Jaw Crusher Zhengzhou Vipeak Heavy Industry Machinery Co., Ltd is one of the most popular stone-crushing equipments in the world, Jaw Crusher is ideally suitable for primary and secondary crushing. The highest anti-pressure strength of crushed material is 320MPa. It is widely used in mining, metallurgy, construction, highway, railroad, and chemistry industries and etc. Many models are available according to your different fineness requirements.
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Too bad this is spam. The topic title sounded very interesting!

now that's REAL industrial music!

yeah, hook one up to an arduino, and control it with pd.