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Triboelectric Charging in Powders: The science, failure modes, and industrial controls
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Triboelectric Charging in Powders: The science, failure modes, and industrial controls

Dustiness, Editors pick, Electrostatic Effects, Feature Article, Flowability

Triboelectric Charging in Powders: The science, failure modes, and industrial controls

Triboelectric charging forms when powders contact and separate, [...]

By Stephane Sloots|2025-12-13T12:43:09+00:0013 December 2025|Categories: Dustiness, Editors pick, Electrostatic Effects, Feature Article, Flowability|Tags: charge distribution, charge to mass ratio, electrostatic field meter, ESD risk, Faraday cup, fines migration, Fluidized bed, hopper discharge, humidity control, ionization, pneumatic conveying, powder bed fusion, powder electrostatics, segregation, static electricity, tribocharging, triboelectric charging, wall adhesion|0 Comments

Powder Segregation Test: The 20 Minute Bottle Method
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Powder Segregation Test: The 20 Minute Bottle Method

Bulk Solids Characterization, Flowability, Hoppers, Insights, Particle size distribution, Segregation

Powder Segregation Test: The 20 Minute Bottle Method

Most blend failures start with segregation during transfer. [...]

By John Porter|2025-10-04T19:41:08+01:004 October 2025|Categories: Bulk Solids Characterization, Flowability, Hoppers, Insights, Particle size distribution, Segregation|Tags: blend uniformity, bottle test, chute design, core sampling, density difference, drop height, fill rate, fines migration, free-fall, hopper design, mass flow, particle size distribution, percolation, potency control, powder segregation test, receiver venting, segregation, trajectory sorting, trickle fill, wall friction|0 Comments