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  Powder Residence Time Can Make the Test Result Miss the Failure

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  Powder Residence Time Can Make the Test Result Miss the Failure

  Bulk Solids Characterization, Flowability, Hoppers, Insights

Powder Residence Time Can Make the Test Result Miss the Failure

Powder residence time matters because the sample and [...]

By Martijn Daalder|2026-06-27T14:42:12+01:0013 June 2026|Categories: Bulk Solids Characterization, Flowability, Hoppers, Insights|Tags: bulk density change, feeder instability, hopper residence time, moisture uptake, Powder consolidation, powder hold time, powder process consistency, powder residence time, powder segregation, powder testing, Powder troubleshooting, process diagnostics|0 Comments

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  Fine Powder Fluidization in Pneumatic Conveying and Discharge Control

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  Fine Powder Fluidization in Pneumatic Conveying and Discharge Control

  Conveying, Feature Article, Flowability, Particle Size Testing, Permeability, Segregation

Fine Powder Fluidization in Pneumatic Conveying and Discharge Control

Fine powder fluidization can support controlled pneumatic conveying, [...]

By Martijn Daalder|2026-06-27T14:42:14+01:0030 May 2026|Categories: Conveying, Feature Article, Flowability, Particle Size Testing, Permeability, Segregation|Tags: air entrainment, bulk density variation, cohesive powders, dense phase conveying, fine particles, fine powder fluidization, fluidization segregation, Geldart classification, Moisture Sensitivity, pneumatic conveying, powder deaeration, powder flowability, powder flushing, powder handling, powder permeability, powder segregation, powder testing, receiving hopper|0 Comments

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  Powder Operating Window: Why a Good Powder Fails in the Wrong Process

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  Powder Operating Window: Why a Good Powder Fails in the Wrong Process

  Bulk Solids Characterization, Flowability, Hoppers, Insights, Moisture Sensitivity, Permeability, Segregation

Powder Operating Window: Why a Good Powder Fails in the Wrong Process

A powder operating window defines the process [...]

By Martijn Daalder|2026-06-27T14:42:15+01:0030 May 2026|Categories: Bulk Solids Characterization, Flowability, Hoppers, Insights, Moisture Sensitivity, Permeability, Segregation|Tags: Bulk Solids, caking, dustiness testing, feeder performance, hopper bridging, hopper discharge, Moisture Sensitivity, powder behavior, powder characterization, powder flowability, powder handling, powder operating window, powder permeability, powder storage, powder testing, Powder troubleshooting, process conditions, ring shear tester, segregation, shear cell testing|0 Comments

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  Fines in Powder Behavior: Why Small Amounts Matter

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  Fines in Powder Behavior: Why Small Amounts Matter

  Dustiness, Flowability, Insights, Particle size distribution, Particle Size Testing, Permeability

Fines in Powder Behavior: Why Small Amounts Matter

Fines in powder behavior matter because fine particles [...]

By Martijn Daalder|2026-06-27T14:42:15+01:0023 May 2026|Categories: Dustiness, Flowability, Insights, Particle size distribution, Particle Size Testing, Permeability|Tags: air retention, D10, D50, dustiness, fine particles, fines in powder behavior, particle size analysis, particle size distribution, permeability, powder characterization, powder flow, powder handling, Powder Processing, powder testing, segregation, surface area|0 Comments

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  Particle Size Distribution Interpretation: Reading D10, D50, D90, Fines, and Oversize in Process Context

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  Particle Size Distribution Interpretation: Reading D10, D50, D90, Fines, and Oversize in Process Context

  Analytical Techniques and Methods, Know How, Particle size distribution, Particle Size Testing

Particle Size Distribution Interpretation: Reading D10, D50, D90, Fines, and Oversize in Process Context

Particle size distribution interpretation has the most value [...]

By Martijn Daalder|2026-06-27T14:42:19+01:002 May 2026|Categories: Analytical Techniques and Methods, Know How, Particle size distribution, Particle Size Testing|Tags: agglomeration, batch comparison, D10, D50, D90, dust release, fines fraction, Image Analysis, Laser Diffraction, oversize fraction, particle size analysis, particle size distribution, particle size distribution interpretation, powder characterization, powder dispersion, powder flow, powder quality control, powder specifications, powder testing, PSD, PSD curve, sieve analysis, span|0 Comments

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  Powder Flowability: Factors and Measurement Techniques

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  Powder Flowability: Factors and Measurement Techniques

  Analytical Techniques and Methods, Flowability, Hoppers, Insights, Permeability

Powder Flowability: Factors and Measurement Techniques

Powder flowability is not one fixed property. A [...]

By Martijn Daalder|2026-06-27T14:42:23+01:0016 April 2026|Categories: Analytical Techniques and Methods, Flowability, Hoppers, Insights, Permeability|Tags: aeration, angle of repose, Bulk density, Carr's Index, flow measurement techniques, flow rate through an orifice, Hausner Ratio, industrial powder flow, moisture content, particle friction, particle shape, particle size, powder behavior, powder cohesion, powder flow factors, powder flow optimization, powder flowability, powder handling, powder interlocking, Powder Processing, powder testing, shear cell testing, surface roughness, tapped density, Van der Waals Forces|0 Comments

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  Hopper Bridging: Why One Hopper Always Bridges First

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  Hopper Bridging: Why One Hopper Always Bridges First

  Bulk Solids Characterization, Flowability, Hoppers, Insights, Silo storage

Hopper Bridging: Why One Hopper Always Bridges First

Hopper bridging is rarely random. It points to [...]

By Stephane Sloots|2026-04-18T10:26:02+01:0029 November 2025|Categories: Bulk Solids Characterization, Flowability, Hoppers, Insights, Silo storage|Tags: arching, bulk solids handling, cohesive powders, consolidation stress, flow problems, flowability, funnel flow, hopper bridging, hopper design, hopper outlet diameter, hopper troubleshooting, mass flow, powder flow, powder flow function, powder history, powder testing, ratholing, recycled fines, silo design, wall friction|0 Comments

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  Powder Technologies Within Circular Systems

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  Powder Technologies Within Circular Systems

  3D printing, Bulk Solids Characterization, Editors pick, Feature Article, Legislation and Standards, Metallurgy, Moisture Sensitivity, Particle Size Testing, Plastics and Polymers, Porosity, Sustainability

Powder Technologies Within Circular Systems

The relevance of powder testing for circular economy [...]

By Martijn Daalder|2025-09-27T11:31:50+01:0027 September 2025|Categories: 3D printing, Bulk Solids Characterization, Editors pick, Feature Article, Legislation and Standards, Metallurgy, Moisture Sensitivity, Particle Size Testing, Plastics and Polymers, Porosity, Sustainability|Tags: additive manufacturing, BET surface area, carbon per cycle, ceramics, circular economy, compliance, energy per cycle, flowability, FTIR, ICP-OES, lifecycle assessment, moisture control, morphology, packing density, particle size distribution, polymers, powder metallurgy, powder reuse, powder testing, Quality Control, Raman Spectroscopy, recycled powders, release criteria, ring shear testing, SEM analysis, sintering behavior, spreadability, surface oxidation, traceability, XPS, XRF|0 Comments

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  Powder Technologies Within Circular Systems

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  Powder Technologies Within Circular Systems

  Compaction, Feature Article, Flowability, Metallurgy, Particle size distribution, Plastics and Polymers, Surface Energy, Sustainability

Powder Technologies Within Circular Systems

In a circular economy, powder testing is no [...]

By Stephane Sloots|2025-07-09T11:10:27+01:0025 May 2025|Categories: Compaction, Feature Article, Flowability, Metallurgy, Particle size distribution, Plastics and Polymers, Surface Energy, Sustainability|Tags: additive manufacturing, ceramic powders, circular manufacturing, circular powder systems, Compaction, flowability, material degradation, metal powders, polymer powders, Porosity, powder characterisation, powder lifecycle, Powder recyclability, powder reuse, powder testing, reused powders, surface oxidation, sustainable powder technology, testing protocols, traceability|0 Comments

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  Bulk Density Alone Can Mislead Powder Analysis

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  Bulk Density Alone Can Mislead Powder Analysis

  Bulk Solids Characterization, Compaction, Flowability, Insights, Packing Density

Bulk Density Alone Can Mislead Powder Analysis

Bulk density is useful, but not enough. Always [...]

By Stephane Sloots|2025-07-09T11:11:33+01:003 May 2025|Categories: Bulk Solids Characterization, Compaction, Flowability, Insights, Packing Density|Tags: BET surface area, Bulk density, flow issues, handling powders, Insight of the week, particle porosity, powder analysis, powder behavior, powder characterization, powder compaction, powder flowability, powder testing, pycnometry, tapped density, true density|0 Comments

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