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R&D
VA™ Vacuum-Assisted Gravity Strainers
Features and Benefits
- Vacuum-assisted dewatering - Handles feed capacities up to 0.5%; processes hard-to-drain low-freeness materials
- Recovers usable fibers from process flows
- Filtrate water is clean enough to be used in wash shower systems with no increase mill water requirements
- Reduces flows sent to waste stream providing reduced treatment and compliance costs
- Provides excellent washing of recovered fiber resulting in improved fiber quality and brightness
- Single unit, multiple single units, or as a multi-unit "Multipack" module flexible installation options
- High throughput per unit - Reduces equipment cost and floor space requirements
- Precise screening to 40 micron
- Accepts water is clean enough for a variety of applications; allows use of non-purging shower nozzles
- High-energy cleaning shower nozzles maintain throughput
- Replaceable filter media is economical and fast to change
- Filtrate is re-used in wash shower systems with no increase in mill water needs or costs
- Minimal power requirements
VA Strainer Applications
- Deink mill washer effluent
- Deink mill clarifier influent
- Pulp mill washer effluents
- Pulp mill clarifier influents
- Screening cleaner rejects
- Paper mill rich white water
- Paper mill clarifier effluent
- Paper mill sewer water
- Cylinder mold effluent
Models
| Model | Flow Capacity GPM lpm |
Nominal Diameter Inch mm |
Nominal Height |
Inlet/Reject Connection Inch mm |
Accept Connection Inch mm |
Dry lb kg |
Flooded lb kg |
|---|---|---|---|---|---|---|---|
| VA 5 | 100-525 | 61 | 66 | 6 | 10 | 725 | 2875 |
| 375-2000 | 1550 | 1680 | 150 | 250 | 330 | 1300 | |
| VA 15 | 175-850 | 73 | 72 | 8 | 12 | 875 | 5150 |
| 665-3200 | 1850 | 1830 | 200 | 300 | 400 | 2335 | |
| VA 25 | 250-1250 | 85 | 78 | 10 | 14 | 1225 | 1075 |
| 950-4750 | 2160 | 1980 | 250 | 360 | 555 | 4875 | |
| VA 35 | 350-1750 | 97 | 89 | 12 | 16 | 1800 | 18050 |
| 1325-6600 | 2460 | 2260 | 300 | 400 | 815 | 8185 | |
| VA 45 | 550-2600 | 115 | 97 | 14 | 18 | 3000 | 29400 |
| 2075-9850 | 2920 | 2470 | 360 | 460 | 1360 | 13335 |
For more information on the VA vacuum-assisted gravity strainer, download the product brochure or request product information using the links above.
