Описание товара
Dry 5PA Oil Free Two Stage Screw Vacuum Pump for metallurgy
Описание товара
The LGB screw vacuum pump is an extraction equipment that uses a pair of screws to perform synchronous high-speed reverse rotation in the pump casing, generating suction and exhaust effects. Due to the certain gap between the screws, the pump operates smoothly without friction, with low noise, and no need for lubricating oil in the working chamber. Therefore, the dry screw pump can extract gas containing water vapor and a small amount of dust; Due to the maximum pressure of the LGB screw vacuum pump CHINAMFG 5PA, it can be widely used in various fields such as chemical industry, metallurgy, electronics, petroleum, aerospace, tools, papermaking, packaging, food, medicine, medical equipment, as well as information engineering, biotechnology, microelectronics, etc
Product Parameters
|
Model |
LGB-70 |
LGB-100 |
LGB-200 |
LGB-300 |
|
Pumping speed(L/3) |
70 |
100 |
200 |
300 |
|
Ultimate pressure(Pa) |
5 |
5 |
5 |
5 |
|
rotational speed(rpm) |
2900 |
2940 |
2940 |
2950 |
|
Connections of inlet DN(mm) |
50 |
80 |
100 |
125 |
|
Connections of outle DN(mm) |
45 |
65 |
65 |
80 |
|
Noise level dB(A) |
≤80 |
≤80 |
≤80 |
≤80 |
|
temperature rise(°C) |
≤40°C |
≤40°C |
≤40°C |
≤40°C |
|
Pumping size(mm) |
1360X960X700 |
1650X847X933 |
1740X960X980 |
2100X1100X1030 |
|
Weight (with oil filling) kg |
500 |
665 |
1571 |
1300 |
|
Motor Power(Kw) |
7.5 |
15 |
18.5 |
37 |
|
Motor Voltage/motor base frequency(V/Hz) |
380/50 |
380/50 |
380/50 |
380/50 |
|
Nominal Motor speed (rpm) |
2900 |
2940 |
2940 |
2950 |
|
Nominal Motor current(A) |
14.8 |
28.8 |
35.5 |
67.9 |
|
Type of protection(IP) |
IP55 |
IP55 |
IP55 |
IP55 |
Подробные фотографии
Choose the right materials and weld carefully
Surface texture, smooth lines, good quality visible
Performance stability and outstanding advantages
We can recommend the closest model according to your requirements
Long term use and high efficiency
Compact structure, low noise, and reliable use
Easy to disassemble and maintain
Can be selected according to process requirements
Materials and sealing methods for the overcurrent section of the pump
Профиль компании
HangZhou Sifang Vacuum Equipment Co., Ltd. specializes in the production of vacuum furnaces, vacuum pumps, steel drums and other products.”Sifang” is the registered trademark of the company’s products.
our company is 1 professional vacuum equipment manufacturer in HangZhou, China. We specialize in vacuum pumps, furnaces, systems and components for diverse applications. We produce rotary vane vacuum pumps, water ring vacuum pumps, reciprocating vacuum pumps, roots vacuum pump units, vacuum heat treatment furnaces, vacuum aluminum brazing furnaces, high temperature brazing fur- naces, vacuum sintering furnaces, monocrystalline silicon furnaces and other products. All these vacuum equipment are widely used in aviation, aerospace, military, railway, automobile, machinery, mold, electronics, metallurgy, scientific research and other fields.
We have professional engineer support, high efficiency sales team and competitive price superiority, and attract customers from all over the world, we export to over 40 countries, including Europe, Poland, Serbia, Turkey, Russia, USA, Mexico, Brazil, India, Thailand, Middle east and South Africa.
After several years’ development, We have achieved great progress, we are equipped with the AutomaticCNCmachines and multi-func- tion testing machines. Our R&D department provide the strong tech- nical support and enable us to receive some 0 E M, O D M projects. We can produce at least 3000 sets vacuum equipment per year. With our innovative and energy-efficient vacuum equipment that is put to work in a multitude of manufacturing and process applica- tions, we also offer you a comprehensive suite of CHINAMFG ser- vices to complement our products.
ЧАСТО ЗАДАВАЕМЫЕ ВОПРОСЫ
1.Q: Are you a factory or trading company?
A: We are a factory and we have professional team of workers,Designers and inspectors.
2.Q:Do you accept custom?
A:Of course.We have professional teams who make your designs,photos,imagines and OEM orders into real production.
3.Q:What’s your advantages?
A: Quick response to your enquiry,
High quality control,
Reasonable price,
Timely delivery,
Excellent after-sales service,
OEM/ODM are welcome
4.Q:What’s your shipping terms?
A:If you need to ship by air,we can use DHL,UPS,FedEx,TNT or EMS.If you need to ship by sea,we have many good forwarders to work with,they can provide the best price for you.
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| Послепродажное обслуживание: | Online Support |
|---|---|
| Гарантия: | 1 Year |
| Нефть или не нефть: | Oil |
| Структура: | Вакуумный насос |
| Метод эксгаустера: | Вакуумный насос для удаления паразитов |
| Степень вакуума: | Вакуум |
| Персонализация: |
Доступно
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Can Vacuum Pumps Be Used in the Automotive Industry?
Yes, vacuum pumps are widely used in the automotive industry for various applications. Here’s a detailed explanation:
The automotive industry relies on vacuum pumps for several critical functions and systems within vehicles. Vacuum pumps play a crucial role in enhancing performance, improving fuel efficiency, and enabling the operation of various automotive systems. Here are some key applications of vacuum pumps in the automotive industry:
1. Brake Systems: Vacuum pumps are commonly used in vacuum-assisted brake systems, also known as power brakes. These systems utilize vacuum pressure to amplify the force applied by the driver to the brake pedal, making braking more efficient and responsive. Vacuum pumps help generate the required vacuum for power brake assistance, ensuring reliable and consistent braking performance.
2. Emission Control Systems: Vacuum pumps are integral components of emission control systems in vehicles. They assist in operating components such as the Exhaust Gas Recirculation (EGR) valve and the Evaporative Emission Control (EVAP) system. Vacuum pumps help create the necessary vacuum conditions for proper functioning of these systems, reducing harmful emissions and improving overall environmental performance.
3. HVAC Systems: Heating, Ventilation, and Air Conditioning (HVAC) systems in vehicles often utilize vacuum pumps for various functions. Vacuum pumps help control the vacuum-operated actuators that regulate the direction, temperature, and airflow of the HVAC system. They ensure efficient operation and precise control of the vehicle’s interior climate control system.
4. Turbocharger and Supercharger Systems: In performance-oriented vehicles, turbocharger and supercharger systems are used to increase engine power and efficiency. Vacuum pumps play a role in these systems by providing vacuum pressure for actuating wastegates, blow-off valves, and other control mechanisms. These components help regulate the boost pressure and ensure optimal performance of the forced induction system.
5. Fuel Delivery Systems: Vacuum pumps are employed in certain types of fuel delivery systems, such as mechanical fuel pumps. These pumps utilize vacuum pressure to draw fuel from the fuel tank and deliver it to the engine. While mechanical fuel pumps are less commonly used in modern vehicles, vacuum pumps are still found in some specialized applications.
6. Engine Management Systems: Vacuum pumps are utilized in engine management systems for various functions. They assist in operating components such as vacuum-operated actuators, vacuum reservoirs, and vacuum sensors. These components play a role in engine performance, emissions control, and overall system functionality.
7. Fluid Control Systems: Vacuum pumps are used in fluid control systems within vehicles, such as power steering systems. Vacuum-assisted power steering systems utilize vacuum pressure to assist the driver in steering, reducing the effort required. Vacuum pumps provide the necessary vacuum for power steering assistance, enhancing maneuverability and driver comfort.
8. Diagnostic and Testing Equipment: Vacuum pumps are also utilized in automotive diagnostic and testing equipment. These pumps create vacuum conditions necessary for testing and diagnosing various vehicle systems, such as intake manifold leaks, brake system integrity, and vacuum-operated components.
It’s important to note that different types of vacuum pumps may be used depending on the specific automotive application. Common vacuum pump technologies in the automotive industry include diaphragm pumps, rotary vane pumps, and electric vacuum pumps.
In summary, vacuum pumps have numerous applications in the automotive industry, ranging from brake systems and emission control to HVAC systems and engine management. They contribute to improved safety, fuel efficiency, environmental performance, and overall vehicle functionality.
Can Vacuum Pumps Be Used for Soil and Groundwater Remediation?
Vacuum pumps are indeed widely used for soil and groundwater remediation. Here’s a detailed explanation:
Soil and groundwater remediation refers to the process of removing contaminants from the soil and groundwater to restore environmental quality and protect human health. Vacuum pumps play a crucial role in various remediation techniques by facilitating the extraction and treatment of contaminated media. Some of the common applications of vacuum pumps in soil and groundwater remediation include:
1. Soil Vapor Extraction (SVE): Soil vapor extraction is a widely used remediation technique for volatile contaminants present in the subsurface. It involves the extraction of vapors from the soil by applying a vacuum to the subsurface through wells or trenches. Vacuum pumps create a pressure gradient that induces the movement of vapors towards the extraction points. The extracted vapors are then treated to remove or destroy the contaminants. Vacuum pumps play a vital role in SVE by maintaining the necessary negative pressure to enhance the volatilization and extraction of contaminants from the soil.
2. Dual-Phase Extraction (DPE): Dual-phase extraction is a remediation method used for the simultaneous extraction of both liquids (such as groundwater) and vapors (such as volatile organic compounds) from the subsurface. Vacuum pumps are utilized to create a vacuum in extraction wells or points, drawing out both the liquid and vapor phases. The extracted groundwater and vapors are then separated and treated accordingly. Vacuum pumps are essential in DPE systems for efficient and controlled extraction of both liquid and vapor-phase contaminants.
3. Groundwater Pumping and Treatment: Vacuum pumps are also employed in groundwater remediation through the process of pumping and treatment. They are used to extract contaminated groundwater from wells or recovery trenches. By creating a vacuum or negative pressure, vacuum pumps facilitate the flow of groundwater towards the extraction points. The extracted groundwater is then treated to remove or neutralize the contaminants before being discharged or re-injected into the ground. Vacuum pumps play a critical role in maintaining the required flow rates and hydraulic gradients for effective groundwater extraction and treatment.
4. Air Sparging: Air sparging is a remediation technique used to treat groundwater and soil contaminated with volatile organic compounds (VOCs). It involves the injection of air or oxygen into the subsurface to enhance the volatilization of contaminants. Vacuum pumps are utilized in air sparging systems to create a vacuum or negative pressure zone in wells or points surrounding the contaminated area. This induces the movement of air and oxygen through the soil, facilitating the release and volatilization of VOCs. Vacuum pumps are essential in air sparging by maintaining the necessary negative pressure gradient for effective contaminant removal.
5. Vacuum-Enhanced Recovery: Vacuum-enhanced recovery, also known as vacuum-enhanced extraction, is a remediation technique used to recover non-aqueous phase liquids (NAPLs) or dense non-aqueous phase liquids (DNAPLs) from the subsurface. Vacuum pumps are employed to create a vacuum or negative pressure gradient in recovery wells or trenches. This encourages the movement and extraction of NAPLs or DNAPLs towards the recovery points. Vacuum pumps facilitate the efficient recovery of these dense contaminants, which may not be easily recoverable using traditional pumping methods.
It’s important to note that different types of vacuum pumps, such as rotary vane pumps, liquid ring pumps, or air-cooled pumps, may be used in soil and groundwater remediation depending on the specific requirements of the remediation technique and the nature of the contaminants.
In summary, vacuum pumps play a vital role in various soil and groundwater remediation techniques, including soil vapor extraction, dual-phase extraction, groundwater pumping and treatment, air sparging, and vacuum-enhanced recovery. By creating and maintaining the necessary pressure differentials, vacuum pumps enable the efficient extraction, treatment, and removal of contaminants, contributing to the restoration of soil and groundwater quality.
Можно ли использовать вакуумные насосы в пищевой промышленности?
Да, вакуумные насосы широко используются в пищевой промышленности для различных целей. Вот подробное объяснение:
Вакуумные насосы играют важнейшую роль в пищевой промышленности, позволяя создавать и поддерживать вакуум или низкое давление. Они обеспечивают ряд преимуществ в плане сохранения, упаковки и обработки продуктов питания. Вот некоторые распространенные области применения вакуумных насосов в пищевой промышленности:
1. Вакуумная упаковка: Вакуумные насосы широко используются в процессах вакуумной упаковки. Вакуумная упаковка подразумевает удаление воздуха из упаковочного контейнера для создания вакуумной герметичной среды. Этот процесс помогает продлить срок хранения пищевых продуктов за счет подавления роста микроорганизмов, вызывающих порчу, и уменьшения окисления. Вакуумные насосы используются для удаления воздуха из упаковки, обеспечивая герметичность и сохраняя качество и свежесть продуктов.
2. Сублимационная сушка: Вакуумные насосы необходимы для процессов сублимационной сушки или лиофилизации, используемых в пищевой промышленности. Сублимационная сушка предполагает удаление влаги из пищевых продуктов в замороженном состоянии, что позволяет сохранить их текстуру, вкус и питательность. Вакуумные насосы создают среду с низким давлением, которая позволяет замороженной воде непосредственно сублимироваться из твердого состояния в пар, что приводит к удалению влаги из продуктов без ущерба для их качества.
3. Вакуумное охлаждение: Вакуумные насосы используются в процессах вакуумного охлаждения для быстрого и эффективного охлаждения пищевых продуктов. Вакуумное охлаждение предполагает помещение продуктов в вакуумную камеру и снижение давления. Это снижает температуру кипения воды, способствуя быстрому испарению влаги и тепла из продуктов, что позволяет быстро охладить их. Вакуумное охлаждение помогает сохранить свежесть, текстуру и качество деликатных продуктов питания, таких как фрукты, овощи и хлебобулочные изделия.
4. Вакуумное концентрирование: Вакуумные насосы используются в процессах вакуумной концентрации в пищевой промышленности. Вакуумное концентрирование подразумевает удаление избыточной влаги из жидких пищевых продуктов для увеличения содержания в них твердых частиц. Благодаря созданию вакуума температура кипения жидкости снижается, обеспечивая мягкое испарение воды при сохранении желаемых вкусовых качеств, питательных веществ и вязкости продукта. Вакуумное концентрирование обычно используется при производстве соков, соусов и концентратов.
5. Вакуумное смешивание и деаэрация: Вакуумные насосы используются в процессах смешивания и деаэрации в пищевой промышленности. При производстве некоторых пищевых продуктов, таких как шоколад, кондитерские изделия и соусы, вакуумное перемешивание используется для удаления пузырьков воздуха, достижения однородности и улучшения текстуры продукта. Вакуумные насосы помогают удалять воздух и газы, в результате чего продукты получаются гладкими и однородными.
6. Вакуумная фильтрация: Вакуумные насосы используются в пищевой промышленности для вакуумной фильтрации. Вакуумная фильтрация подразумевает отделение твердых частиц от жидкостей или газов с помощью фильтрующего материала. Вакуумные насосы создают всасывание, которое протаскивает жидкость или газ через фильтр, оставляя твердые частицы. Вакуумная фильтрация обычно используется в таких процессах, как осветление жидкостей, удаление примесей и отделение твердых частиц от жидкостей при производстве напитков, масел и молочных продуктов.
7. Маринование и засолка: Вакуумные насосы используются в процессах маринования и рассола в пищевой промышленности. За счет создания вакуума в контейнере для маринования или рассола снижается давление, что позволяет маринаду или рассолу более эффективно проникать в продукт. Вакуумное маринование и рассол помогают улучшить усвоение аромата, сократить время маринования, а также улучшить общий вкус и текстуру продукта.
8. Упаковка в контролируемой атмосфере: Вакуумные насосы используются в системах упаковки в контролируемой атмосфере (CAP) в пищевой промышленности. CAP подразумевает изменение газового состава внутри пищевой упаковки для продления срока хранения и сохранения качества скоропортящихся продуктов. Вакуумные насосы помогают удалить кислород или другие нежелательные газы из упаковки, позволяя ввести необходимую газовую смесь, которая сохраняет свежесть продуктов и препятствует росту микроорганизмов.
Это лишь несколько примеров использования вакуумных насосов в пищевой промышленности. Способность создавать и контролировать вакуум или среду низкого давления является ценным активом в сохранении качества продуктов, увеличении срока хранения и облегчении различных технологий обработки в пищевой промышленности.
editor by Dream 2024-04-29
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