Manufacturing Operator × Keywords: Hardness

2 jobs found.

O-Ring Manufacturing Worker (Rubber)

Occupation of manufacturing rubber O-rings. Involves kneading raw rubber, extrusion molding, mold forming, vulcanization, inspection, etc.

Calcination (Ka) Worker (Abrasive Grain Manufacturing)

The Calcination Worker (Abrasive Grain Manufacturing) is a technical occupation responsible for processes such as raw material blending, forming, drying, and firing to produce high-precision, high-quality abrasive grains used as abrasives.