| 1. | They are vibration free which causes less noise than vibrating screens.
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| 2. | Circle-throw vibrating screens operate on an inclined surface.
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| 3. | An alternative to the high frequency vibrating screens is the rotary sifter.
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| 4. | Trommel screens are cheaper to produce than vibrating screens.
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| 5. | The vibrations in the vibrating screens reduce the chance of plugging and blinding.
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| 6. | Moving / vibrating screens may also be solutions.
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| 7. | Vibrating screens are used to separate bulk materials in a mixture of different sized particles.
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| 8. | The upper floor housed two sets of " Niagara " vibrating screens to sort the crushed chalk.
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| 9. | Trommel screens are more mechanically robust than vibrating screens allowing it to last longer under mechanical stress.
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| 10. | However more material can be screened at once for a vibrating screen compared to a trommel screen.
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