Zibo Jieyou Pump Industry Co., Ltd
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NL type multi-purpose submersible pump
Brand Jieyou Model NL Material Cast Iron Performance Corrosion Resistance Application Sewage Pump
Product details
brand Jieyou model NL material cast iron
performance corrosion-resistant purpose Sewage pump, impurity pump Pump shaft position Edge standing
Impeller structure Semi enclosed impeller structure Impeller suction method Single suction type traffic -20-180(m3/h)
Number of impellers 3 single chord curved leaves head -8-20(m) Net Positive Suction Head (NPSH) 2.0(m)
Inhalation caliber 50(mm) Discharge caliber 50(mm) Maximum particle size allowed 0.5

1、 Product Overview:

The main components of NL type sewage cement slurry pump include volute, impeller, pump seat, pump casing, support cylinder, motor seat, electric motor, etc. The snail shell, pump seat, motor seat, and impeller nut are cast from pig iron, with good corrosion resistance and easy processing technology.
1. The impeller consists of three single chord curved blades, which are semi enclosed and made of malleable cast iron, resulting in high strength and corrosion resistance; Easy processing, good passability, and high efficiency.
In order to reduce weight and cutting volume, the pump shaft is made of high-quality carbon steel cold drawn round steel.
3. The pump seat is equipped with four skeleton oil seals and shaft sleeves to prevent shaft wear and extend the service life of the shaft.
4. The NL type sewage slurry pump can be used vertically or obliquely, with a small footprint. The volute needs to be buried in the working medium to work, making it easy to start without the need for bow water. The rotation direction should be clockwise when viewed from the rear of the motor. There are various specifications for the length of the switchboard, so that users can choose according to their specific needs.

2、 Product Usage:

1. The NL type sewage cement slurry pump is used in mining, papermaking, printing and dyeing, environmental protection, graphite, mica, gold, ceramics, oil refining, petroleum, chemical, farm, salt field, iodine field, dyeing and chemical, brewing, food, fertilizer, coking, beneficiation, construction, marble factory, gold mine, mud, quicksand, mud pond, sewage pond, and polluted liquid to transport and absorb thick liquids, materials and suspended substances in sewage operations. It can also be used for mine drainage and fluids containing mud blocks.
2. If combined with high-pressure water pumps and water guns to form a hydraulic mechanized earthwork unit, it can be used for excavation and transportation of small water conservancy projects such as land leveling, dredging and excavation of rivers and ponds, as well as urban air defense and underground engineering.
3. Fish farming is used for carrying water to clear ponds, increasing oxygen in fish ponds, etc.

3、 Model meaning:

NL type sewage mud pump
For example: NL150A-12
N-mud pump
L-Vertical
150 outlet diameter (mm)
A-Improved type (mechanical seal)
12 Head (m)

4、 Performance parameters:
model
traffic
(m3/h)
head
(m)
efficiency
(%)
Motor power
(kw)
speed
(r/min)
Submerged pump length
(mm)
NL50-8
NL50A-8
20-30
8-9
42
1.5
1450
1310
NL50-12
NL50A-12
25-38
12-14
41
3
1450
1310
NL65-16
NL65A-16
50-60
15-18
42
5.5
1450
1430
NL76-9
NL76A-9
50-70
9-10
42
3
1450
1330
NL80-12
NL80A-12
80-120
11-13
56
7.5
1450
1430
NL100-16
NL100A-16
80-100
15-17
61
15
1450
1510
NL150-12
NL150A-12
100-150
11-13
66
18.5
1450
1690
NL150-16
NL150A-16
120-180
15-20
68
22
1450
1690
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