Questions tagged [crushing]

Questions about the equipment and machinery used for crushing materials and objects. Also about the compression forces that result in crushing, either by deliberate mechanical means or by natural means such as pressure, gravity, build up of natural materials, etc. in order to engineer against them.

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What is the smallest grain size achievable using mechanical methods?

What is the smallest grain size achievable (both theoretical and practical) using mechanical methods to crush a fracturable mineral composed primarily of a single molecular species? Example minerals ...
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73 views

Bearing stress v/s crushing stress

What is "Bearing stress" and Is it different from Crushing stress? If yes explain How? and When does an element come under Bearing Stress? This question came to my mind while studying knuckle joint ...
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49 views

how does thickness affect the maximum crushing strength and modulus of rupture of wood?

I have modulus of rupture (MOR) and maximum crushing strength of various species of wood. I am trying to understand how the thickness of wood a wood beam laid flat on the ground would affect both ...
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3answers
63 views

multiplying up human compression power! [closed]

I need help figuring out the most efficient way (NOT electronically) to manually compress plastic in a small confined space. I was thinking there were small compression shocks that would help to ...
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81 views

Why don't massive industrial shredders shred themselves?

With the huge metal shredders that can shred an entire car or a bus, they can shred parts like the axle and engine which are large solid chunks of metal, just like the massive spinning shredder blades....