Product Description
Paper Pulp Medium Consistency Pulp Pump
Company Profile
HUATAO OEM Kinds Of Centrifugal Processing Pulp Pump for Paper Machine to deliver the pulp and water.
And the Pulp Pumps as the key equipment during the pulp stock preparation.
Single-stage centrifugal pump with full-open impeller design.
Suitable for conveying slurry or clean water with a pulp concentration of 0-6%.
The scope has a pump, base frame for placing the pump, and standard motor, with screw coupling, coupling protection cover, and anchor bolts.
SGZ SK Type Centrifugal Pump
SGZ SK Centrifugal Pump
SGZ SK Centrifugal Pump high-efficiency non-clogging non-leakage pulp pump is a new generation of pulp pump products.
It has obvious advantages such as high efficiency, good anti-clogging performance, no leakage during operation, and convenient installation and maintenance. It is widely used in the conveying of pulp media in paper and pulp enterprises.
Centrifugal Pump Structural features:
1. The pump has a rear door structure, and it is not necessary to disassemble the pipeline during maintenance.
2. The pressure design of the inlet and outlet flanges of the pump is 1.6MPa.
3. The impeller adopts a three-blade (or six-blade), open impeller, high efficiency and no need for axial thrust compensation, easy maintenance and low chance of blockage. The impeller adopts lost wax precision casting and is checked for dynamic balance.
4. The pump shaft is supported by a combination of oil-lubricated, heavy-duty, abrasion-resistant, imported cylindrical roller bearings and radial thrust ball bearings (angular contact ball bearings). Cylindrical roller bearings are mounted on the pump end and radial thrust ball bearings are mounted face to face on the rotating end
5. Shaft seals mainly include a pumping ring plus single-end mechanical seal, packing seal, single-end mechanical seal, tandem mechanical seal, double-end mechanical seal, combination seal of pumping ring and single-end mechanical seal, and dynamic seal. , the user can choose according to the requirements and actual working conditions
6. There are 4 kinds of materials: cast iron, cast steel, ordinary stainless steel, and duplex stainless steel.
Low Pulse Pulp Pump
Low Pulse Pulp Pump
SJ-type sizing pump, also known as a low-pulse pump, is designed for the disadvantages of large flow and low-lift mixed-flow pumps widely used in general papermaking enterprises, such as unstable pulp and inconvenient disassembly and assembly. It is an ideal replacement product, with high efficiency, stable pulp, long service life, and easy maintenance (the bearing is balanced at both ends of the pump body). (The pump casing is opened in the middle, and maintenance can be done after opening the cover.) It is suitable for matching the pulp supply system of medium and high-speed paper machines. The operating temperature is below 80 °C and the concentration is below 1%.
The pump looks from the coupling to the pump, the pump rotates counterclockwise, the slurry inlet of the pump is on the right, and the slurry outlet is on the left. If you need to change the position of the slurry inlet and outlet, you need to submit it in advance and confirm with the drawing.
Water Ring Vacuum Pump
Watering Ring Vacuum Pump
The water ring vacuum pump (referred to as a water ring pump) is a rough vacuum pump, the ultimate vacuum it can obtain is 2000~4000Pa, and the vacuum degree of the unit formed with the vacuum pump can reach 1~600Pa. The water ring pump can also be used as a compressor, which is called a water ring compressor, which is a low-pressure compressor with a pressure range of 1~2×10^5 Pa gauge pressure.
The water ring vacuum pump is equipped with an eccentric rotor with fixed blades, which throws water (liquid) to the stator wall, and the water (liquid) forms a liquid ring concentric with the stator, and the liquid ring and the rotor blades together form a variable volume. The positive displacement vacuum pump. In many processes of industrial production, such as vacuum filtration, vacuum water diversion, vacuum feeding, vacuum evaporation, vacuum concentration, vacuum resuspension, and vacuum degassing, water ring pumps are widely used. Mainly used in a coal mine (gas pumping), chemical, pharmaceutical, mining, paper, food, beer, building materials, plastics, metallurgy, electrical appliances, and other industries.
Water ring vacuum pump advantage:
1. The structure is simple, the manufacturing precision is not high, and it is easy to process.
2. The structure is compact, the speed of the pump is high, and it can generally be directly connected with the motor, without the need for a deceleration device. Therefore, with a small structure size, a large exhaust volume can be obtained, and the floor space is also small.
3. The compressed gas is basically isothermal, that is, the temperature change of the compressed gas is small.
4. Since there is no metal friction surface in the pump cavity, there is no need to lubricate the pump, and the wear is very small. The sealing between the rotating part and the fixed part can be done directly by the water seal.
5. The suction is uniform, the work is stable and reliable, the operation is simple, and the maintenance is convenient.
Double Flow Centrifugal Pump
Double Flow Centrifugal Pump
S-type and SH-type centrifugal pumps are single-stage double-suction, horizontal split centrifugal pumps, which are used to transport clean water and liquids with similar physical and chemical properties to water. The maximum temperature of the liquid does not exceed 80 ºC, which is suitable for paper mills, mines, cities, power station water supply, and drainage, farmland irrigation and drainage, and various water conservancy projects.
Model S centrifugal pumps look towards the pump from the coupling and the pump rotates clockwise. The water inlet of the pump is on the right and the water outlet is on the left. If you need to change the position of the import and export, you need to explain it before production.
SH type centrifugal pump looks at the pump from the coupling, and the water pump rotates counterclockwise. The water inlet of the pump is on the left and the water outlet is on the right. If you need to change the position of the import and export, you need to explain it before production.
The bearings of the centrifugal pump are located at both ends of the pump body, and the force is balanced during operation and has a long service life. The pump body is open in the middle, and it can be repaired by opening the cover, which is very convenient.
Slurry Pump
Slurry Pump, Middle Consistency Slurry Pump
Double-channel non-clogging pulp pump is a new type of energy-saving pulp pump. After practical use, it has the advantages of high efficiency, no leakage or less leakage, good anti-clogging performance, stable operation, high reliability, compact structure, and long service life. This series of pumps has been innovated and improved according to the characteristics of papermaking and pulping processes and has achieved the best application of fluid engineering and fluid mechanics.
The semi-open or fully open impeller is adopted, the front clearance between the wear plate and the impeller is adjustable, the shaft seal is mainly mechanical seal, and high-precision bearings (D-grade accuracy), and high-quality shaft materials are selected.
It can be widely used in light industry, papermaking and other industries where the temperature is lower than 110ºC and the concentration is lower than 6%. It can also be used in industrial and urban water supply, drainage, and other occasions. Special specifications can be designed individually.
Our Advantages
1. Fully open, three-blade impeller, large flow channel, strong performance without clogging.
2. Wear-resistant linings at the suction and discharge ends of the impeller are used to protect the eddy current casing.
3. The new protective cover design makes it easier to disassemble.
4. Brand new chassis design, stronger and more convenient for coupling adjustment.
Our Professional Team
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| After-sales Service: | Supply Accessories, Video Instruction |
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| Warranty: | 12 Months |
| Working Pressure: | High Pressure Pump |
| Influent Type of Impeller: | Double-Suction Pump |
| Position of Pump Shaft: | Horizontal Pump |
| Pump Casing Combined: | Horizontal Split Pumps |
| Customization: |
Available
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What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?
The vacuum level refers to the degree of pressure below atmospheric pressure in a vacuum system. It indicates the level of “emptiness” or the absence of gas molecules in the system. Here’s a detailed explanation of vacuum level measurement in vacuum pumps:
Vacuum level is typically measured using pressure units that represent the difference between the pressure in the vacuum system and atmospheric pressure. The most common unit of measurement for vacuum level is the Pascal (Pa), which is the SI unit. Other commonly used units include Torr, millibar (mbar), and inches of mercury (inHg).
Vacuum pumps are equipped with pressure sensors or gauges that measure the pressure within the vacuum system. These gauges are specifically designed to measure the low pressures encountered in vacuum applications. There are several types of pressure gauges used for measuring vacuum levels:
1. Pirani Gauge: Pirani gauges operate based on the thermal conductivity of gases. They consist of a heated element exposed to the vacuum environment. As gas molecules collide with the heated element, they transfer heat away, causing a change in temperature. By measuring the change in temperature, the pressure can be inferred, allowing the determination of the vacuum level.
2. Thermocouple Gauge: Thermocouple gauges utilize the thermal conductivity of gases similar to Pirani gauges. They consist of two dissimilar metal wires joined together, forming a thermocouple. As gas molecules collide with the thermocouple, they cause a temperature difference between the wires, generating a voltage. The voltage is proportional to the pressure and can be calibrated to provide a reading of the vacuum level.
3. Capacitance Manometer: Capacitance manometers measure pressure by detecting the change in capacitance between two electrodes caused by the deflection of a flexible diaphragm. As the pressure in the vacuum system changes, the diaphragm moves, altering the capacitance and providing a measurement of the vacuum level.
4. Ionization Gauge: Ionization gauges operate by ionizing gas molecules in the vacuum system and measuring the resulting electrical current. The ion current is proportional to the pressure, allowing the determination of the vacuum level. There are different types of ionization gauges, such as hot cathode, cold cathode, and Bayard-Alpert gauges.
5. Baratron Gauge: Baratron gauges utilize the principle of capacitance manometry but with a different design. They consist of a pressure-sensing diaphragm separated by a small gap from a reference electrode. The pressure difference between the vacuum system and the reference electrode causes the diaphragm to deflect, changing the capacitance and providing a measurement of the vacuum level.
It’s important to note that different types of vacuum pumps may have different pressure ranges and may require specific pressure gauges suitable for their operating conditions. Additionally, vacuum pumps are often equipped with multiple gauges to provide information about the pressure at different stages of the pumping process or in different parts of the system.
In summary, vacuum level refers to the pressure below atmospheric pressure in a vacuum system. It is measured using pressure gauges specifically designed for low-pressure environments. Common types of pressure gauges used in vacuum pumps include Pirani gauges, thermocouple gauges, capacitance manometers, ionization gauges, and Baratron gauges.
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Considerations for Selecting a Vacuum Pump for Cleanroom Applications
When it comes to selecting a vacuum pump for cleanroom applications, several considerations should be taken into account. Here’s a detailed explanation:
Cleanrooms are controlled environments used in industries such as semiconductor manufacturing, pharmaceuticals, biotechnology, and microelectronics. These environments require strict adherence to cleanliness and particle control standards to prevent contamination of sensitive processes or products. Selecting the right vacuum pump for cleanroom applications is crucial to maintain the required level of cleanliness and minimize the introduction of contaminants. Here are some key considerations:
1. Cleanliness: The cleanliness of the vacuum pump is of utmost importance in cleanroom applications. The pump should be designed and constructed to minimize the generation and release of particles, oil vapors, or other contaminants into the cleanroom environment. Oil-free or dry vacuum pumps are commonly preferred in cleanroom applications as they eliminate the risk of oil contamination. Additionally, pumps with smooth surfaces and minimal crevices are easier to clean and maintain, reducing the potential for particle buildup.
2. Outgassing: Outgassing refers to the release of gases or vapors from the surfaces of materials, including the vacuum pump itself. In cleanroom applications, it is crucial to select a vacuum pump with low outgassing characteristics to prevent the introduction of contaminants into the environment. Vacuum pumps specifically designed for cleanroom use often undergo special treatments or use materials with low outgassing properties to minimize this effect.
3. Particle Generation: Vacuum pumps can generate particles due to the friction and wear of moving parts, such as rotors or vanes. These particles can become a source of contamination in cleanrooms. When selecting a vacuum pump for cleanroom applications, it is essential to consider the pump’s particle generation level and choose pumps that have been designed and tested to minimize particle emissions. Pumps with features like self-lubricating materials or advanced sealing mechanisms can help reduce particle generation.
4. Filtration and Exhaust Systems: The filtration and exhaust systems associated with the vacuum pump are critical for maintaining cleanroom standards. The vacuum pump should be equipped with efficient filters that can capture and remove any particles or contaminants generated during operation. High-quality filters, such as HEPA (High-Efficiency Particulate Air) filters, can effectively trap even the smallest particles. The exhaust system should be properly designed to ensure that filtered air is released outside the cleanroom or passes through additional filtration before being reintroduced into the environment.
5. Noise and Vibrations: Noise and vibrations generated by vacuum pumps can have an impact on cleanroom operations. Excessive noise can affect the working environment and compromise communication, while vibrations can potentially disrupt sensitive processes or equipment. It is advisable to choose vacuum pumps specifically designed for quiet operation and that incorporate measures to minimize vibrations. Pumps with noise-dampening features and vibration isolation systems can help maintain a quiet and stable cleanroom environment.
6. Compliance with Standards: Cleanroom applications often have specific industry standards or regulations that must be followed. When selecting a vacuum pump, it is important to ensure that it complies with relevant cleanroom standards and requirements. Considerations may include ISO cleanliness standards, cleanroom classification levels, and industry-specific guidelines for particle count, outgassing levels, or allowable noise levels. Manufacturers that provide documentation and certifications related to cleanroom suitability can help demonstrate compliance.
7. Maintenance and Serviceability: Proper maintenance and regular servicing of vacuum pumps are essential for their reliable and efficient operation. When choosing a vacuum pump for cleanroom applications, consider factors such as ease of maintenance, availability of spare parts, and access to service and support from the manufacturer. Pumps with user-friendly maintenance features, clear service instructions, and a responsive customer support network can help minimize downtime and ensure continued cleanroom performance.
In summary, selecting a vacuum pump for cleanroom applications requires careful consideration of factors such as cleanliness, outgassing characteristics, particle generation, filtration and exhaust systems, noise and vibrations, compliance with standards, and maintenance requirements. By choosing vacuum pumps designed specifically for cleanroom use and considering these key factors, cleanroom operators can maintain the required level of cleanliness and minimize the risk of contamination in their critical processes and products.
Are There Different Types of Vacuum Pumps Available?
Yes, there are various types of vacuum pumps available, each designed to suit specific applications and operating principles. Here’s a detailed explanation:
Vacuum pumps are classified based on their operating principles, mechanisms, and the type of vacuum they can generate. Some common types of vacuum pumps include:
1. Rotary Vane Vacuum Pumps:
– Description: Rotary vane pumps are positive displacement pumps that use rotating vanes to create a vacuum. The vanes slide in and out of slots in the pump rotor, trapping and compressing gas to create suction and generate a vacuum.
– Applications: Rotary vane vacuum pumps are widely used in applications requiring moderate vacuum levels, such as laboratory vacuum systems, packaging, refrigeration, and air conditioning.
2. Diaphragm Vacuum Pumps:
– Description: Diaphragm pumps use a flexible diaphragm that moves up and down to create a vacuum. The diaphragm separates the vacuum chamber from the driving mechanism, preventing contamination and oil-free operation.
– Applications: Diaphragm vacuum pumps are commonly used in laboratories, medical equipment, analysis instruments, and applications where oil-free or chemical-resistant vacuum is required.
3. Scroll Vacuum Pumps:
– Description: Scroll pumps have two spiral-shaped scrolls—one fixed and one orbiting—which create a series of moving crescent-shaped gas pockets. As the scrolls move, gas is continuously trapped and compressed, resulting in a vacuum.
– Applications: Scroll vacuum pumps are suitable for applications requiring a clean and dry vacuum, such as analytical instruments, vacuum drying, and vacuum coating.
4. Piston Vacuum Pumps:
– Description: Piston pumps use reciprocating pistons to create a vacuum by compressing gas and then releasing it through valves. They can achieve high vacuum levels but may require lubrication.
– Applications: Piston vacuum pumps are used in applications requiring high vacuum levels, such as vacuum furnaces, freeze drying, and semiconductor manufacturing.
5. Turbo Molecular Vacuum Pumps:
– Description: Turbo pumps use high-speed rotating blades or impellers to create a molecular flow, continuously pumping gas molecules out of the system. They typically require a backing pump to operate.
– Applications: Turbo molecular pumps are used in high vacuum applications, such as semiconductor fabrication, research laboratories, and mass spectrometry.
6. Diffusion Vacuum Pumps:
– Description: Diffusion pumps rely on the diffusion of gas molecules and their subsequent removal by a high-speed jet of vapor. They operate at high vacuum levels and require a backing pump.
– Applications: Diffusion pumps are commonly used in applications requiring high vacuum levels, such as vacuum metallurgy, space simulation chambers, and particle accelerators.
7. Cryogenic Vacuum Pumps:
– Description: Cryogenic pumps use extremely low temperatures to condense and capture gas molecules, creating a vacuum. They rely on cryogenic fluids, such as liquid nitrogen or helium, for operation.
– Applications: Cryogenic vacuum pumps are used in ultra-high vacuum applications, such as particle physics research, material science, and fusion reactors.
These are just a few examples of the different types of vacuum pumps available. Each type has its advantages, limitations, and suitability for specific applications. The choice of vacuum pump depends on factors like required vacuum level, gas compatibility, reliability, cost, and the specific needs of the application.
editor by CX 2024-03-11
