Lime Manufacturing Worker
せっかいせいぞうこう
Industry & Occupation
Classification
Summary
A profession that manufactures lime products such as quicklime and slaked lime by calcining limestone at high temperatures.
Description
Lime manufacturing workers use limestone as raw material and calcine it in high-temperature kilns (kilns) to produce quicklime (calcium oxide). They perform raw material selection, crushing, and drying, and manage calcination temperature and time. After calcination, they handle cooling, crushing, sieving, and packaging processes, as well as product quality control, equipment maintenance inspections, and safety and health management. Since the work involves high-temperature environments and heavy labor, wearing protective gear and implementing safety measures are essential.
Future Outlook
Demand for lime as a construction material remains stable, with a steady number of job openings expected in the future. On the other hand, strengthening environmental regulations will promote the adoption of energy-saving and decarbonization technologies, requiring advanced equipment operation skills.
Personality Traits
Cautious / Cooperative / High Safety Awareness / Physically Fit / Strong Sense of Responsibility
Work Style
Career Path
Apprentice/Assistant → Lime Manufacturing Worker → Group Leader/Leader → Production Manager → Factory Manager
Required Skills
Calcination Operation / Calcination Temperature and Time Management / Equipment Maintenance and Inspection / Powder Handling / Selection, Crushing, and Pulverization of Raw Limestone
Recommended Skills
Crane Operator / Forklift Operation / Quality Control / Safety and Health Management
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Attention to Detail & Accuracy | High accuracy is required in managing calcination temperature and raw materials to maintain product quality. |
| Physical Stamina & Endurance | Handling heavy raw materials and high-temperature work require sustained physical stamina. |
| Stress Tolerance | Due to significant physical and mental stress from high-temperature environments and heavy labor. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Because the processes are routine and there is little need for generating new ideas. |
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