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Corrosion-resistant fluoroplastic chemical pump type IHF
Flow: 3m³-3500m³/h
Lifting height: 5-130m
Power: 0.55-185KW
Efficiency: 16%-85%
Weight of the pump: 44-160kg
NPSH (Cavitation margin): 2.0-6.0m
Price: 0.52-8.85 ten thousand
Uses a metal casing internally coated with perfluorinated polypropylene (F46), the pump cover, the impeller, and the shaft sleeve are made with metal inserts externally coated with integrally sintered and pressed fluoroplastic; the shaft seal uses an advanced external bellows mechanical seal, the static ring is made of 99.9% alumina ceramic (or silicon nitride), and the dynamic ring is made of polytetrafluoroethylene filled material, with excellent resistance to corrosion and wear.
Product description
Product parameters
Technical parameters of the fluorinated plastic chemical centrifugal pump resistant to corrosion type IHF
Diameter: 25-550
Flow rate: 3 m3/h ~ 3500 m3/h
Lifting height: 5m ~ 130m
Speed: 2950r/min 1450r/min
Operating temperature: -20℃~ 180℃
Operating pressure: ≤25 MPa
Meaning of the model of the fluorinated plastic chemical centrifugal pump resistant to corrosion type IHF
Model explanation: IHF65-50-160A
IH - Code of the international standard chemical pump series
F - The pump's flow parts are made of fluorinated plastic
65 - Inlet diameter (mm)
50 - Outlet diameter (mm)
160 - Nominal impeller diameter (mm)
A - Impeller cut
Performance curve of the fluorinated plastic chemical centrifugal pump resistant to corrosion type IHF




Structural diagram of the fluorinated plastic chemical centrifugal pump resistant to corrosion type IHF


Serial number | Name | Material | Serial number | Name | Material |
1 | Body | F46+HT200 | 10 | Pump shaft | 45# |
2* | Impeller | F46+45# | 11* | Impeller rod | 45# |
3 | Pump cover | F46+HT200 | 12* | Deep groove ball bearing 6308 | GCr15 |
4* | Seal ring of the pump cover | Fluor rubber | 13 | Support plate | HT200 |
5 | Mechanical packing | Stainless steel | 14 | Lock nut of the rod | 45# |
6 | Connection support | HT200 | 15* | Claw coupling | HT200 |
7* | Mechanical seal | PTFE+SIC | 16 | Protective cover | A3/AL |
8 | Bearing press | HT200 | 17 | Three-phase asynchronous motor | Configured according to parameters |
9 | Bearing box | HT200 |

Serial number | Name | Material | Serial number | Name | Material |
1 | Body | F46+HT200 | 12 | Bearing press | HT200 |
2 | Seal ring of the pump cover | Fluor rubber | 13 | Bearing 2314 | GCr15 |
3 | Impeller nut | F46+45# | 14 | Oil cup with rotating cover | Fe |
4 | Lock nut | 45# | 15 | Bearing box | HT200 |
5 | Seal gasket of the impeller nut | Fluor rubber | 16 | Pump shaft | 45# |
6 | Impeller | F46+45# | 17 | Bearing 6314 | GCr15 |
7 | Pump cover | F46+HT200 | 18 | Skeleton oil seal | NBR |
8 | Mechanical packing | Stainless steel | 19 | Support plate | HT200 |
9 | Mechanical seal | PTFE+SIC | 20 | Double diaphragm coupling | 2Cr13 |
10 | Sleeve | F46+45# | 21 | Protective cover | A3 |
11 | Connection support | HT200 | 22 | Drive motor | Configured according to parameters |
Starting, operation, and stopping of the fluorinated plastic chemical centrifugal pump resistant to corrosion type IHF
1. Before starting the fluorinated plastic centrifugal pump IHF, it must be completely filled with the liquid to be transported; it is strictly prohibited to start without liquid.
2. Close the outlet valve, connect the power supply, and immediately check that the rotation direction of the pump matches the direction arrow; it is strictly prohibited to operate in the opposite direction.
3. After the fluorinated plastic centrifugal pump IHF reaches normal speed, gradually open the outlet valve and adjust to operate under the required conditions. When the valve in the discharge pipe is closed, the continuous operating time of the pump should not exceed 3 minutes.
4. When stopping the pump, first close the outlet valve and then cut off the power supply.
Maintenance and preservation of the fluorinated plastic chemical centrifugal pump resistant to corrosion type IHF
1. Periodically inspect the pump and motor, and replace worn parts.
2. Frequently pay attention to high-quality calcium grease lubrication in the bearing box to ensure good lubrication condition.
3. When the pump is out of service for a long time, in addition to draining the corrosive liquid, carefully clean all parts and internal conduits, and cut off the power supply.
4. It is strictly prohibited to operate the pump dry.
5. If the medium contains solid particles, a filter must be installed at the pump inlet.
Technical parameters of the fluorinated plastic chemical centrifugal pump resistant to corrosion type IHF
Model | Speed=2900r/min | Medium density=1000kg/m3 | Speed=1450r/min | Medium density=1000kg/m3 | |||||||||||
Flow (m3/h) |
Lifting height (m) |
Motor power (kw) |
Cavitation margin (m) |
Efficiency (%) |
Flow (m3/h) |
Lifting height (m) |
Motor power (kw) |
Cavitation margin (m) |
Efficiency (%) | ||||||
IHF40-25-125 | 4 | 23 | 2 | 5.5 | |||||||||||
6 | 20 | 1.5 | 2 | 40 | 3 | 5 | 0.55 | 2 | 34 | ||||||
8 | 18.5 | 4 | 4.5 | ||||||||||||
IHF40-25-160 | 4 | 34 | 2 | 9 | |||||||||||
6 | 32 | 2.2 | 2 | 33 | 3 | 8 | 0.55 | 2 | 27 | ||||||
8 | 28 | 4 | 7 | ||||||||||||
IHF40-25-200 | 4 | 52 | 2 | 13.5 | |||||||||||
6 | 50 | 4 | 2 | 26 | 3 | 12.5 | 0.75 | 2 | 23 | ||||||
8 | 48 | 4 | 12 | ||||||||||||
IHF40-25-250 | 4 | 82 | 2 | 20.5 | |||||||||||
6 | 80 | 7.5 | 2 | 25 | 3 | 20 | 1.5 | 2 | 20 | ||||||
8 | 78 | 4 | 19.5 | ||||||||||||
IHF50-32-125 | 10 | 23 | 5 | 5.5 | |||||||||||
12.5 | 20 | 2.2 | 2.4 | 51 | 6.3 | 5 | 0.55 | 2.4 | 45 | ||||||
15 | 18.5 | 8 | 4.5 | ||||||||||||
IHF50-32-160 | 10 | 34 | 5 | 9 | |||||||||||
12.5 | 32 | 4 | 2.4 | 46 | 6.3 | 8 | 0.55 | 2.4 | 40 | ||||||
15 | 28 | 8 | 7 | ||||||||||||
IHF50-32-200 | 10 | 52 | 5 | 13.5 | |||||||||||
12.5 | 50 | 7.5 | 2.4 | 39 | 6.3 | 12.5 | 1.1 | 2.4 | 33 | ||||||
15 | 48 | 8 | 12 | ||||||||||||
IHF50-32-250 | 10 | 82 | 5 | 20.5 | |||||||||||
12.5 | 80 | 11 | 2.4 | 38 | 6.3 | 20 | 1.5 | 2.4 | 32 | ||||||
15 | 78 | 8 | 19.5 | ||||||||||||
IHF65-50-125 | 15 | 23 | 7.5 | 5.5 | |||||||||||
25 | 20 | 3 | 3 | 62 | 12.5 | 5 | 0.55 | 3 | 55 | ||||||
30 | 18.5 | 15 | 4.5 | ||||||||||||
IHF65-50-160 | 15 | 34 | 7.5 | 9 | |||||||||||
25 | 32 | 5.5 | 3 | 57 | 12.5 | 8 | 1.1 | 3 | 51 | ||||||
30 | 28 | 15 | 7 | ||||||||||||
IHF65-40-200 | 15 25 | 52 50 |
11 |
3 |
52 | 7.5 12.5 | 13.5 12.5 |
1.5 |
3 |
46 | |||||
30 | 48 | 15 | 12 | ||||||||||||
IHF65-40-250 | 15 | 82 | 7.5 | 20.5 | |||||||||||
25 | 80 | 18.5 | 3 | 50 | 12.5 | 20 | 3 | 3 | 43 | ||||||
30 | 78 | 15 | 19.5 | ||||||||||||
IHF80-65-125 | 40 | 23 | 15 | 5.5 | |||||||||||
50 | 20 | 5.5 | 3.5 | 69 | 25 | 5 | 1.1 | 3.5 | 64 | ||||||
60 | 18.5 | 30 | 4.5 | ||||||||||||
IHF80-65-160 | 40 | 34 | 15 | 9 | |||||||||||
50 | 32 | 11 | 3.5 | 67 | 25 | 8 | 1.5 | 3.5 | 62 | ||||||
60 | 28 | 30 | 7 | ||||||||||||
IHF80-50-200 | 40 | 52 | 15 | 13.5 | |||||||||||
50 | 50 | 15 | 3.5 | 63 | 25 | 12.5 | 2.2 | 3.5 | 57 | ||||||
60 | 48 | 30 | 12 | ||||||||||||
IHF80-50-250 | 40 | 82 | 15 | 20.5 | |||||||||||
50 | 80 | 30 | 3.5 | 56 | 25 | 20 | 5.5 | 3.5 | 51 | ||||||
60 | 78 | 30 | 19.5 | ||||||||||||
IHF80-50-315 | 40 | 127 | 15 | 34 | |||||||||||
50 | 125 | 37 | 4 | 56 | 25 | 32 | 7.5 | 4 | 51 | ||||||
60 | 123 | 30 | 30 | ||||||||||||
IHF100-80-125 | 80 | 22 | 40 | 5.5 | |||||||||||
100 | 20 | 11 | 4 | 72 | 50 | 5 | 1.5 | 4 | 71 | ||||||
120 | 18.5 | 60 | 4.5 | ||||||||||||
IHF100-80-160 | 80 | 34 | 40 | 9 | |||||||||||
100 | 32 | 15 | 4 | 73 | 50 | 8 | 2.2 | 4 | 69 | ||||||
120 | 28 | 60 | 7 | ||||||||||||
IHF100-65-200 | 80 | 52 | 40 | 13.5 | |||||||||||
100 | 50 | 30 | 4 | 73 | 50 | 12.5 | 5.5 | 4 | 68 | ||||||
120 | 48 | 60 | 12 | ||||||||||||
IHF100-65-250 | 80 | 82 | 40 | 20.5 | |||||||||||
100 | 80 | 45 | 4 | 70 | 50 | 20 | 7.5 | 4 | 64 | ||||||
120 | 78 | 60 | 19.5 | ||||||||||||
IHF100-65-315 | 80 | 127 | 40 | 34 | |||||||||||
100 | 125 | 55 | 4 | 68 | 50 | 32 | 11 | 4 | 62 | ||||||
120 | 123 | 60 | 30 | ||||||||||||
IHF125-100-160 | 120 | 34 | 80 | 9 | |||||||||||
150 | 32 | 30 | 4.5 | 70 | 100 | 8 | 5.5 | 4.5 | 70 | ||||||
180 | 28 | 120 | 7 | ||||||||||||
IHF125-100-200 | 130 | 52 | 65 | 13.5 | |||||||||||
150 | 50 | 55 | 4.5 | 65 | 75 | 12.5 | 11 | 4.5 | 58 | ||||||
170 | 48 | 85 | 12 | ||||||||||||
IHF125-100-250 | 150 | 82 | 80 | 20.5 | |||||||||||
200 | 80 | 75 | 5.5 | 68 | 100 | 20 | 15 | 5.5 | 72 | ||||||
240 | 78 | 120 | 19.5 | ||||||||||||
IHF125-100-280 | 150 | 102 | 80 | 27 | |||||||||||
200 | 100 | 90 | 5.5 | 73 | 100 | 25 | 18.5 | 5.5 | 72 | ||||||
240 | 96 | 120 | 23 | ||||||||||||
IHF125-100-315 | 80 | 34 | |||||||||||||
100 | 32 | 18.5 | 5.5 | 68 | |||||||||||
120 | 30 | ||||||||||||||
IHF150-125-250 | 150 | 20.5 | |||||||||||||
200 | 20 | 22 | 2.4 | 68 | |||||||||||
240 | 18 | ||||||||||||||
IHF150-125-315 | 150 | 34 | |||||||||||||
200 | 32 | 37 | 2.4 | 72 | |||||||||||
240 | 30 | ||||||||||||||
IHF150-125-400 | 150 | 52 | |||||||||||||
200 | 50 | 55 | 2.4 | 68 | |||||||||||
240 | 48 | ||||||||||||||
IHF200-150-250 | 250 | 21 | |||||||||||||
400 | 20 | 45 | 4 | 74 | |||||||||||
480 | 18 | ||||||||||||||
IHF200-150-315 | 250 | 34 | |||||||||||||
400 | 32 | 75 | 4 | 70 | |||||||||||
480 | 30 | ||||||||||||||
IHF200-150-400 | 250 | 52 | |||||||||||||
400 | 50 | 90 | 4 | 66 | |||||||||||
480 | 48 | ||||||||||||||
IHF300-250-315 | 800 | 34 | |||||||||||||
950 | 32 | 160 | 6 | 80 | |||||||||||
1100 | 30 | ||||||||||||||
IHF300-250-400 | 800 | 53 | |||||||||||||
950 | 50 | 185 | 6 | 75 | |||||||||||
1100 | 47 | ||||||||||||||
Kind advice: For more performance parameters of the corrosion-resistant fluoroplastic chemical centrifugal pump type IHF, click on →【 Water pump selection 】to consult the page
Why Choose Us?
Changsha Zhonglian Pump Industry Co., Ltd. was established in 1989, following the reform of the Changsha Water Pump Factory. It is a national high-tech comprehensive enterprise integrating design, research and development, manufacturing, and service. The company was listed on the Hunan Provincial Stock Exchange on December 31, 2019, with the abbreviated name "Zhonglian Pump Industry" and stock code: 600275HN. It is currently a key enterprise in China's centrifugal pump industry and one of the leading domestic manufacturers of multi-stage pumps, headquartered in Changsha, Hunan, a historical and cultural city in China.
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