Filter cake paste


Drying without backfeeding. A thixotropic, highly plastic filter cake, 12% solids, corrosive, disintegrates into fine powder when dried in rotary with back feed. Problem: Dry without backfeed with a minimum of dust. Dust loss must be kept to 0.2% of solid through-put without dust collectors. Only small space available outdoors for installation. Results: Discharge is granular with few fines. Dust losses below 2 lbs per hour for 1,000 lbs output. Power consumption 4.5 HP per 1,000 lbs evaporation.


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