Hot Topics
Freudenberg filter business celebrates 60 years
This year, Freudenberg’s filter business will be celebrating an anniversary. Sixty years ago, the pioneer in nonwovens wrote the first chapter of a new success story with the introduction of …
Five years of reverse osmosis membrane elements from LANXESS in Bitterfeld
“Our foray into the reverse osmosis (RO) membrane business five years ago has truly been a success story. We have almost reached the limit of our current capacity so we …
Demand for Activated Carbon to Approach 2 Million Metric Tons
Global demand for activated carbon — including powdered, granular, and other types — is expected to rise 6.0 percent per year to 1.9 million metric tons in 2020. Growth will …
Air filtration in transition: a new test standard is coming
Evaluation of air filters in accordance with EN 779 will soon be history. ISO 16890 is coming and will replace the old standard by the middle of 2018 at the …
Pore size characterization of filtration materials
By Stephen Hubbard, Product Manager, Quantachrome Instrumentation
Due to their overall versatility of design and simplicity of operation, physical separations made by filtration media are becoming more and more attractive. Developing new materials for these applications requires ever evolving characterization techniques to best assess the properties of new and existing materials that equate to filter performance.