Design and Construction of Rock Crushing Machine from
The design and construction of a prototype rock crushing machine was performed this is with a view to ensuring that the designed crusher is capable of crushing rocks lime stone and solid minerals for indigenous use The research work was tailored mainly on the design and production of locally fabricated rock crushing machine for indigenous use
M22 Wide vs M22 "Rock Crusher" Team Chevelle
The primary difference between the regular close ratio Muncie M 21 and the HD Muncie was the angle at which the gear teeth were cut The M 22 gear teeth are cut at a noticeably lower angle not quite at a straight angle as some people say the "rock crusher" name comes from the noise generated by the reduced helix angle on the gears