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169 jobs found.
Gold and Silver Flat Foil Manufacturing Worker
A job that processes metal sheets into foil shape by rolling them thinly with a rolling machine in the manufacturing process of gold leaf and silver leaf.
Silver Refinery Worker
A profession that separates and refines silver from silver ore or by-products to produce high-purity silver products.
Metal Rolling Worker
A job that rolls metal materials in a rolling mill to manufacture steel materials of specified shapes and dimensions.
Metal Silicon Refining Worker
Job of manufacturing metal silicon from quartz or silica ore. Operates high-temperature electric furnaces, responsible for everything from raw material charging to melting, reduction, refining, and mold pouring.
Metal Roasting Worker
A manufacturing job that uses furnaces to perform heat treatment (roasting, annealing) on metal materials to adjust material properties, hardness, and internal stresses.
Light Metal Rolling Worker
This occupation involves heating light metals (such as aluminum or magnesium alloys) at high temperatures and forming them into thin sheets or strips using rolling mills. It covers a wide range of tasks from machine operation to quality control and safety measures.
Raw Material Calciner (Ceramics)
Raw material calciners handle the compounding of raw materials for porcelain, tiles, etc., and the firing process using kilns, maintaining product quality as a manufacturing role.
Raw Rubber Kneader
A job that manufactures rubber compounds by blending various additives into synthetic or natural rubber using machines such as mixers.
Raw Material Melting Worker (Candle Manufacturing)
In candle manufacturing, this occupation involves properly heating and melting raw materials such as wax and additives, and preparing molten materials for the next processes of compounding and molding.
Bright Annealing Furnace Worker
Specialist in metal heat treatment who heats metal parts in a dedicated bright annealing furnace using a protective atmosphere to suppress oxidation and decarburization while imparting gloss and corrosion resistance to the product surface.