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Agitated Nutsche Filter Salient Features
- Closed batch types operation
- Repeated & effiecient wash with reslurrying.
- Vacuum or pressure filtration
- Operation from Control panel
- No toxic fumes in operating area
- Very high Solvent recovery
- Minimum Labour required
- Drying of wet cake under Vacuum
- Application
- Pharmaceuticals
- Pesticides
- Organics/ Inorganic Chemicals
- Material of Construction
- Carbon Steel
- Stainless Steel
- MS Rubberlined
- Hastelloy
- Filtering Operation :
- Slurry is charges to gravity or pump vacuum is applied in bottle section through filte receiver
- Filtrate is collected through the filter bed & collected in Receiver, located below the lower compartment of filter & cake layer begin to form slowly on filter plate.
- After 1st filtration is over, cake shall have almost 10 to 30% moisture
- After 1st stage filtration , wet cake can be reslurried & spray washed by rotation agitator in clockwise & anticlockwise direction with up & down movement of agitator.
- Cake is further pressed & Squeezed by rotating agitator in up & down motion to minimize liquid content in wet cake. Cake is discharged through Discharge nozzle by rotating agitator in reverse direction.
- Drying Operation
- For maximum recovery of liquid & drying vacuum is applied on top chamber & cake is heated by applying hot water / steam to form solvent vapour, which is turn is condensed in the condesor & collected in receiver.
- Cake is finally discharged automatically by vertical & reverse rotary movement of agitator.
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