How is thrust managed in multistage pumps?

A specialized thrust balance device, such as a balance disc or balance drum, reduces the high thrust generated by impellers facing the same direction. This allows the thrust to be handled by a standard-sized thrust bearing.

What are the warranty and after-sales service terms?

The product comes with a 12-month warranty and online after-sale service support. Localized technical support and on-site service engineering are also available to meet operational needs.

What are the payment and lead time terms?

Payment terms include LC and T/T. The average lead time is within 15 workdays during the off-season and one month during the peak season.

Robust Horizontal Water Pump for High Pressure Mining and Boiler Feed

Name: Robust Horizontal Water Pump for High Pressure Mining and Boiler Feed
Brand: Shanghai Semhai Pump Co., Ltd.
SKU: 2070072062

Shanghai, ChinaShanghai Semhai Pump Co., Ltd.

US$500.00-100,000.00

1 Set

Product profile

Customization

Available

After-sales Service

Online After-Sale Service

Warranty

12 Months

Model NO.

SHDG85-45/8

Max.Head

>150m

Max.Capacity

>400 L/min

Driving Type

Motor

Impeller Number

Multistage Pump

Working Pressure

High Pressure Pump

Influent Type of Impeller

Single Suction Pump

Position of Pump Shaft

Horizontal Pump

Pump Casing Combined

Verticaljoint Surface Pump

Mounting Height

Suction Centrifugal

Impeller

Closed

Usage

Pump, Pumps, Condensate Pump, Circulating Pump

Material

Cast Iron, Cast Steel, Stainless Steel, Bronze

Seal Type

Mechanical Sea or Packing Gland Seal

Coupling

Flexible Pins/Disc

Driver

Electric Motor/Diesel Engine

Transport Package

Plywood Case

Specification

2200*900*1500mm

Trademark

SEMHAI or OEM

Origin

China

HS Code

8413709990

Production Capacity

1000000sets/Year

Key features

High Pressure Performance: Max head exceeds 150m with capacity over 400 L/min for demanding applications.

Customizable Materials: Impeller options include cast iron, cast steel, stainless steel, and bronze for durability.

Advanced Shaft Seal Options: Choose between mechanical seals or packing gland seals to prevent leakage and ensure efficiency.

Flexible Coupling Design: Equipped with flexible pin or disc couplings to absorb vibrations and protect shafts.

Thrust Balance Technology: Features balance disc or drum to manage high thrust and ensure smooth, reliable operation.

Dual Power Source Support: Can be directly driven by either electric motors or diesel engines for diverse power needs.

12-Month Warranty Coverage: Comprehensive 12-month warranty with online after-sale service support.

Company profile

Shanghai Semhai Pump Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2008-07-10Nearest Port: ShanghaiAverage Response Time: ≤0.91hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryShanghai Semhai Pump Co., Ltd. is identified as both a trading company and manufacturer/factory in Shanghai, China, supplying a broad range of pumps, valves, motors, fire-fighting equipment, water-supply systems, and environmental equipment. The supplier reports ISO 9001 and ISO 14001 certifications, 10 production lines, 11–20 quality-control staff, and a stated off-peak lead time within 15 workdays and peak-season fulfillment time of one month. Its service descriptions indicate capabilities in equipment installation, pump-station repair, renovation, and maintenance. The company reports exports to multiple global regions and began exporting in 2008. However, the provided information does not establish financial credibility, specific customization performance, or verified customer cases. One submitted profile slice contains clearly inconsistent and unrelated content, so those claims should not be relied upon.

Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. Its stated business covers pump manufacturing and broader fluid-equipment solutions, including pumps, motors, valves, electrical controls, fire-fighting equipment, and water-supply systems.

CertificationsThe supplier reports holding ISO 14001 and ISO 9001 management-system certifications. These are explicit certification claims in the provided supplier information, although no certificate numbers, scope, or validity dates are supplied.

After-Sales capabilityThe supplier describes installation of water-supply equipment, pump-station repair and renovation, maintenance of fire-fighting pumps, and trained technicians and fluid-equipment maintenance engineers. This directly supports after-sales and maintenance capability.

Production capacityThe supplier is identified as a manufacturer/factory with a stated factory location, 10 production lines, 11–20 quality-control staff, and reported pump production information. It also states an off-peak lead time within 15 workdays and peak-season fulfillment time of one month, indicating established production operations, though the submitted output figures are not independently corroborated.

Product Q&A

Q:What are the main components of a multistage pump?

Key parts include the stator, rotor, bearings, and shaft seal. The stator comprises inhalation, middle, and spit sections with guide vanes. The rotor features a shaft, impeller, balance plate, and bushings. Bearings can be rolling or sliding, and seals are either mechanical or packing types.

Q:How does a multistage pump operate?

It operates by one impeller feeding into the next. Liquid enters and passes through multiple impellers in sequence. The number of impellers depends on the required discharge pressure, allowing for high-pressure output.

Q:What are the typical applications for these pumps?

Applications include mine dewatering, boiler feed systems, reverse osmosis, high-pressure cleaning, urban drainage, snow making, irrigation, fire hydrant systems, and industrial condensate transport.

Q:What materials are available for the impeller?

Impeller materials include cast iron, cast steel, stainless steel, and bronze. These options are selected to meet specific requirements for corrosion resistance and durability.

Q:What is the difference between mechanical and packing seals?

Mechanical seals are superior for preventing leakage, offering durability and multiple sealing points. Packing seals use rope-like materials but may wear over time, potentially increasing fluid loss and requiring more maintenance.