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01, Prom. Shabei Cluster, Shenqiu County, Prov. Henan

This machine is an ideal filter equipment for separating solid and liquid phases in production processes in industries such as oil and fat, chemical, light, food, pharmaceutical and other industries.
The NYB model NYB sealed automatic sediment discharge filter is a mature product that has been produced by our factory for many years.
This machine is an ideal filter equipment for separating solid and liquid phases in production processes in industries such as oil and fat, chemical, light, food, pharmaceutical and other industries.
(1) Compact structure, small footprint;
(2) High filtration efficiency, low loss;
(3) Mechanical sludge discharge, low labor intensity;
(4) High performance;
(5) When two devices are installed in parallel, continuous operation is possible.
This machine belongs to the pressure filter equipment:
The filter pump supplies the filtered liquid through the inlet pipe into the body of the device until it is completely filled. Under the influence of pressure, solid impurities contained in the filtered liquid are retained by the filter mesh on the filter elements and form a filter cake (cake). The filtrate passes through the filter mesh, enters the outlet pipe through filter attachments and is discharged from the housing, resulting in a transparent filtrate. With increasing filtration time, the amount of solid impurities retained on the filter mesh increases, the thickness of the filter cake gradually increases, which leads to an increase in filtration resistance and an increase in pressure inside the housing. When the pressure reaches a certain value, the sediment must be unloaded: the supply of filtered liquid to the housing is stopped, compressed air is supplied to the housing through the overflow pipe, which displaces the remaining filtered liquid into another container and drains the filter cake. Then the compressed air supply is shut off, the butterfly valve is opened, the vibrator is turned on, causing vibration of the filter elements, and the filter cake is shaken off the filter screens and discharged through the discharge pipe in the lower part of the housing.
The NYB model filter mainly consists of a device body, a lifting mechanism, a vibrator, filter elements, a butterfly valve assembly, a pressure indicating device and other components.
| Model | Filtration area (m²) | Filter cake volume (l) | Productivity (t/h) | Working pressure (MPa) | Operating Temperature (°C) | Filter cylinder volume (l) | Main unit weight (kg)
| |
| Nominal pressure | Maximum pressure
| |||||||
| NYB-2 | 2 | 30 | 0.4–0.6 | 0.1–0.4 | 0.5 | ≤150 | 120 | 300 |
| NYB-4 | 4 | 60 | 0.5–1.2 | 250 | 400 | |||
| NYB-7 | 7 | 105 | 1–1.8 | 420 | 600 | |||
| NYB-10 | 10 | 150 | 1.6–3 | 800 | 900 | |||
| NYB-15 | 15 | 300 | 3–5 | 1300 | 1300 | |||
| NYB-20 | 20 | 400 | 4–6 | 1680 | 1700 | |||
| NYB-25 | 25 | 500 | 5–7 | 1900 | 2000 | |||
| NYB-30 | 30 | 600 | 6–8 | 2300 | 2500 | |||
| NYB-40 | 40 | 800 | 8–11 | 2900 | 3200 | |||
| NYB-45 | 45 | 900 | 9–13 | 3200 | 3500 | |||
| NYB-52 | 52 | 1040 | 10–15 | 3800 | 4000 | |||
| NYB-60 | 60 | 1200 | 11–17 | 4500 | 4500 | |||
| NYB-70 | 70 | 1400 | 12–19 | 5800 | 5500 | |||
| NYB-80 | 80 | 1600 | 13–21 | 7200 | 6000 | |||
| NYB-90 | 90 | 1800 | 14–23 | 7700 | 6500 | |||
| Model | Cylinder diameter | Distance between filter plates | Entry/Exit | Overflow pipe | Sludge discharge pipe | Height | Occupied area |
| NYB-2 | Ø400 | 50 | DN25 | DN25 | DN150 | 1550 | 620×600 |
| NYB-4 | Ø500 | 50 | DN40 | DN25 | DN200 | 1800 | 770×740 |
| NYB-7 | Ø600 | 50 | DN40 | DN25 | DN250 | 2200 | 1310×1000 |
| NYB-10 | Ø800 | 70 | DN50 | DN25 | DN300 | 2400 | 1510×1060 |
| NYB-15 | Ø1000 | 70 | DN50 | DN40 | DN400 | 2650 | 1710×1350 |
| NYB-20 | Ø1000 | 70 | DN50 | DN40 | DN400 | 2950 | 1710×1350 |
| NYB-25 | Ø1100 | 70 | DN50 | DN40 | DN500 | 3020 | 1810×1430 |
| NYB-30 | Ø1200 | 70 | DN50 | DN40 | DN500 | 3150 | 2030×1550 |
| NYB-40 | Ø1300 | 70 | DN65 | DN50 | DN600 | 3350 | 2130×1560 |
| NYB-45 | Ø1300 | 70 | DN65 | DN50 | DN600 | 3550 | 2130×1560 |
| NYB-52 | Ø1400 | 75 | DN80 | DN50 | DN600 | 3670 | 2230×1650 |
| NYB-60 | Ø1500 | 75 | DN80 | DN50 | DN600 | 3810 | 2310×1750 |
| NYB-70 | Ø1600 | 80 | DN80 | DN50 | DN600 | 4500 | 3050×1950 |
| NYB-80 | Ø1750 | 80 | DN80 | DN50 | DN600 | 4500 | 3210×2100 |
| NYB-90 | Ø1850 | 80 | DN80 | DN50 | DN600 | 4500 | 3300×2200 |