Water Contamination in Fuel: Cause and Effect
October 1, 2017
Water exists in three physical states and depending on the surrounding conditions it finds its way to the fuel systems like the
Stefan Bradham
Does Anyone Make Prefilters?
October 1, 2017
One of the best known and perhaps least examined products in the filtration industry is the unheralded “prefilter”. Advertisements in filtration trade
Cycle Rate Analysis for Filter Aid Selection
October 1, 2017
Filter aids are rigid, irregular shaped, non or little compactible particulate materials used as precoat or body feed to assist or enhance
Combination Filters
October 1, 2017
Simply defined, a combination filter is one that does at least one other processing job at the same time as filtering a
Is There Such a Thing as Surface Filtration?
October 1, 2017
It is often said that the range of filtration processes is divided into four classes, with one developing further into a fifth
Particulate Matter in Ambient Air
September 1, 2017
Particulate matter (PM) is a pollutant as a mixture of solid particles, liquid droplets and mixture of solid and liquid particles in
Coagulation, Flocculation, and Agglomeration
September 1, 2017
Agglomeration Agglomeration refers to the formation of more or less firmly bound primary particles by collision processes between primary particles, primary particles
Fundamentals of Gas Filtration: Particle Capture Mechanisms
September 1, 2017
Understanding the ability of filter media to collect particles from a gas stream passing through it is key to the successful filter
Testing Compatibilities of Filter Media with Liquids
August 1, 2017
The first quality of a liquid filtering media is its permeability, i.e. how easily a liquid can flow through the filter. The
Shear Viscosity
August 1, 2017
Viscosity is a measure of the flowability of a fluid. It is measured in Pa.s The greater the viscosity, the more viscous
Primer on Hydrophilic, Hydrophobic, and Oleophobic Media
August 1, 2017
Hydrophilic Hydrophilic means water loving. Most common filters use hydrophilic media. Examples of hydrophilic filters are that wet or “wet-out” with water
Coagulation and Flocculation to Improve Solid/Liquid Separation Process
August 1, 2017
Chemical treatment means the use of coagulants or flocculants to enhance the agglomeration of solid particles in the slurry to form larger