Creality CR-30 3DPrintMill is a revolutionary 3D printer with infinite-length printing and bulk printing. The special infinite-Z belt is the first Creality 3D printer to realize infinite build volume in the world, saving time and costs for the user.
 
Unique features
 
 
Infinite-Z-axis for Endless Printing:  Equipped with the rolling conveyor belt to realises continuous printing and print the infinite length model. High productivity, time-saving, and cost-efficient (Print dimension: 200*170*∞mm). An optional removable extension bracket is available for purchase to prevent the model from falling during printing.
Stable CoreXY Structure:  The stable and sturdy CoreXY precision structure with isosceles right triangle support gives you an extraordinary printing experience.
Nylon Conveyor Belt:  Made of wear-resistant Nylon, the conveyor belt features excellent adhesion to the model. The printed model can fall off automatically as the belt rolls to the end.
Dual gears metal extrusion mechanism:  High-quality dual gears metal extrusion, combined with the 45 degrees slanting nozzle realizing constant printing of ＞200 hours without pressure.
Unique 45° Printing Angle:  The unique 45 ° angle design offsets the limitations of the vertical nozzle structure. Equipped with a high-performance nozzle kit, it achieves continuous printing along with the horizontal Z-axis.