual Purchase Parts Information; (No Metal Ball Bearing is used)-Aluminum Tubes See Parts List-Screws Micro screws M1.4x3.5L - Appox. 50 ea - Direct screw-in to 1 mm dia hole (No nut) Screws M2 x ** - See Parts List Total Net Print Time: Approx. 50HR- (Estimated as case of PLA, 0.4mm Nozzle, 0.2mm Layer Height, 40% infill and No raft and support) Note: When at actual print, each parameter may be adjusted by your experience. 3D printing settings Raft, Support, Layer Height, Infill: Depending on your experience. But the parts having gear, small shaft and thin portion: 100% infill is recommended. My models were printed by "idbox" using with 0.4 nozzle, 1.75 PLA. This is the most challenging item in all of my creations which I made before. I do hope your success!! Optional Parts In order to make removal of "Special Support" easy, the support design was changed. The part itself is the same. The modified STL Files are as follows; [1 peace type] - Modified design to get more success- Comp-Rotor801ws.stl (Original: Comp-Rotor01ws.stl) [3 pieces type]- Comp-Rotor-1st-01ws.stl- Comp-Rotor-2nd-01.stl- Comp-rotor-3rd-01.stl I hope your work to be much improved.