China manufacturer Mixing and Dosage of Resin for Dentistry Oil Free Piston Vacuum Pump supplier

Product Description

Quiet Water Purification Printing Packaging Material Handling Mixing Frames free Mini Air Oil Less oilless Piston Vacuum Pump

Oil-less Vacuum Pumps / Air Compressors

PRANSCH oil-less rocking piston pump and air compressor combines the best characteristics of traditional piston pumps(air compressor) and diaphragm pumps into small units with excellent features.

  1. Light weight and very portable
  2. Durable and near ZERO maintenance
  3. Thermal protection (130 deg C)
  4. Power cord with plug, 1m length
  5. Shock mount
  6. Silencer – muffler
  7. Stainless steel vacuum and pressure gauge, both with oil damping
  8. Two stainless steel needle valves each with lock nut.
  9. All nickel plated fittings
  10. Power supply 230V, 50/60 Hz

This series is ideal for use in applications where oil-mist is undesirable. For examples, pressure/vacuum filtration, air sampling, water aeration, flame photometer, etc. vacuum packing machines; surgical extraction for dentistry and hospitals; mixing and dosage of resin for dentistry; silk screen printing machines; automatic feeder machines for book-binding; wood presses; drilling machines for use in the construction industry.


Model Frequency Flow Pressure Power Speed Current Voltage Heat Sound Weight Hole Installation Dimensions
Hz L/min Kpa Kw Min-1 A V 0 C db(A) Kg MM MM
PM550H 50 83 -98 0.32 1380 1.50  210/235 5-40 56 6.0  6 L148xW83
60 91 -98 0.35 1450 3.20  110/125 5-40 56 6.0  6
PM1400H 50 141 -98 0.45 1380 1.70  210/235 5-40 58 8.5  6 L203xW86
60 166 -98 0.50  1450 3.50  110/125 5-40 58 8.5  6
PM2000H 50 183 -98 0.55  1380 1.70  210/235 5-40 60 9.0  6 L203xW86
60 216 -98 0.60  1450 2.50  110/125 5-40 60 9.0  6
HP2400H 50 200 -98 0.90  1380 3.30  210/235 5-40 75 17.0  7 L246xW127
60 233 -98 1.10  1450 6.40  110/125 5-40 75 17.0  7
PM3000H 50 216 -98 1.10  1380 4.20  210/235 5-40 76 17.5  7 L246xW127
60 250 -98 1.50  1450 5.00  110/125 5-40 76 17.5  7

Why use a Rocking Piston Product?
Pransch oilless Rocking Piston air compressors and vacuum pumps, available in single, twin, miniature, and tankmounted
styles, are the perfect choice for hundreds of applications. Choose from dual frequency, shaded pole,
and permanent split capacitor (psc) electric motors with AC multi-voltage motors to match North American,
European, and CZPT power supplies. A complete line of recommended accessories as well as 6, 12, and
24 volt DC models in brush and brushless types are also available.

The rocking piston combines the best characteristics of piston and diaphragm air compressors into a small unit
with exceptional performance. Air flow capabilities from 3.4 LPM to 5.5 CFM (9.35 m3/h), pressure to 175 psi
(12.0 bar) and vacuum capabilities up to 29 inHg (31 mbar). Horsepowers range from 1/20 to 1/2 HP
(0.04 to 0.37 kW).

These pumps are made to stand up through years of use. The piston rod and bearing assembly are bonded
together, not clamped; they will not slip, loosen, or misalign to cause trouble.

Clean Air
Because CZPT pumps are oil-free, they are ideal for use in applications in laboratories, hospitals, and the
food industry where oil mist contamination is undesirable.


  1. Transportation application include:Auto detailing Equipment,Braking Systems,Suspension Systems,Tire Inflators
  2. Food and Beverage application include:beverage dispensing,coffee and Espresso equipment,Food processing and packaging,Nitrogen Generation
  3. Medical and laboratory application include:Body fluid Analysis equipment,Dental compressors and hand tools,dental vacuum ovens,Dermatology equipment,eye surgery equipment,lab automation,Liposuction equipment,Medical aspiration,Nitrogen Generation,Oxygen concentrators,Vacuum Centrifuge,vacuum filtering,ventilators
  4. General industrial application include:Cable pressurization,core drilling
  5. Environmental application include:Dry sprinkler systems,Pond Aeration,Refrigerant Reclamation,Water Purification Systems
  6. Printing and packaging application include:vacuum frames
  7. material Handling application include:vacuum mixing


Oil or Not: Oil Free
Structure: Reciprocating Vacuum Pump
Exhauster Method: Positive Displacement Pump
Vacuum Degree: High Vacuum
Work Function: Mainsuction Pump
Working Conditions: Dry


piston vacuum pump

What Are the Key Components of a Piston Vacuum Pump?

A piston vacuum pump consists of several key components that work together to create a vacuum. Here’s a detailed explanation of these components:

1. Cylinder:

– The cylinder is a cylindrical chamber where the piston moves back and forth.

– It provides the housing for the piston and plays a crucial role in creating the vacuum by changing the volume of the chamber.

2. Piston:

– The piston is a movable component that fits inside the cylinder.

– It creates a seal between the piston and cylinder walls, allowing the pump to create a pressure differential and generate a vacuum.

– The piston is typically driven by a motor or an external power source.

3. Intake Valve:

– The intake valve allows gas or air to enter the cylinder during the suction stroke.

– It opens when the piston moves downward, creating a vacuum and drawing gas into the cylinder from the system being evacuated.

4. Exhaust Valve:

– The exhaust valve allows the expelled gas to exit the cylinder during the compression stroke.

– It opens when the piston moves upward, allowing the compressed gas to be expelled from the cylinder.

5. Lubrication System:

– Piston vacuum pumps often incorporate a lubrication system to ensure smooth operation and maintain an airtight seal between the piston and cylinder walls.

– Lubricating oil is introduced into the cylinder to provide lubrication and help maintain the seal.

– The lubrication system also helps to cool the pump by dissipating heat generated during operation.

6. Cooling System:

– Some piston vacuum pumps may include a cooling system to prevent overheating.

– This can involve the circulation of a cooling fluid or the use of cooling fins to dissipate heat generated during operation.

7. Pressure Gauges and Controls:

– Pressure gauges are often installed to monitor the vacuum level or pressure within the system.

– Control mechanisms, such as switches or valves, may be present to regulate the operation of the pump or maintain the desired vacuum level.

8. Motor or Power Source:

– The piston in a piston vacuum pump is typically driven by a motor or an external power source.

– The motor provides the necessary mechanical energy to move the piston back and forth, creating the suction and compression strokes.

9. Frame or Housing:

– The components of the piston vacuum pump are housed within a frame or housing that provides structural support and protection.

– The frame or housing also helps to reduce noise and vibration during operation.

In summary, the key components of a piston vacuum pump include the cylinder, piston, intake valve, exhaust valve, lubrication system, cooling system, pressure gauges and controls, motor or power source, and the frame or housing. These components work together to create a vacuum by reciprocating the piston within the cylinder, allowing gas to be drawn in and expelled, while maintaining an airtight seal. The lubrication and cooling systems, as well as pressure gauges and controls, ensure smooth and efficient operation of the pump.

piston vacuum pump

How Does the Cost of Piston Vacuum Pumps Compare to Other Types?

The cost of piston vacuum pumps can vary depending on factors such as the pump’s size, capacity, features, and the specific manufacturer or supplier. Here’s a detailed explanation of how the cost of piston vacuum pumps compares to other types:

– Piston vacuum pumps generally fall into the mid to high range in terms of cost compared to other types of vacuum pumps.

– Compared to rotary vane pumps, which are another common type of vacuum pump, piston pumps are often more expensive.

– This higher cost can be attributed to several factors:

– Design and Construction: Piston vacuum pumps typically have a more complex design and construction, involving precision machining and tighter tolerances. This can contribute to higher manufacturing costs.

– Performance and Features: Piston pumps often offer higher performance and greater pumping capacity compared to other types of pumps. They may also incorporate additional features such as variable speed control or advanced control systems, which can increase the cost.

– Robustness and Durability: Piston pumps are known for their durability and ability to handle demanding applications. They are designed to withstand high pressures and heavy-duty operation, which can contribute to their higher cost.

– On the other hand, when compared to more specialized or advanced vacuum pump technologies such as turbomolecular pumps or cryogenic pumps, piston vacuum pumps are generally more cost-effective.

– Turbomolecular pumps, which are used in high-vacuum applications, are typically more expensive due to their complex design, high rotational speeds, and advanced materials used.

– Cryogenic pumps, which rely on extremely low temperatures for vacuum creation, are also typically more expensive due to the specialized cooling systems and cryogenic components involved.

– It’s important to note that the cost of any vacuum pump can also vary depending on factors such as the required pumping capacity, ultimate vacuum level, and specific industry or application requirements.

– When considering the cost of a piston vacuum pump, it is crucial to assess the overall value it provides in terms of performance, reliability, durability, and suitability for the intended application.

– Additionally, factors such as maintenance requirements, energy efficiency, and the availability of spare parts and service support should also be taken into account when evaluating the cost-effectiveness of a piston vacuum pump.

In summary, piston vacuum pumps generally fall into the mid to high range in terms of cost compared to other types of vacuum pumps. While they may be more expensive than rotary vane pumps, they are often more cost-effective compared to specialized technologies such as turbomolecular pumps or cryogenic pumps. The specific cost of a piston vacuum pump can vary based on factors such as size, capacity, features, and manufacturer.

piston vacuum pump

Are Piston Vacuum Pumps Suitable for Laboratory Use?

Yes, piston vacuum pumps are commonly used and well-suited for laboratory applications. Here’s a detailed explanation:

1. Versatility:

– Piston vacuum pumps offer versatility and can be utilized in a wide range of laboratory processes and equipment.

– They are compatible with various laboratory applications such as vacuum ovens, freeze dryers, vacuum filtration systems, and rotary evaporators.

2. Vacuum Generation:

– Piston vacuum pumps are capable of generating and maintaining deep vacuum levels, making them suitable for laboratory use.

– They can achieve vacuum levels ranging from millitorr (10-3 Torr) to microns (10-6 Torr), depending on the specific pump design and operating conditions.

3. Control and Precision:

– Piston vacuum pumps provide precise control over the vacuum level, allowing researchers to create and maintain the desired pressure conditions in their experiments.

– The pumps offer fine-tuning capabilities to achieve the optimal vacuum level required for specific laboratory processes.

4. Reliability and Durability:

– Piston vacuum pumps are known for their reliability and durability, which are crucial factors in laboratory environments.

– They are designed to withstand continuous operation and frequent use, ensuring consistent performance over extended periods.

5. Low Contamination Risk:

– Piston vacuum pumps are designed with airtight seals that minimize the risk of contamination.

– This is particularly important in laboratory settings where maintaining a clean and uncontaminated environment is vital for accurate and reliable experimental results.

6. Cost-Effective Solution:

– Piston vacuum pumps are generally more cost-effective compared to other types of vacuum pumps.

– They offer a balance between performance and affordability, making them a preferred choice for many laboratory budgets.

7. Ease of Maintenance:

– Piston vacuum pumps are relatively easy to maintain, with readily available spare parts and service support.

– Routine maintenance tasks such as changing oil, inspecting seals, and cleaning can be easily performed, ensuring the pump’s longevity and consistent performance.

In summary, piston vacuum pumps are highly suitable for laboratory use due to their versatility, ability to generate deep vacuum levels, precise control, reliability, low contamination risk, cost-effectiveness, and ease of maintenance. They are widely utilized in various laboratory applications and provide researchers with the necessary vacuum conditions for their experiments and processes.

China manufacturer Mixing and Dosage of Resin for Dentistry Oil Free Piston Vacuum Pump   supplier China manufacturer Mixing and Dosage of Resin for Dentistry Oil Free Piston Vacuum Pump   supplier
editor by CX 2023-11-18