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Self-priming chemical pump made of corrosion-resistant stainless steel type ZH
Flow: 1.6-550m³/h
Lifting height: 5-125m
Power: 0.55-132kw
Suction height: 5-6.5m
Rotational speed: 1450, 2900r/min
Price: 0.58-4.18 ten thousand
The ZH temperature and corrosion resistant self-priming chemical centrifugal pump is a type of single-stage, single-suction self-priming chemical centrifugal pump developed by our factory by combining similar domestic and foreign products. The ZH pump is suitable for transporting corrosive media with a temperature from 0℃ to 220℃ and solid particles smaller than 3 millimeters. If the transported medium contains particles larger than 3 millimeters or fibers, the non-clogging self-priming drainage pump ZW produced by our factory can be selected. Depending on the transported medium, the materials of the parts in contact with the liquid of the ZH type chemical centrifugal pump can be made of cast iron,
Product description
Product Parameters
Technical parameters and model explanation of the stainless steel corrosion-resistant self-priming centrifugal pump type ZH for the chemical industry
Flow rate: 1.6~550m3/h Lift height: 5~125m
Motor power: 0.75~132kw Inlet diameter: 25~300mm Suction height: 5~6.5m
Model explanation example: ZH50-32-160A
Z—Self-priming pump code
H—Centrifugal pump code for the chemical industry
50—Pump suction inlet diameter (mm)
32—Pump outlet diameter (mm)
160—Pump impeller nominal diameter (mm)
A—Order of the cutting impeller diameter, represented by A, B, C
Application scope of the stainless steel corrosion-resistant self-priming centrifugal pump type ZH for the chemical industry
1. The ZH corrosion-resistant self-priming pump is suitable for urban environmental protection, construction, fire fighting, chemical industry, pharmaceutical, dyeing, processing, electric power, electroplating, papermaking, equipment cooling, etc.
2. The ZH corrosion-resistant self-priming pump equipped with a swinging nozzle can spray water into the air in the form of fine droplets, making it a good tool for farms, nurseries, orchards, and tea plantations.
3. The ZH series self-priming pumps for the chemical industry can also be manufactured as stainless steel self-priming pumps, suitable for clean water, seawater, and chemical liquids with acidity or alkalinity, as well as pulp media with viscosity and solid content up to 30%. Different materials can be used depending on the liquid: ht200, icr18nigti, ocr18nig, ocr17ni14m02, icr18ni12m02ti.
4. If manufactured as a self-priming pump for non-clogging wastewater, it can be combined with any model and specification of filter press, making it an ideal pump to feed the filter press with pulp for filtration.
Structural diagram and table of some performance parameters of the stainless steel corrosion-resistant self-priming centrifugal pump type ZH for the chemical industry


1 Inlet pipe 2 Inlet check valve 3 Outlet pipe 4 Pump body 5 Impeller 6 Mechanical seal 7 Bearing support 8 Pump shaft
Pump model | Pump rated speed n=2900r/min | Pump rated speed n=1450r/min | ||||
Flow rate (m3/h) | Lift height (m) | Compatible motor (KW) | Flow rate (m3/h) | Lift height (m) | Compatible motor (KW) | |
ZH25-25-125 | 3.2 | 20 | 1.1 | 1.6 | 5 | 0.55 |
ZH25-25-160 | 3.2 | 32 | 2.2 | 1.6 | 8 | 0.55 |
ZH25-25-200 | 3.2 | 50 | 5.5 | 1.6 | 12.5 | 0.75 |
ZH25-25-250 | 3.2 | 80 | 7.5 | 1.6 | 20 | 1.5 |
ZH40-32-125 | 6.3 | 20 | 1.5 | 3.2 | 5 | 0.55 |
ZH40-32-160 | 6.3 | 32 | 3 | 3.2 | 8 | 0.55 |
ZH40-32-200 | 6.3 | 50 | 5.5 | 3.2 | 12.5 | 1.1 |
ZH40-32-250 | 6.3 | 80 | 11 | 3.2 | 20 | 2.2 |
ZH50-32-125 | 12.5 | 20 | 3 | 6.3 | 5 | 0.55 |
ZH50-32-160 | 12.5 | 32 | 4 | 6.3 | 8 | 0.55 |
ZH50-32-200 | 12.5 | 50 | 7.5 | 6.3 | 12.5 | 1.1 |
ZH50-32-250 | 12.5 | 80 | 15 | 6.3 | 20 | 2.2 |
ZH65-50-125 | 25 | 20 | 4 | 12.5 | 5 | 0.55 |
ZH65-50-160 | 25 | 32 | 7.5 | 12.5 | 8 | 1.5 |
ZH65-40-200 | 25 | 50 | 11 | 12.5 | 12.5 | 2.2 |
ZH65-40-250 | 25 | 80 | 22 | 12.5 | 20 | 3 |
ZH65-40-315 | 25 | 125 | 37 | 12.5 | 32 | 5.5 |
ZH80-65-125 | 50 | 20 | 7.5 | 25 | 5 | 0.75 |
ZH80-50-160 | 50 | 32 | 11 | 25 | 8 | 1.5 |
ZH80-50-200 | 50 | 50 | 18.5 | 25 | 12.5 | 2.2 |
ZH80-50-250 | 50 | 80 | 37 | 25 | 20 | 4 |
ZH80-50-315 | 50 | 125 | 75 | 25 | 32 | 7.5 |
ZH100-80-125 | 100 | 20 | 15 | 20 | 5 | 1.5 |
ZH100-80-160 | 100 | 32 | 22 | 20 | 8 | 2.2 |
ZH100-65-200 | 100 | 50 | 37 | 20 | 12.5 | 4 |
ZH100-65-250 | 100 | 80 | 55 | 20 | 20 | 5.5 |
ZH100-65-315 | 100 | 125 | 75 | 20 | 32 | 11 |
ZH125-100-200 | 200 | 50 | 55 | 100 | 12.5 | 7.5 |
ZH125-100-250 | 200 | 80 | 75 | 100 | 20 | 11 |
ZH125-100-315 | 200 | 125 | 110 | 100 | 32 | 18.5 |
ZH125-100-400 | 100 | 50 | 37 | |||
ZH150-125-250 | 200 | 20 | 18.5 | |||
ZH150-125-315 | 200 | 32 | 37 | |||
ZH150-125-400 | 200 | 50 | 75 | |||
ZH200-150-250 | 400 | 20 | 55 | |||
ZH200-150-315 | 400 | 32 | 75 | |||
ZH200-150-400 | 400 | 50 | 110 | |||
Reminder: For more performance parameters of the stainless steel corrosion-resistant self-priming pump type ZH, please click →【Pump selection】 to consult
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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Models in stock can be shipped by the next day at the latest. Others are custom-made, and depending on the product size and specific project conditions, the delivery time is generally between 7-90 days. Please consult our sales manager for details: 0731-88632200 。
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