Numerical & Quantitative Analysis × Required Skills: Particle Size Classification

2 matching jobs found.

Grit Sorting Worker

Grit sorting workers are specialists in the manufacturing process who classify and inspect abrasives (grit) used for polishing and surface treatment by appropriate particle sizes. They contribute to foreign matter removal and the stable supply of standard products through manual or machine-based sieving classification and quality checks.

Ballast Collector

Field worker who collects, sorts, and supplies ballast (crushed stone and gravel) used as construction materials.