Product Description
Toilet Paper Pulping Machine Special Roots Vacuum Pump
Technical Parameters
Roots vacuum pump is characterized by: quick start, less power consumption, low operation and maintenance costs, pumping speed, high efficiency, to be pumped gas contained in a small amount of steam and dust is not sensitive, in the range of 100 ~ 1 pa pressure has a large pumping rate, can quickly exclude the sudden release of air. Widely used in petroleum, chemical, metallurgy, textile, papermaking and other industries.
Technical Parmeters
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Roots vacuum Pump |
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Model |
ZBK33 |
ZBK13 |
ZBK15 |
ZBK16 |
ZBK17 |
ZBK18 |
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Max.extraction quantity(m³/min) |
3.8 |
6 |
10 |
15 |
30 |
60 |
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Rated extraction quantity(m³/min) |
3.1 |
4.2 |
7.5 |
11 |
22 |
47 |
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Rated vacuum degree(kpa) |
33.3 |
33.3 |
40 |
40 |
45 |
47 |
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Rated Rotation Speed(r/min) |
500 |
400 |
450 |
400 |
400 |
550 |
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Inlet and outlet diameter(mm) |
Φ85 |
Φ125 |
Φ150 |
Φ200 |
Φ250 |
Φ300 |
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Equipped Motor |
Y112M- 4-4KW |
Y160M- 6-7.5KW |
Y160L- 4-15KW |
Y200L2- 6-22KW |
Y280S- 6-45KW |
Y315M- 6-90KW |
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Equipped V-Belt |
A-1550 |
B-2800 |
B-2800 |
B-3550 |
D-4500 |
D-4000 |
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Weight(kg) |
200 |
440 |
535 |
890 |
2100 |
3500 |
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Overall size(L×W×H) mm |
682×359× 575 |
906×583× 915 |
967×578× 950 |
1019×748× 1205 |
1340×857× 1550 |
2205×2934 ×2190 |
Hot Sales
These are all our hottest products.
Both the quality and the price are highly appraised by customers.
Company Information
CHINAMFG Machinery Manufacturing Co., Ltd. was founded in 1985, according to the modern enterprise mechanism into a large-scale standardized joint-stock enterprises, with 278 workers,including 23 engineers and technicians,15 senior engineers.In general, CHINAMFG is in the leading place of paper-making industry in China .
We will provide whole services according to our clients’ demand, like technical design, equipment production, installation and test instruction and so on. We will meet and exceed your expectations. Please contact our custom service for details.
Our Customer
These are our clients in Iran ,Pakistan and India.
Our products are sold to more than 100 countries all over the world.
Package & Shipping
Packaging
products will packaged according to their shapes, weight, transport distance and transport modes.Large machines will be packaged in sections.every part export machinery will be in standard export package seaworthy wooden case waterproof film, straw rope, carton box etc
Shipping
sea transportation is from HangZhou seaports or other china main ports.
the delivery time is decided by machine types.But we also try to make it follows your needs.
Customer Feedback
Our Products have sold to many countries,and won customer’s good reputation.
Our Service
Service first
1.To provide you with the transformation and upgrading of plant equipment programs, in order to improve the yield and quality
2.Always online to answer technical questions
3.The customer arrives China, accompanied this translation facility until send customers back
4.send engineers to the customer’s national installation and commissioning of the machine, to ensure the normal operation of the machine
5.Our products can guarantee excellent quality, if there is any quality problems, we flew to your country for your free service
FAQ
1.Q:Are you a manufacture?
A: Yes,we have been in providing the professional products in this field for 30 years.
2.Q:How to install the machine?
A:we can help with the installation by vedio,email,picture.if it is a large project,we can arrange our worker help you to install it in your country.
3.Q:How do you pack the products?
A:Normally as the export standard packaging or as your requirement.
4.Q:What’s your available port of shipment?
A:HangZhou port,ZheJiang port and so on.
5.Q:Is it customized available?
A:Yes,according to your detailed drawing you provided.
Contact Us
Any questions, please do not hesitate to contact me. Thank you!
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| After-sales Service: | 12 Month |
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| Warranty: | 12 Month |
| Certification: | RoHS, ISO 9001:2000 |
| Samples: |
US$ 5000/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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.
How Do Vacuum Pumps Assist in Freeze-Drying Processes?
Freeze-drying, also known as lyophilization, is a dehydration technique used in various industries, including pharmaceutical manufacturing. Vacuum pumps play a crucial role in facilitating freeze-drying processes. Here’s a detailed explanation:
During freeze-drying, vacuum pumps assist in the removal of water or solvents from pharmaceutical products while preserving their structure and integrity. The freeze-drying process involves three main stages: freezing, primary drying (sublimation), and secondary drying (desorption).
1. Freezing: In the first stage, the pharmaceutical product is frozen to a solid state. Freezing is typically achieved by lowering the temperature of the product below its freezing point. The frozen product is then placed in a vacuum chamber.
2. Primary Drying (Sublimation): Once the product is frozen, the vacuum pump creates a low-pressure environment within the chamber. By reducing the pressure, the boiling point of water or solvents present in the frozen product is lowered, allowing them to transition directly from the solid phase to the vapor phase through a process called sublimation. Sublimation bypasses the liquid phase, preventing potential damage to the product’s structure.
The vacuum pump maintains a low-pressure environment by continuously removing the water vapor or solvent vapor generated during sublimation. The vapor is drawn out of the chamber, leaving behind the freeze-dried product. This process preserves the product’s original form, texture, and biological activity.
3. Secondary Drying (Desorption): After the majority of the water or solvents have been removed through sublimation, the freeze-dried product may still contain residual moisture or solvents. In the secondary drying stage, the vacuum pump continues to apply vacuum to the chamber, but at a higher temperature. The purpose of this stage is to remove the remaining moisture or solvents through evaporation.
The vacuum pump maintains the low-pressure environment, allowing the residual moisture or solvents to evaporate at a lower temperature than under atmospheric pressure. This prevents potential thermal degradation of the product. Secondary drying further enhances the stability and shelf life of the freeze-dried pharmaceutical product.
By creating and maintaining a low-pressure environment, vacuum pumps enable efficient and controlled sublimation and desorption during the freeze-drying process. They facilitate the removal of water or solvents while minimizing the potential damage to the product’s structure and preserving its quality. Vacuum pumps also contribute to the overall speed and efficiency of the freeze-drying process by continuously removing the vapor generated during sublimation and evaporation. The precise control provided by vacuum pumps ensures the production of stable and high-quality freeze-dried pharmaceutical products.
What Is the Purpose of a Vacuum Pump in an HVAC System?
In an HVAC (Heating, Ventilation, and Air Conditioning) system, a vacuum pump serves a crucial purpose. Here’s a detailed explanation:
The purpose of a vacuum pump in an HVAC system is to remove air and moisture from the refrigerant lines and the system itself. HVAC systems, particularly those that rely on refrigeration, operate under specific pressure and temperature conditions to facilitate the transfer of heat. To ensure optimal performance and efficiency, it is essential to evacuate any non-condensable gases, air, and moisture from the system.
Here are the key reasons why a vacuum pump is used in an HVAC system:
1. Removing Moisture: Moisture can be present within an HVAC system due to various factors, such as system installation, leaks, or improper maintenance. When moisture combines with the refrigerant, it can cause issues like ice formation, reduced system efficiency, and potential damage to system components. A vacuum pump helps remove moisture by creating a low-pressure environment, which causes the moisture to boil and turn into vapor, effectively evacuating it from the system.
2. Eliminating Air and Non-Condensable Gases: Air and non-condensable gases, such as nitrogen or oxygen, can enter an HVAC system during installation, repair, or through leaks. These gases can hinder the refrigeration process, affect heat transfer, and decrease system performance. By using a vacuum pump, technicians can evacuate the air and non-condensable gases, ensuring that the system operates with the designed refrigerant and pressure levels.
3. Preparing for Refrigerant Charging: Prior to charging the HVAC system with refrigerant, it is crucial to create a vacuum to remove any contaminants and ensure the system is clean and ready for optimal refrigerant circulation. By evacuating the system with a vacuum pump, technicians ensure that the refrigerant enters a clean and controlled environment, reducing the risk of system malfunctions and improving overall efficiency.
4. Leak Detection: Vacuum pumps are also used in HVAC systems for leak detection purposes. After evacuating the system, technicians can monitor the pressure to check if it holds steady. A significant drop in pressure indicates the presence of leaks, enabling technicians to identify and repair them before charging the system with refrigerant.
In summary, a vacuum pump plays a vital role in an HVAC system by removing moisture, eliminating air and non-condensable gases, preparing the system for refrigerant charging, and aiding in leak detection. These functions help ensure optimal system performance, energy efficiency, and longevity, while also reducing the risk of system malfunctions and damage.
editor by CX 2024-03-29