Perfluorohexanone magnetic pump 30CC selection
A customer provided the following information and needed to choose a suitable pump
Requirement 1: Medium: perfluorohexanone flow rate 40L/MIN pressure difference: 20bar with variable frequency motor
Requirement 2: Medium: perfluorohexanone flow rate 50L/MIN pressure difference: 20bar with variable frequency motor
Recommended: 316L pump head + PEEK gear + stainless steel shaft 30 pump head strong magnetic connection
Displacement: 30.0ml/r
Flow rate: 40L/MIN and 50L/MIN
Medium: Perfluorohexanone
Gear material: PEEK
Bearing material: stainless steel
Pump body material: stainless steel
Temperature: -40~120°C
Inlet and outlet size: G3/2 internal thread
Pressure difference: 20bar
Includes matching 4KW secondary variable frequency motor
145 connector power supply: 220V or 380V
Customized strong magnetic high voltage
Comes with 50 connectors
When selecting a magnetic pump, several factors need to be considered to ensure it meets the needs of your specific application. Here are some key selection steps and considerations:
Determine process requirements:
Flow requirements: Determine the required flow range based on process needs to ensure that the magnetic pump can meet the expected fluid delivery requirements.
Lift requirements: Determine the required lift range based on the height difference and frictional resistance of the transported liquid.
Temperature requirements: Understand the temperature range of the transported liquid to select the appropriate magnetic pump material and sealing system.
material selection:
The main components of magnetic pumps are usually made of stainless steel, cast iron, titanium alloy, plastic and other materials.
Select appropriate materials based on the characteristics of the transported medium (such as temperature, pressure, corrosiveness, abrasiveness, etc.). For example, for corrosive liquids, materials with good corrosion resistance should be selected, such as 316 stainless steel; for chemical transportation, plastic materials that are resistant to chemical corrosion can be selected.
Sealing method selection:
There are two types of sealing methods for magnetic pumps: static sealing and dynamic sealing.
Static sealing is suitable for conveying clean, solid-particle-free liquids and uses static sealing rings or isolation shells to prevent leakage.
Dynamic seals are suitable for conveying solid particles, high viscosity or corrosive media, and mechanical seals are used.
Drive mode selection:
There are two driving methods for magnetic pumps: motor drive and pneumatic drive.
Choose the appropriate driving method according to the actual application scenario and process requirements.
Consider reliability and maintainability:
Choose products of a brand and model with high reliability and easy maintenance.
Understand the product’s after-sales service and warranty policies to ensure that you can receive timely technical support and repair services during use.
Consider media properties:
The performance of the conveyed medium directly affects the performance, material and structure of the pump.
Parameters such as solid particle content, particle size, density, viscosity, evaporation pressure, etc. of the medium need to be considered.
If necessary, factors such as the gas content in the medium and whether it is prone to crystallization should also be considered.
Reference site conditions:
Make a selection based on the on-site conditions of the magnetic pump, taking into account the inlet pressure and outlet pressure at the inlet and outlet flanges of the pump station, as well as the on-site installation space and operating requirements.
Follow the selection specifications:
Select the appropriate specifications according to the required lift, generally based on the flow ratio. For example, choose 2W if it is less than 1L/H, choose 3W if it is more than 3L/H, choose 4w if it is more than 5L/H, etc.
Select the appropriate type according to the properties and temperature of the transported medium, which is generally determined by the viscosity of the medium and the temperature.
To sum up, when selecting a magnetic pump, you need to comprehensively consider multiple factors such as process requirements, material selection, sealing method, driving method, reliability and maintainability, medium characteristics, and site conditions. By carefully evaluating and comparing different models of magnetic pumps, you can select the one that best suits your specific application needs.
If you are currently encountering difficulties in model selection of
dosing pumps, please feel free to consult CIXIFM winny:
Email:sales01@cxflowmeter.com
whatsapp:008618049841995
