Trost jet mill

As mentioned above, the Koppers-Totzek gasifier of powdery coal [4, 5], the Stagnation jet mixer [14] and the Trost jet mill [20] are practical examples of the successful application of impinging streams. Apart from these, very few industrial applications of impinging streams had been by the end of the last century, [9, 21], The following may account for the fact that the application of impinging streams has progressed so slowly ... 

Figure 8.4 shows the Trost Jet Mill from Colt Industries. In principle, it is an opposed jet mill and its grinding action is achieved by interparticle collisions in impinging streams. It has a centrifugal classifier, the grinding capacity can be 1 to 2300 kg per hour and the airflow rate varies from 0.2 to 28 m3minf. ... 

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