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A job description or JD is a written narrative that describes the general tasks, or other related duties, and responsibilities of a position. It may specify the functionary to whom the position reports, specifications such as the qualifications or skills needed by the person in the job, information about the equipment, tools and work aids used, working conditions, physical demands, and a ...
Some titles reflect further development of machinist skills such as tool and die maker, patternmaker, mold maker, programmer, and operator.A machinist is one who is called on to fix a problem with a part or to create a new one using metals, plastics, or rarely, wood.
A forming press, commonly shortened to press, is a machine tool that changes the shape of a work-piece by the application of pressure. [1] The operator of a forming press is known as a press-tool setter, often shortened to tool-setter. Presses can be classified according to their mechanism: hydraulic, mechanical, pneumatic;
The person designing the mold chooses whether the mold uses a cold runner system or a hot runner system to carry the plastic and fillers from the injection unit to the cavities. A cold runner is a simple channel carved into the mold. The plastic that fills the cold runner cools as the part cools and is then ejected with the part as a sprue.
The prepress process includes the preparation of artwork for press, media selection, proofing, quality control checks and the production of printing plates if required. The artwork is quite often provided by the customer as a print-ready PDF file created in desktop publishing.
A jobbing press, job press, or jobber is a variety of printing press used in letterpress printing. [ 1 ] The press is meant to be operated by a pressman working on small jobs , as opposed to long print runs or newspaper work, or jobs that require less than a full-sized sheet of paper, [ 2 ] [ 3 ] though the definition of "small jobs" may vary ...
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