4 Key Differences Between Air Permeability Tester And Advanced Permeability Porosimeter
Air Permeability Tester and Advanced
Permeability Porosimeter is an intuitive machine that has promoted efficiency
and effectiveness in pressure testing processes. However, when comparing the
two, you'll notice that both of these machines differ from each other in
various facets. These include functionality, specifications, overall features,
etc.
Today, let's list down some differences among these machines so that you can determine which of the two is best suited to your industry.
Air Permeability Tester against Advanced Permeability Porosimeter, the differences.
1. Functionality
An advanced permeability porometer is designed for generating data quickly. This makes it highly suitable for quality control processes and operations. This also means that it can also be applied differently in a variety of industries.
This is an easy-to-operate instrument that requires close to no operators. What's more, it's also easy to use, takes less testing time, has a compact structure, and requires minimal maintenance.
On the other hand,
The Air Permeability Tester determines the resistances of fabrics such as nonwoven, knitted, and woven textile material to airflow passage.
2. Testing procedure
Advanced Permeability Porosimeters are frequently used to measure the membranes' porosity where the liquid is displaced from the samples using pressurized gas. The liquid selection becomes crucial as it determines the pore sizes' measurability as per the given pressure.
Constricted pores are more complex, and they also possess the highest challenge during the liquid-removal process. Membranes are generally characterized as transmembrane flux, distribution, and molecular wright offs.
On the flip side,
Air Permeability Tester uses consistent air pressure to test the sample while it is firmly clamped in the selected test area's test rig. Later, the sample is loaded to the test area of the machine by using the pneumatic holder.
The test starts when the holder is pressed down. The air permeability tester with the vacuum pump draws air through the interchangeable testing head. The test pressure that was pre-selected is automatically maintained.
3. Specifications
As for the Advanced Permeability Porometer, the pore diameter ranges from 0.003 – 350 µm and the pressure range of vacuum up to 60,000 psi. Because of this range, the pressure transducers come in low, medium, and high ranges. The sample sizes can be 25nm in diameter and 25mm long.
Furthermore, the 2 analysis ports can cover both low pressure and high-pressure ports. As the Advanced Permeability Porometer uses mercury as the pressurizing fluid, the vacuum pump uses a two-stable direct drive rotary oil pump.
Conversely,
The noteworthy specifications include a pressure range is 1~4000 pa with a maximum sample thickness of 8mm. The power consumption requirements, the device only requires 220/110 V with 50/60hz and 2 KW.
Furthermore, the air permeating rate is a differential pressure of 1~40000 mm per second. The various power options make this machine suitable for a variety of industrial tasks.
4. Research and Development
The advanced permeability porometers are innovative machines that are majorly used as testing instruments for membranes, filters, fibers, ceramics, papers, and nonwoven industries.
They are used to measure pore size distributions and gas permeability to provide accurate results that can also be reproduced when needed. The advanced permeability porometers have proven to be key in R&D, inferring results of complex pore samples and quality control operations.
Whereas,
The Air Permeability Machine is used for testing the resistance of fabrics for their passage of airflow. The test for these textiles is specified by the rig selected test area to resist the constant air pressure settled down before the permeability test. This device is ideal for R&D for fabrics including woven, nonwoven, medical masks, and knitted materials.
Conclusion,
An advanced permeability porometer and air permeability machines are both vital for testing material surfaces. Both of these apply detailed techniques and methods for measuring membranes that are uniquely modernized to fit today's procedural standards.
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