Feature Article

Cement fineness is not a single number. Blaine surface area, particle size distribution, grinding aid chemistry, and moisture history each pull on hydration reactivity in different ways, and a fineness specification that ignores any one of them will eventually let a bad batch through.

Geldart classification, minimum fluidization velocity, bubble dynamics, droplet-to-particle size ratio, and permeability all determine whether a fluidized bed process delivers controlled granule growth, uniform coating, or consistent drying at production scale.

Process analytical technology combined with machine learning is changing residual moisture control and yield prediction in pharmaceutical and food spray drying. The gains are real but bounded, and the off-line test panel has not been replaced.

Sintered contacts, additive manufactured heat exchangers, EV motor components, and conductive pastes each require a different copper powder. This article explains why morphology, particle size distribution, oxygen content, and packing density are engineering variables, and how to specify them correctly for electrification applications.

Poorly soluble APIs now represent the majority of the pharmaceutical development pipeline. Dissolution and oral bioavailability are determined by molecular solubility, surface wetting behavior, solid-state stability, and how the formulation interacts with the GI environment from first contact onward. Amorphous dispersions, lipid systems, nanocrystals, and co-crystals each rely on different surface mechanisms to deliver their intended advantage.

Dust suppression oil can reduce airborne calcium carbonate dust, but it may [...]

Real-time particle characterization is moving powder processing from delayed laboratory checks toward [...]

Fine powder fluidization can support controlled pneumatic conveying, especially in dense phase [...]

Sustainable powder metallurgy depends on controlled powder loops, not on powder processing [...]

Metal powder feedstock quality has a direct effect on print stability and [...]

Paint QC can approve a batch that still behaves badly on the substrate. [...]

Powder coating sustainability is easiest to defend at the coating line. The process [...]