$10.00Jet Engine; 2-Spool, Current, Big

myminifactory

This is the Turbofan Engine currently used with the Big Passenger Aircraft.I made this model to compare the 2 Spool Engine and the Geared Engine for Mid Class Passenger Aircraft. A. The features are as follows.　① Typical 2 Spool Turbofan Engine for Big Size; 　　a. Single Stage “Fan” (Metal Type, 3m class Diameter)　　b. Compressor: LP (Boost 6 Stages), HP (11 stages)　　c. Turbine: HP (2 stages), LP (7 stages)　　d. Gearbox is installed to Core side.　② All stator vanes are omitted to avoid rubbing with blades.　③ No metal bearing is used.　④ Can be disassembled and assembled (But please at your risk) B. Assembly Manual (PDF format, total 15 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)". C. Purchase Parts Information; -Aluminum Tubes φ4, 6, 8 See Parts List -Screws Micro screws M1.4x3.5L & M1.4x6L - Direct screw-in to 1 mm dia hole (No nut) But if you have the M1.4 Tap, it will be very useful. Screws M2 x ** - See Parts List D. STL file Total STL files are 34 items including the stand and tools. “ws” of last 2 digits of file name means “With Support” special designed. E. Total Net Print Time: Approx. 76 HR - (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. F. Printing settings Raft, Support, Layer Height, Infill: Depending on your experience. My models were printed by "idbox" using with 0.4 nozzle, 1.75 PLA. I do hope your success!!