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Netzsch offers pre-grinding unit

เกจแรงดันสูง has released its new PROPHI pre-grinding unit, which grinds coarse feed materials that is tough to deal with in a normal mill.
เกจวัดแรงดันน้ำดิจิตอล is a disc agitator bead mill modified for coarse grinding with excessive throughput and a grinding chamber volume of approx. 20 litres. In the peripheral pace vary of 8–12 m/s, a product throughput of as a lot as 25 m³/h could be achieved with this machine dimension. The diameter of the grinding media used sometimes ranges from 2.zero –4.0 mm.
During improvement of the pre-grinding unit, a disc agitator was selected because the same internet power input yields almost double the grinding chamber quantity than when utilizing a pin agitator. This provides significantly extra grinding physique contacts and a larger cooling surface for grinding.
With a pre-grinding unit, the particle size distribution of a product can be adjusted so that very small grinding media can be utilized in the subsequent fine-grinding stage. Tests have shown that course of management with the Netzsch PROPHI pre-grinding unit can reduce the specific energy requirement by greater than 50% as in contrast with utilizing classic pre-dispersion methods.
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