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the Mechanical Geek the Mechanical Geek
Engineering Software and things !
the Mechanical Geek the Mechanical Geek
Engineering Software and things !
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  • Calculators
Orca Slicer illustration: a temperature calibration tower with the official Orca logo is sliced into G-code and printed on an open-frame 3D printer, with the words free slicer.
3D Printing Software

Orca Slicer Download: Free Slicer for Bambu Lab, Prusa, Creality, Voron and More

ProfessorJul 9, 2025Oct 19, 2026
Download Now
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A pipe that narrows with two standpipes, the liquid standing lower over the narrow section where the flow is faster, with the height difference marked and the Bernoulli equation.
Calculators

Bernoulli Equation and Flow Rate Calculator (Continuity, Venturi, Pitot and Tank Discharge)

ProfessorNov 13, 2026
Calculate Now
A rectangular prism of metal with depth ap and width ae being removed along the feed direction vf, with the formula Q = ap times ae times vf.
Calculators

Material Removal Rate Calculator (Milling, Turning, Drilling and Cutting Power)

ProfessorNov 12, 2026
Calculate Now
A four-tooth milling cutter of diameter D turning at n rpm with its edge speed vc marked, beside a cutter feeding along a workpiece at vf, and the formula n = 1000 vc / (pi D).
Calculators

Cutting Speed and RPM Calculator (Milling, Turning and Drilling)

ProfessorNov 10, 2026
Calculate Now
Mohr three circles for the principal stresses sigma 1, sigma 2 and sigma 3 on a stress axis, with the largest circle shaded and its radius marked as the maximum shear stress, beside the von Mises formula.
Calculators

Von Mises Stress Calculator (3D Stress State, Principal Stresses and Yield Check)

ProfessorNov 9, 2026
Calculate Now
Von Mises ellipse and Tresca hexagon failure envelopes with a plane stress point, a ray from the origin to the limit and the factor of safety as the ratio of the two distances.
Calculators

Factor of Safety Calculator (Simple and Combined Stress, von Mises, Tresca)

ProfessorNov 7, 2026
Calculate Now
A bar pulled by force F stretching by elongation delta L, beside a stress-strain line whose slope is the modulus E and which ends at the yield stress.
Calculators

Stress and Strain Calculator (Stress, Strain, Elongation and Shear)

ProfessorNov 6, 2026
Calculate Now
Two V-belt pulleys with diameters d and D joined by a belt, with the centre distance C marked and the belt length formula L = 2C + pi(D + d)/2 + (D - d)^2/4C.
Calculators

V-Belt Length and Centre Distance Calculator (Pulleys, Wrap Angle and Tension)

ProfessorNov 4, 2026
Calculate Now
Two sprockets of 13 and 31 teeth joined by a roller chain with the centre distance C marked, and the pitch diameter formula D = p over sin(180 degrees over N).
Calculators

Roller Chain Drive Calculator (Chain Length, Centre Distance and Sprockets)

ProfessorNov 3, 2026
Calculate Now
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