China wholesaler Centrifugal Paper Pulp Pump Electric/Chemical/Vacuum/Low Pulse Pump/Double Flow Pulp Pump vacuum pump connector

Product Description

General Description
ESK series Open-impeller pulp pumps is based on new technology, the pump is successfully design based on long-term technology accumulation and on the experience of domestic and overseas advanced technology.
The pump has a strong capacity to transport fibre, mud, the paper pulp below 5% consistency and other liquid with below 30% CHINAMFG content. It can be used in those operating environments in the paper making, metallurgy, salt collecting, drainage and power plant, etc.
The casing is end suction and radial discharge design. Its discharge centerline and shaft are in the same vertical plane. The casing is directly fixed on the base-plate.
The front wear plate and back wear plate be designed for stripped down structure. We can replace worn part when the inter-spacer becomes large.

Operation Conditions
> Pulp Consistency: ≤ 6%.
> CHINAMFG Content: ≤ 30%.
> Max. Viscosity: 300cP, Normal temperature (24ºC)
> Working Temperature Range:  -20ºC ~ 120ºC
When working temperature exceeds 100ºC,shall clarify clearly and in advance.
> Max. Allowable Working Pressure (MAWP):  PN1.6MPa.

Specifications
> Pump inlet:  DN100 – DN500 mm
> Pump outlet:  DN80 – DN500 mm
> Capacity Q range:  20 m3/h – 2300 m3/h  
> Head H range:  7m – 60m
> Operating speed: 8P-750rpm, 6P-980rpm, 4P-1450rpm, 2P-2900rpm

Application
> Soda and inorganic salts: ammonia salt blending, pure soda, soda manufactured by ammonia soda process, caustic soda, chloride and hypochlorite, soda sulfide, sulfate, hydrogen peroxide etc. manufactured by diaphragm process and ion exchange membrane process.
  > Metallurgy: electrolyte of electrolytic copper and nickel, sodium aluminate liquor for aluminum production, ammonium vanadate, for vanadium production, acid and thiocarbamide liquor for gold production etc.
  > Iron and steel industry: electroplating, scouring electrophoretic painting etc.
  > Acid-making industry: hydrochloric acid, nitric acid, sulfuric acid, phosphoric acid, phosphoric acid pulp, acetic acid etc.
  > Petrochemical industry: petroleum’s refining, splitting, separation, butadiene, alkylbenzene, carbinol, etc.
  > Paper-making industry: pulp digestion liquor, green liquor, white liquor, concentrated black liquor, bleaching liquor, etc.
  > Chemical fertilizer industry: urea, ammonium nitrate, ammonium bicarbonate, ammonium chloride, ammonium phosphate, potassium chloride, potassium sulfate, etc.
  > Fermentation industry: intermedium, lactic acid, citric acid, food additives, beer, various fermenting liquor etc.
  > Environmental protection: various chemicals wastewater containing acid and alkali etc.
How to Read the Pump Model

Pump model:  ESK 100 – 80 – 250.3
ESK 100 80 250 3
1) 2) 3) 4) 5)

1)  ESK — ESK series open-impeller pulp pump
2)  100 — Suction flange diameter: DN100 (mm)
3)  80  — Discharge flange diameter: DN80 (mm)
4)  250 — Nominal diameter of impeller  250mm
5)  3   — Vane number of impeller

Materials Specifications

Pump Cross Sectional Drawing

Pump Selection Charts
Pump Technical Performance Data

Pump Type Impeller
No.
Capacity Head Speed EFF. NPSHR Matched motor Vane Number Particle passed capacity
Φ(mm)
Q H n η S.G.=1.00 S.G.=1.35
mm m3/h m r/min % m KW KW
ESK100x80-250 Ø265 70 15 1450 64 2.5 5.5 7.5 3 Φ5mm
Ø245 60 13 1450 64 2.5 4 5.5
Ø225 50 11 1450 65 2.5 3 4
Ø205 40 9 1450 61 2.5 2.2 3
ESK125x100-250 Ø265 100 17 1450 68 2.5 11 15 3 Φ10mm
Ø245 90 14 1450 69 2.5 7.5 11
Ø225 80 11 1450 68 2.5 4 7.5
Ø205 70 8.5 1450 62 2.5 3 5.5
ESK150x125-250 Ø265 175 16 1450 75 4.0 15 18.5 3 Φ10mm
Ø245 150 13 1450 74 4.0 11 15
Ø225 125 12 1450 67 4.0 5.5 11
Ø205 100 7 1450 61 4.0 4 5.5
ESK125x100-350 Ø350 120 28 1450 66 2.5 15 22 3 Φ10mm
Ø330 110 25 1450 66 2.5 15 22
Ø310 100 23 1450 71 2.5 11 15
Ø290 90 18 1450 62 2.5 11 15
ESK150x125-350 Ø350 200 32 1450 73 4.0 30 37 3 or 6 Φ10mm
Ø330 175 28 1450 70 4.0 22 30
Ø310 150 25 1450 68 4.0 18.5 30
Ø290 125 21.5 1450 65 4.0 15 22
ESK200x150-350 Ø330 350 26 1450 77 4.5 37 55 3 or 6 Φ15mm
Ø310 300 22 1450 75 4.5 30 37
Ø290 250 18 1450 70 4.5 22 30
Ø270 200 14.5 1450 62 4.5 15 22
ESK150x125-400 Ø400 225 40 1450 72 3.5 45 55 3 Φ15mm
Ø380 200 36.5 1450 74 3.5 37 45
Ø360 175 33 1450 74 3.5 30 37
Ø340 150 30 1450 72 3.5 22 30
ESK200x150-400 Ø400 300 44 1450 72 2.5 75 110 3 or 6 Φ15mm
Ø380 275 38.5 1450 72 2.5 55 75
Ø360 250 34 1450 72 2.5 37 55
Ø340 225 30 1450 71 2.5 30 45

Pump Type Impeller
No.
Capacity Head Speed EFF. NPSHR Matched motor Vane Number Particle passed capacity
Φ(mm)
Q H n η S.G.=1.00 S.G.=1.35
mm m3/h m r/min % m KW KW
ESK250x200-400 Ø380 550 35 1450 79 3.0 75 110 3 or 6 Φ20mm
Ø360 500 30.5 1450 77 3.0 75 90
Ø340 450 27 1450 75 3.0 55 75
Ø320 400 24 1450 71 3.0 45 75
ESK200x150-500 Ø470 500 55 1450 77 4.5 110 160 3 or 6 Φ20mm
Ø430 450 44 1450 77 4.5 90 110
Ø390 400 33 1450 75 4.5 55 75
Ø350 350 25 1450 76 4.5 37 55
ESK250x200-500 Ø470 600 57 1450 76 3.5 160 200 3 or 6 Φ20mm
Ø430 550 45 1450 77 3.5 110 160
Ø390 500 35 1450 77 3.5 75 110
Ø350 450 25 1450 73 3.5 45 75
ESK300x250-450 Ø430 1000 43 1450 81 4.5 160 250 3 or 6 Φ25mm
Ø390 900 32 1450 78 4.5 110 160
Ø350 800 23 1450 74 4.5 75 110
Ø320 700 18 1450 69 4.5 55 90
ESK350x350-500 Ø470 1500 45 1450 82 6.5 250 355 3 or 6 Φ30mm
Ø430 1400 36 1450 83 6.5 200 280
Ø390 1300 27 1450 76 6.5 160 200
Ø350 1200 22 1450 75 6.5 132 160
ESK350x350-500 Ø470 1000 20 960 84 3.5 75 110 3 or 6 Φ30mm
Ø430 950 15 960 81 3.5 55 75
Ø390 900 11.5 960 78 3.5 45 55
Ø350 850 9 960 74 3.5 37 45
ESK500x500-600 Ø600 2500 30 960 86 4.5 280 400 3 or 6 Φ35mm
Ø550 2200 24 960 83 4.5 200 315
Ø500 2000 18 960 76    4.5 160 200
Ø450 1800 15 960 71 4.5 132 160
ESK500x500-600 Ø600 1800 17 750 84 3.0 132 160 3 or 6 Φ35mm
Ø550 1650 13 750 80 3.0 90 110
Ø500 1500 10 750 75 3.0 75 90
Ø450 1400 8 750 71 3.0 55 75

Company Profile

 

COMPANY INTRODUCTION

HangZhou Hydroblue Tech Co.Ltd, setup in 2007, is known as a fast-growing provider for pumps, motors, sealing systems, couplings, gearboxes and engineering solutions. We are dedicated to provide customers with precise and reliable service by combining the manufacturing capability of mainland China with our supply chain management services through our extensive network of Chinese factories.

HydroBlue’s vision is to provide our customers with the highest level of satisfaction imaginable by offering innovative solutions, nurturing long-term relationships, anticipating future needs and being highly responsive to their emergencies at the most cost effective basis.

Over the years, HydroBlue has established itself in Singapore,Malaysia,Indonesia,Thailand,
Russia, Belarus, Ukraine and China market, focusing more and more on oil and gas industry, mining, utilities and government sectors.

 

HydroBlue Technical Advantages

Hydroblue Tech achievement is built by multiple sources. Its knowhow and capability is formed through close cooperation with China leading hydraulic institution–The Fluid Machinery Engineering and Technology Research Center of ZheJiang UNIVERSITY, and other machinery suppliers and engineering companies.

HydroBlue’s Service

1.Calculation of pipeline loss
2.Reliable and precise pump model selection
3.Professional reverse-engineering for critical spare parts
4.Analysis for pump service data and results
5.Pump process supervision and control

 

HydroBlue’s Products Range & Series

1.Water Treatment
Utter Water purification / Seawater Treatment / Concentration of Concentrated Salt-Zero Emission

2.Sewage Treatment

City sewage treatment / Industrial sludge / Industrial sewage / Electronics industry / Electroplating, printing and dyeing

3.API610 Petroleum Industry

Petroleum, Petrochemical and Natural Gas Industries (Refinery, Petrochemical, Oil & Gas etc.)

4.Thermal Power Plant

Cooling / Circulation / Boiler feed water / Condensate water

5.Pulp Industries

Palm oil , Sugar, Pulp & Paper plant

6.Air Conditioning & Fire Fighting Engineering

Air Conditioning / Fire Fighting

7.Chemical Industry

Coating / Ceramics / Food processing / Pharma

8.Pump Station

Hydraulic engineering / Pump station
9.Replacement / Repair Spare Parts
10.Digital Intelligent Control Water Pump

 

Packaging & Shipping

FAQ

Q1: Are you a factory or a trading company?

A: We are a professional service provider of customized complete solutions
in the field of fluid machinery and fluid engineering.

Q2: What’re your payments?

A: L/C, T/T, D/P, PayPal, Western Union, Small-amount payment

Q3: What about package?

A: Standard exportation packaging with polywood box.

Q4: How about the delivery time?

A: 30~90 days, Depend on quantity and season.

Q5: How about the MOQ?

A:  1 set.

Q6: How about the quality guarantee?

A: One year after commissioning or 18 months after delivery.

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After-sales Service: on-Line Technical Support
Warranty: One Year
Max.Head: 7 M~60 M
Customization:
Available

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Shipping Cost:

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about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

vacuum pump

What Is the Impact of Altitude on Vacuum Pump Performance?

The performance of vacuum pumps can be influenced by the altitude at which they are operated. Here’s a detailed explanation:

Altitude refers to the elevation or height above sea level. As the altitude increases, the atmospheric pressure decreases. This decrease in atmospheric pressure can have several effects on the performance of vacuum pumps:

1. Reduced Suction Capacity: Vacuum pumps rely on the pressure differential between the suction side and the discharge side to create a vacuum. At higher altitudes, where the atmospheric pressure is lower, the pressure differential available for the pump to work against is reduced. This can result in a decrease in the suction capacity of the vacuum pump, meaning it may not be able to achieve the same level of vacuum as it would at lower altitudes.

2. Lower Ultimate Vacuum Level: The ultimate vacuum level, which represents the lowest pressure that a vacuum pump can achieve, is also affected by altitude. As the atmospheric pressure decreases with increasing altitude, the ultimate vacuum level that can be attained by a vacuum pump is limited. The pump may struggle to reach the same level of vacuum as it would at sea level or lower altitudes.

3. Pumping Speed: Pumping speed is a measure of how quickly a vacuum pump can remove gases from a system. At higher altitudes, the reduced atmospheric pressure can lead to a decrease in pumping speed. This means that the vacuum pump may take longer to evacuate a chamber or system to the desired vacuum level.

4. Increased Power Consumption: To compensate for the decreased pressure differential and achieve the desired vacuum level, a vacuum pump operating at higher altitudes may require higher power consumption. The pump needs to work harder to overcome the lower atmospheric pressure and maintain the necessary suction capacity. This increased power consumption can impact energy efficiency and operating costs.

5. Efficiency and Performance Variations: Different types of vacuum pumps may exhibit varying degrees of sensitivity to altitude. Oil-sealed rotary vane pumps, for example, may experience more significant performance variations compared to dry pumps or other pump technologies. The design and operating principles of the vacuum pump can influence its ability to maintain performance at higher altitudes.

It’s important to note that vacuum pump manufacturers typically provide specifications and performance curves for their pumps based on standardized conditions, often at or near sea level. When operating a vacuum pump at higher altitudes, it is advisable to consult the manufacturer’s guidelines and consider any altitude-related limitations or adjustments that may be necessary.

In summary, the altitude at which a vacuum pump operates can have an impact on its performance. The reduced atmospheric pressure at higher altitudes can result in decreased suction capacity, lower ultimate vacuum levels, reduced pumping speed, and potentially increased power consumption. Understanding these effects is crucial for selecting and operating vacuum pumps effectively in different altitude environments.

vacuum pump

What Is the Difference Between Dry and Wet Vacuum Pumps?

Dry and wet vacuum pumps are two distinct types of pumps that differ in their operating principles and applications. Here’s a detailed explanation of the differences between them:

Dry Vacuum Pumps:

Dry vacuum pumps operate without the use of any lubricating fluid or sealing water in the pumping chamber. They rely on non-contact mechanisms to create a vacuum. Some common types of dry vacuum pumps include:

1. Rotary Vane Pumps: Rotary vane pumps consist of a rotor with vanes that slide in and out of slots in the rotor. The rotation of the rotor creates chambers that expand and contract, allowing the gas to be pumped. The vanes and the housing are designed to create a seal, preventing gas from flowing back into the pump. Rotary vane pumps are commonly used in laboratories, medical applications, and industrial processes where a medium vacuum level is required.

2. Dry Screw Pumps: Dry screw pumps use two or more intermeshing screws to compress and transport gas. As the screws rotate, the gas is trapped between the threads and transported from the suction side to the discharge side. Dry screw pumps are known for their high pumping speeds, low noise levels, and ability to handle various gases. They are used in applications such as semiconductor manufacturing, chemical processing, and vacuum distillation.

3. Claw Pumps: Claw pumps use two rotors with claw-shaped lobes that rotate in opposite directions. The rotation creates a series of expanding and contracting chambers, enabling gas capture and pumping. Claw pumps are known for their oil-free operation, high pumping speeds, and suitability for handling dry and clean gases. They are commonly used in applications such as automotive manufacturing, food packaging, and environmental technology.

Wet Vacuum Pumps:

Wet vacuum pumps, also known as liquid ring pumps, operate by using a liquid, typically water, to create a seal and generate a vacuum. The liquid ring serves as both the sealing medium and the working fluid. Wet vacuum pumps are commonly used in applications where a higher level of vacuum is required or when handling corrosive gases. Some key features of wet vacuum pumps include:

1. Liquid Ring Pumps: Liquid ring pumps feature an impeller with blades that rotate eccentrically within a cylindrical casing. As the impeller rotates, the liquid forms a ring against the casing due to centrifugal force. The liquid ring creates a seal, and as the impeller spins, the volume of the gas chamber decreases, leading to the compression and discharge of gas. Liquid ring pumps are known for their ability to handle wet and corrosive gases, making them suitable for applications such as chemical processing, oil refining, and wastewater treatment.

2. Water Jet Pumps: Water jet pumps utilize a jet of high-velocity water to create a vacuum. The water jet entrains gases, and the mixture is then separated in a venturi section, where the water is recirculated, and the gases are discharged. Water jet pumps are commonly used in laboratories and applications where a moderate vacuum level is required.

The main differences between dry and wet vacuum pumps can be summarized as follows:

1. Operating Principle: Dry vacuum pumps operate without the need for any sealing fluid, while wet vacuum pumps utilize a liquid ring or water as a sealing and working medium.

2. Lubrication: Dry vacuum pumps do not require lubrication since there is no contact between moving parts, whereas wet vacuum pumps require the presence of a liquid for sealing and lubrication.

3. Applications: Dry vacuum pumps are suitable for applications where a medium vacuum level is required, and oil-free operation is desired. They are commonly used in laboratories, medical settings, and various industrial processes. Wet vacuum pumps, on the other hand, are used when a higher vacuum level is needed or when handling corrosive gases. They find applications in chemical processing, oil refining, and wastewater treatment, among others.

It’s important to note that the selection of a vacuum pump depends on specific requirements such as desired vacuum level, gas compatibility, operating conditions, and the nature of the application.

In summary, the primary distinction between dry and wet vacuum pumps lies in their operating principles, lubrication requirements, and applications. Dry vacuum pumps operate without any lubricating fluid, while wet vacuum pumps rely on a liquid ring or water for sealing and lubrication. The choice between dry and wet vacuum pumps depends on the specific needs of the application and the desired vacuum level.

vacuum pump

Can Vacuum Pumps Be Used in the Medical Field?

Yes, vacuum pumps have a wide range of applications in the medical field. Here’s a detailed explanation:

Vacuum pumps play a crucial role in various medical applications, providing suction or creating controlled vacuum environments. Here are some key areas where vacuum pumps are used in the medical field:

1. Negative Pressure Wound Therapy (NPWT):

Vacuum pumps are extensively utilized in negative pressure wound therapy, a technique used to promote wound healing. In NPWT, a vacuum pump creates a controlled low-pressure environment within a wound dressing, facilitating the removal of excess fluid, promoting blood flow, and accelerating the healing process.

2. Surgical Suction:

Vacuum pumps are an integral part of surgical suction systems. They provide the necessary suction force to remove fluids, gases, or debris from the surgical site during procedures. Surgical suction helps maintain a clear field of view for surgeons, enhances tissue visualization, and contributes to a sterile operating environment.

3. Anesthesia:

In anesthesia machines, vacuum pumps are used to create suction for various purposes:

– Airway Suction: Vacuum pumps assist in airway suctioning to clear secretions or obstructions from the patient’s airway during anesthesia or emergency situations.

– Evacuation of Gases: Vacuum pumps aid in removing exhaled gases from the patient’s breathing circuit, ensuring the delivery of fresh gas mixtures and maintaining appropriate anesthesia levels.

4. Laboratory Equipment:

Vacuum pumps are essential components in various medical laboratory equipment:

– Vacuum Ovens: Vacuum pumps are used in vacuum drying ovens, which are utilized for controlled drying or heat treatment of sensitive materials, samples, or laboratory glassware.

– Centrifugal Concentrators: Vacuum pumps are employed in centrifugal concentrators to facilitate the concentration or dehydration of biological samples, such as DNA, proteins, or viruses.

– Freeze Dryers: Vacuum pumps play a vital role in freeze-drying processes, where samples are frozen and then subjected to vacuum conditions to remove water via sublimation, preserving the sample’s structure and integrity.

5. Medical Suction Devices:

Vacuum pumps are utilized in standalone medical suction devices, commonly found in hospitals, clinics, and emergency settings. These devices create suction required for various medical procedures, including:

– Suctioning of Respiratory Secretions: Vacuum pumps assist in removing respiratory secretions or excess fluids from the airways of patients who have difficulty coughing or clearing their airways effectively.

– Thoracic Drainage: Vacuum pumps are used in chest drainage systems to evacuate air or fluid from the pleural cavity, helping in the treatment of conditions such as pneumothorax or pleural effusion.

– Obstetrics and Gynecology: Vacuum pumps are employed in devices used for vacuum-assisted deliveries, such as vacuum extractors, to aid in the safe delivery of babies during childbirth.

6. Blood Collection and Processing:

Vacuum pumps are utilized in blood collection systems and blood processing equipment:

– Blood Collection Tubes: Vacuum pumps are responsible for creating the vacuum inside blood collection tubes, facilitating the collection of blood samples for diagnostic testing.

– Blood Separation and Centrifugation: In blood processing equipment, vacuum pumps assist in the separation of blood components, such as red blood cells, plasma, and platelets, for various medical procedures and treatments.

7. Medical Imaging:

Vacuum pumps are used in certain medical imaging techniques:

– Electron Microscopy: Electron microscopes, including scanning electron microscopes and transmission electron microscopes, require a vacuum environment for high-resolution imaging. Vacuum pumps are employed to maintain the necessary vacuum conditions within the microscope chambers.

These are just a few examples of the wide-ranging applications of vacuum pumps in the medical field. Their ability to create suction and controlled vacuum environments makes them indispensable in medical procedures, wound healing, laboratory processes, anesthesia, and various other medical applications.

China wholesaler Centrifugal Paper Pulp Pump Electric/Chemical/Vacuum/Low Pulse Pump/Double Flow Pulp Pump   vacuum pump connector	China wholesaler Centrifugal Paper Pulp Pump Electric/Chemical/Vacuum/Low Pulse Pump/Double Flow Pulp Pump   vacuum pump connector
editor by CX 2024-03-29

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