Products/Services for Helium Pycnometer Porosity
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Foams and Foam Materials - (577 companies)Foams and foam materials are industrial products made from low density elastomers, plastics and other materials with various structures and porosities. Foams and foam materials are made from low density elastomers, plastics, and other materials...Foam TypeReticularSyntactic -
Pycnometers - (21 companies)Pycnometers are glass or metal containers with a determined volume. They are typically used to determine the density of liquids and their dispersions Pycnometers are glass or metal containers with a determined volume. Typically, they are used... -
Helium Neon Lasers - (36 companies)Helium neon (HeNe) lasers have an emission that is determined by neon atoms by virtue of a resonant transfer of excitation of helium. They operate continuously in the red, infrared and far-infrared regions and emit highly monochromatic radiation... -
Helium Cadmium (HeCd) Lasers - (8 companies)Helium cadmium (HeCd) lasers are relatively economical, continuous-wave sources for violet (442 nm) and ultraviolet (325 nm) output. They are used for 3-D stereolithography applications, as well as for exposing holographs. Helium cadmium (HeCd... -
Densometers and Porosimeters - (36 companies)Densometers and porosimeters are used for measuring porosity, air permeability or air resistance of sheet-like or bulk materials. Densometers and porosimeters are used for measuring porosity, air permeability, or air resistance of sheet-like or bulk... -
Gas Cylinders - (116 companies)Gas cylinders are used to store gases under high pressures. They can store flammable gases such as acetylene and inert gases such as helium. Image credit: Cyl-Tec. Gas cylinders store gases under high pressures. Gas cylinders can store both...
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Hot Isostatic Pressing Services - (27 companies)Hot isostatic pressing services apply high pressures and/or temperature to form near net shapes, densify parts, diffusion bond materials, remove internal porosity, and improve the integrity of engineered components. Hot isostatic pressing or HIP...
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Foam and Aeration Control Agents - (63 companies)Foam and aeration control agents control internal porosity and bubbles. They include blowing agents, aerators, and deaerators. Foam and aeration control agents are chemicals that are added to batches in order to control internal porosity and bubbles...
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Foam Cores - (44 companies)Foam cores and foam core materials are low density, high porosity materials used between structural skins to form a cored laminate with increased stiffness. Industrial foams consist of low density elastomers, plastics, or other materials...
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Radiation Shielding - (75 companies)Radiation shielding is used to block or attenuate the intensity of alpha particles (helium atoms), beta particles (electrons), X-ray radiation, and gamma radiation (energetic electromagnetic radiation). It reduces the intensity of incident radiation...
Product News
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Suntech Applied Materials (Hefei) Co.,Ltd
High-Porosity Ceramic Vacuum Chuck . * High-porosity structure with controlled pore distribution. * Stable and even suction force. * Improved positioning accuracy. * Enhanced production yield. Superior Material Properties. * High-temperature sintered ceramic construction. * Resistant to acid, alkali, and high-pressure environments. * High mechanical strength and wear resistance. * Dust-free operation for cleanroom compatibility. Antistatic and Insulation Protection. * Conductive ceramic additives available. * Excellent electrical insulation... (read more)Browse Chucks Datasheets for Suntech Applied Materials (Hefei) Co.,Ltd -
E-Labs, Inc.
Helium Leak Detection Testing E-Labs knows how critical Helium Leak Detection is for industries and any field where high vacuum or gas-tight systems are essential. We have multiple Varian, Mass Spectrometer helium leak detectors for finding leaks as small as 1x10-10 cc/sec. We are capable of leak testing to pressures up 20,000 psi using nitrogen and 80,000 psi using liquids. >> CONTACT E-LABS <<. Helium leak detection ensures safety, maintains product quality, minimizes environmental impact, and optimizes operational... (read more) -
Marposs Corp
Helium Leak Testing HeSNIFFER, the solution for in-line leak testing in the HVAC-R industry. Marposs has a strong focus on the HVAC-R industry, giving a great commitment to comply with increasingly restrictive regulations on emissions and the incoming green technologies. For this reason, it has developed a new standard product for leak testing. The Helium Leak Test is the most powerful in-line quality control operation, unaffected by variables such as temperature or part volume and not reliant on human inspection... (read more)Browse Leak Testing Equipment Datasheets for Marposs Corp -
Lake Shore Cryotronics, Inc.
How to Deal with the High Cost of Helium The high cost of helium is a big issue most researchers face. There are a number of reasons why helium is so expensive, and there are a few different strategies for dealing with the high cost. In this new paper, we discuss the ways so you can make the best choice when deciding how to outfit your cryogenic laboratory. Download the paper to learn about: Conducting a consumption audit to account for all aspects of helium usage within your organization. What a helium reclamation system... (read more)Browse Cryogenic Equipment Datasheets for Lake Shore Cryotronics, Inc. -
E-Labs, Inc.
Helium Leak Detection - Gas or Liquid E-Labs knows how critical Helium Leak Detection is for industries and any field where high vacuum or gas-tight systems are essential. We have multiple Varian, Mass Spectrometer helium leak detectors for finding leaks as small as 1x10-10 cc/sec. We are capable of leak testing to pressures up 20,000 psi using nitrogen and 80,000 psi using liquids. >> CONTACT E-LABS <<. Helium leak detection ensures safety, maintains product quality, minimizes environmental impact, and optimizes operational... (read more) -
Marposs Corp
Helium Leak Testing for Quick Connectors Helium Leak Testing for Quick Connectors in Data Center Cooling Systems. The rapid growth of global data consumption has driven a massive increase in data center infrastructure, particularly in the last few years. This expansion has placed high demands on HVAC system performance, where thermal design plays a crucial role in ensuring operational reliability and energy efficiency. Within this context, quick connectors have become vital components in facilitating modular, leak-free... (read more)Browse Leak Testing Equipment Datasheets for Marposs Corp -
Agilent Technologies - Vacuum Products
Vacuum Pumps & Helium Leak Detectors for eMobility Vacuum and leak detection solutions are key elements in advanced industrial processes for the electrification of vehicles. Agilent is committed to providing solutions to help in the transition to sustainable mobility. Open this page to learn more. (read more)Browse Leak Testing Equipment Datasheets for Agilent Technologies - Vacuum Products -
Marposs Corp
Helium Leak Testing for Data Center Connectors Helium Leak Testing for Quick Connectors in Data Center Cooling Systems. The rapid growth of global data consumption has driven a massive increase in data center infrastructure, particularly in the last few years. This expansion has placed high demands on HVAC system performance, where thermal design plays a crucial role in ensuring operational reliability and energy efficiency. Within this context, quick connectors have become vital components in facilitating modular, leak-free... (read more)Browse Leak Testing Equipment Datasheets for Marposs Corp -
MPF Products, INC.
Leak Detection Science All standard part numbers and special assemblies are 100% Helium Leak tested and guaranteed to Ultra High Vacuum (UHV) standards. Helium mass spectrometer leak detection is the most common form of leak detection used to qualify assemblies for high vacuum and ultra-high vacuum applications. Helium is one of the smallest and lightest molecules - perfect for detecting micro leaks. Helium is also a safe gas which widely used in the industry. The testing is accurate, quantitative, and repeatable... (read more) -
Zeus
Aeos™ ePTFE Tubing Extending the Possibilities of Porous Tubing. When medical designs require ultra-thin walls, tailored porosity, and maximum flexibility, Aeos TM ePTFE tubing helps you realize your goal. Learn More (read more)
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Determining Methane Hydrate Equilibrium Conditions in Sediments from the Nankai Trough
We then used shipboard helium pycnometer porosity data to determine the effective electrical pore size from the grain size.
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The Petrophysical Study on UAE Carbonates
Helium pycnometer porosity measurements and porosity measurements at a confining pressure (1000 psi) were done before running the velocity measurements.
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Evaluation of AL2O3, Graphite and Sulphide Effects on MU Behavior in Different Humidity Environments Through Combined Mixture-Environmental DOE
Table 2 Explanation of the different AK-Master sections The pressed pads have been characterized by the following physical tests: Density (Water displacement Method - EUROSPEC procedure ATE N 543 27.00); Porosity ( Helium pycnometer - cylindric sample size: radius 10 mm, thickness 3 …
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Rock Reservoir Properties from the Comprehensive Interpretation of Nuclear Magnetic Resonance and Mercury Injection Porosimetry Laboratory Results
Comparison of the total porosity from helium pycnometer (HP) (Uhp) and mercury injection porosimetry (MIP) (Ump) showed a great dispersion of data (Fig. 13a).
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A dynamic method for catalyst diffusivities
Other properties of the cylindrical pellet are: length = 2.44 cm, diameter = 1.35 cm, total porosity = 0.771 (from helium pycnometer ) and macropore porosity = 0.480 (from mercury porosimeter ) , The macropores are considered to be those with radii greater than 150A …
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Advances in the Study of Gas Hydrates
Density of the sediment grains was determined using a helium gas pycnometer , Porosity decreases substantially with depth, however, even at 667 m below the sediment surface, the porosity is still 51% (Table 2).
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METHANE HYDRATE STUDIES: DELINEATING PROPERTIES OF HOST SEDIMENTS TO ESTABLISH REPRODUCIBLE DECOMPOSITION KINETICS.
was determined using a helium gas pycnometer , Porosity decreases substantially with depth, however, even at 667 m below the sediment surface, the porosity is still 51% (Table 2).
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Experimental simulation of chemomechanical processes during deep burial diagenesis of carbonate rocks
Hence, the total connected porosity measured with mercury intrusion porosimetry decreased strongly (microporosity is not visible anymore in the porous spectrum), whereas the total porosity (determined with helium pycnometer ) did not change significantly after experimentation.
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A Nearly Complete Characterization of Permeability to Hydrocarbon Gas and Liquid for Unconventional Reservoirs: A Challenge to Conventional Thinking
Test helium porosity with a helium pycnometer and calculate the pressure-decay permeability using the pressure decay data collected from the pycnometry experiments.
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Stone reinforcement by calcite crystal precipitation induced by organic matrix macromolecules
Table 1 Porosity determined by helium pycnometer and mercury porosimeter in the samples used in consoli- dation experiments .
