Short, technical articles on product selection, grain size and application.
Why does thermal backfill sand matter for underground power cables? We explain thermal resistivity, the suitability of silica/quartz, the critical role of moisture, dry-out risk and the IEEE 442 test.
Why is iron content as important as SiO₂ in glass manufacturing? We explain how iron affects glass colour and light transmission, and the iron limits for each glass type.
Should you use silica sand or garnet for metal surface preparation? An impartial comparison covering hardness, recyclability, dust and safety (silicosis).
Sand or anthracite for water treatment? We explain the density difference, the dual-layer filter logic and which medium (or combination) is right in which situation.
Is filter sand or filter gravel used in a water filter? They are complements rather than alternatives; we explain the layer logic and the correct gradation.
Can river or construction sand replace silica sand? We explain the differences in purity, clay and iron content, processing and applications — and which sand is right for which job.
How many microns is silica sand? How are grain sizes expressed in microns, mesh and AFS, and how do you convert between them? Conversion table and a size guide by application.
Where is silica sand used? We summarise its main applications — foundry, water treatment, construction, sandblasting, epoxy flooring, sports pitches and rail traction sand — and why it is chosen for each.
Silica sand and quartz are often confused. Both are SiO₂-based; the real difference lies in purity, iron and processing. We explain which is right for which application.
What is quartz sand, and what sets it apart from silica sand? We explain its high SiO₂ purity, its granular and micronised types, and applications such as glass, ceramics, engineered stone and paint.
What is silica sand, how does it differ from other sands, and why is it used in so many industries? We explain its properties, purity grades, production process, applications and dust safety in clear technical terms.