Netzsch presents pre-grinding unit

Netzsch has launched its new PROPHI pre-grinding unit, which grinds coarse feed materials that’s tough to handle in a normal mill.
The PROPHI 20 is a disc agitator bead mill modified for coarse grinding with high throughput and a grinding chamber volume of approx. 20 litres. In the peripheral pace range of 8–12 m/s, a product throughput of as much as 25 m³/h can be achieved with this machine dimension. The diameter of the grinding media used typically ranges from 2.0 – mm.
During development of the pre-grinding unit, a disc agitator was chosen as a result of the identical web power enter yields almost double the grinding chamber quantity than when using a pin agitator. This gives significantly extra grinding physique contacts and a bigger cooling floor for grinding.
With เกจวัดแรงดันน้ำราคา -grinding unit, the particle measurement distribution of a product can be adjusted in order that very small grinding media can be utilized within the subsequent fine-grinding stage. Tests have shown that course of control with the Netzsch PROPHI pre-grinding unit can cut back the specific vitality requirement by greater than 50% as compared with using classic pre-dispersion techniques.

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