The IH end-suction pump emerges as a forefront leader in single-stage single-suction (axial suction) cantilever centrifugal technology. Precisely engineered to transport corrosive liquids with water-like viscosity devoid of solid particles, it aligns with the international standards ISO2858. This pump showcases an impressive array of features, including extensive performance range, heightened efficiency, and simplified maintenance. Boasting an average efficiency leap of 5% over the F-type pump, it stands as a beacon of energy-saving innovation, promoted globally for its outstanding sustainability.
The IH chemical pump is adept at managing temperatures from -20 ºC to 105 ºC, with capabilities to handle higher temperatures through enhanced cooling solutions if required. Perfect for industries spanning chemicals, petroleum, metallurgy, electric power, paper, food, pharmaceuticals, and synthetic fibers, this pump excels in transporting a plethora of corrosive media akin to water, ensuring zero contamination and optimal performance.
Main Design Features
Excellently crafted for high-pressure scenarios, this pump is available with robust flanges in PN 10 and PN 16, ensuring reliability and strength in demanding applications.
The innovative 'Back pull-out' design revolutionizes maintenance by allowing hydraulic parts to be removed without detaching the pump body from the plant pipes, offering unparalleled convenience.
Experience minimized radial loads with the dynamically balanced closed impeller, guaranteeing smooth and consistent impeller rotation, enhancing longevity and performance.
The suction profile is meticulously designed to lower NPSH, providing seamless operation even in challenging conditions, ensuring efficacy and reliability.
Crafted from stainless steel, the shaft is engineered to withstand substantial bending-torsion loads, promising durability and resilience.
Oversized ball bearings are incorporated to drastically reduce noise levels and extend the service life, ensuring a quiet and enduring operation.
A vast assortment of mechanical seals or gland packings (SES) is available, customized to meet the specific requirements of different fluid characteristics and usage conditions, offering versatility and precision.
| Pump Speed |
1450 and 2950rpm; |
| Motor Voltage |
380V/415V, 3.3KV, 6KV and 10KV; |
| Caliber |
50-400mm;(flange dimensions conform GB/T17241.6-1998) |
| Flow range |
6-1000m3 / hr |
| Head range |
6-130m; |
| Temperature range |
Medium maximum temperature ≤170'C, ambient temperature ≤60'C; |
| Maximum operating pressure (inlet pressure + pump pressure) |
1.0Mpa (G) (Hsp75m) or 1.6Mpa (G) (Hsp75m);Special configuration of up to 2.5Mpa (G); |
| Transmission medium |
Water or other liquids physical and chemical properties similar to water; |
| Seal plumbing parts |
No installment when inlet pressure above 0.03Mpa (G) |
| Structural Design |
29 basic types, of which 22 pairs speed (1450rpm, 2900rpm) through A, B with two forms of the impeller diameter cutting variants, reaching 112 specifications. |
To impeccably balance the axial thrust, our innovative design incorporates both wear rings at the front and back of most impellers, complemented by a strategically placed balance hole on the back shroud. For certain pumps where the axial thrust is minimal, the rear wear ring and balance hole have been deemed unnecessary, showcasing our commitment to precision engineering.
Our high-precision casting impeller guarantees exceptional performance, crafted meticulously from premium materials such as cast iron, stainless steel, and bronze, ensuring durability and reliability.
The pump cover, ingeniously designed with packing, offers an efficient soft packing seal. This system allows a controlled flow of water to enter for cooling the seal, lubrication, and keeping it clean, ensuring optimal functionality.
We offer a choice of single or double mechanical seals. These seals introduce pressurized water into the seal cavity, effectively rinsing and cooling the end surface for friction reduction. Our designs adhere to ISO3069 standards, accommodating various structures like mechanical seals with corrugated pipes or expeller seals, tailored to your precise needs.
Advanced Flexible Couplings
In contrast to rigid alternatives, flexible couplings adeptly handle movements such as vibrations and thermal expansions without incurring damage. This makes them exceptionally suited for scenarios with slight misalignments between the drive and pump shafts. Their capacity to absorb vibrations also contributes to lowering operational noise. Despite their sophisticated, costlier design, these couplings offer significant long-term savings by safeguarding shafts and bearings, reducing maintenance costs.
Our selection includes robust wear-resisting disc couplings or pin couplings to cater to diverse operational demands.
This versatile water pump is your ideal solution across a multitude of sectors. It's extensively employed for urban water supply and drainage, ensuring efficient distribution and removal of water in cities. Central heating systems also benefit from its reliable performance, delivering optimal heating capabilities. Industries like steel metallurgy, oil refineries, and paper mills trust its dependable functionality. Additionally, it serves power plants, airports, and chemical plants with unmatched efficiency. Textile mills, sugar mills, and drainage systems in plant mines rely on its robust capabilities for smooth operation. Moreover, it plays a crucial role in air conditioning systems, providing consistent water supply. Agricultural irrigation and drainage are enhanced with its use, making it indispensable for various water projects.
Professional Cooperation Agencies
Shanghai Semhai Pump Co., Ltd. is proud to have forged enduring partnerships with prominent domestic pump-testing institutions, ensuring the highest standards in quality and reliability:
The esteemed National Quality Supervision and Inspection Center of Industrial Pumps, located in the vibrant Tiexi District of Shengyang City, is one of our trusted allies.
Our collaboration with the esteemed Irrigation Machinery Products Quality Inspection Center of Machinery Industrial in Zhenjiang City exemplifies our commitment to excellence.
We also maintain a strategic partnership with the Ministry of Agriculture, Water Pump Quality Supervision and Testing Center, based in the dynamic city of Chongqing.
Furthermore, our alliance with the Shanghai Mechanical and Electrical Products Quality Inspection Center in Shanghai City reinforces our dedication to quality assurance and innovation.
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