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Geometry

Dimensional Accuracy (+/- 0.001 inches per inch)
Too Low: 1
Easily Achieved: 5 or higher

Surface Roughness (microinches)
Too Low: 6
Easily Achieved: 8 or higher

Bounding Box Volume (cubic inches)
Low: 2 - 4
Just Right 4 - 3,500
High: 3,500-10,000

Wall Thickness
Uniform Walls Preferred: No
Max Wall Thickness (inches): 12
Min Wall Thickness (inches): 0.1
(over a 5" inch span)

Rounded Corners Preferred: No

Compatible Shapes:
As it is a combination of several processes, especially machining processes, the restriction on the compatible shapes is dictated by the restrictions of the individual processses.

Most compatible shapes are of the following categories: