Gasherbrum (K3) Printer - Release 1.1

Project Gasherbrum (K3 for short) is a Small Format, Direct Drive, Fully Enclosed or Open Air FDM Printer.

This is an entirely scratch design, based on the efforts of the "Hypercube Overkill Project" for the XY Motion System, and inspired by all other prior repraps.

Our discord server can be found here:

BOM/Sourcing Guide can be found here: https://docs.google.com/spreadsheets/d/1O3eyVuQ6M4F03MJSDs4Z71_XyNjXL5HFTZr1jsaAtRc/edit?usp=sharing

Project Goals:

• Fully Enclosed Design or Open Air
• 2020 Frame Members
• Build Volume of ~180^3 mm
• Direct Drive Extruder (Sherpa Mini, Sherpa Micro, and Folded Ascender supported)
• Shortest Belt Paths Possible, 4 Motors, 2 Per X, 2 Per Y Axis
• Moving Bed
• MGN9C Rails (XYZ and Cross)
• 9mm Belts on XYZ
• Maxwell Coupling on Bed Frame
• NEMA17 Motors XYZ
• LDO Stepper Motors (Optional but Recommended)
• Minimal Printed Parts (ABS/ASA Required)
• 32 bit controller standard (Single Fysetc Spider, or Fysetc S6 with expander configurations provided, others at your own leasure) - Klipper Highly Recommended
• 24V Power Standard, 48V Power Optional via the ANNEX Constellation Series of Boards
• AC Heated Bed, MIC6 Plate with Magnetic Build Surface or Glass on Thermal Pads
• Supports many hotends

• Enclosed Printers are passively heated and only designed around an average 65C chamber temperature, K3 is not intended to be a High Temperature printer. It was designed to excell at common engineering materials such as PLA, PETG, ABS and some PC/Nylon Blends

Images