Numerical & Quantitative Analysis × Keywords: Foreign Matter Removal
32 matching jobs found.
IC Board Cleaning Worker
This occupation involves removing fine foreign substances and dirt adhering to the surface or interior of IC boards in a clean room using chemical and physical methods to maintain product quality.
Thread Washing Worker
This occupation involves washing threads prior to use in spinning and weaving processes to remove impurities.
Fish Sorter (Feed Manufacturing)
A manufacturing site job that sorts fish raw materials by size and quality on the feed manufacturing line to ensure the quality of subsequent processes.
Mica Sorting Worker
Manufacturing job that sorts and inspects mica raw materials. Manually judges appropriate particle size and quality, and supplies to subsequent processes.
Large Crusher Worker (Ore Processing Plant, Coal Preparation Plant)
Worker who crushes, screens, and sorts ore or coal at ore processing or coal preparation plants, and manages product size and quality.
Gouging Worker
Specialized technical job that uses arc discharge and compressed air to remove unnecessary metal parts, performing groove processing and weld surface shaping.
Paper Sorter
This occupation involves visually inspecting and sorting paper products for defects such as scratches, dirt, and foreign matter in paper mills or paper processing factories, and removing defective products.
Glass Cullet Sorter
In the glass manufacturing process within the ceramics industry, this occupation involves sorting and removing impurities from cullet (small fragments) used as raw material to prepare raw materials of suitable quality for production.
Cullet Sorting Worker (Glass Manufacturing)
This occupation involves sorting waste glass (cullet) according to specified particle sizes, colors, and presence of foreign matter to make it reusable as raw material for glass manufacturing.
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.