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Welding - Wikipedia

Gas metal arc welding (GMAW), also known as metal inert gas or MIG welding, is a semi-automatic or automatic process that uses a continuous wire feed as an electrode and an inert or semi-inert gas mixture to protect the weld from contamination. Since the electrode is continuous, welding speeds are greater for GMAW than for SMAW.

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AMICO POWER 50 Amp Plasma Cutter Colossal Tech. 3/4 in. Clean ...

Apr 10, 2018 · New digitally controlled 15-50 amps Plasma Cutter Machine with advanced inverter technology and high cutting performance. Designed for portable repair work and small business project use, CUT-50 Plasma Cutter cuts a thickness of 3/4 in., and the max severance thickness is 1.0 in. Type: DC Air Plasma Cutter.

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The Ultimate Guide to Fiber Laser Cutting | MachineMfg

In the area of thin plate cutting, traditional CO 2 laser and YAG laser is gradually occupied by fiber laser generator, mainly for the following reasons:. ⑴ Low cost. The photoelectric conversion efficiency of the fiber laser is about 30%, the photoelectric conversion efficiency of the CO 2 laser is 6~10%, and the photoelectric conversion efficiency of YAG laser is only 3%.

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Welding Terms and Definitions Dictionary | Red-D-Arc Welder ...

- A general term used to describe gas metal arc welding, gas tungsten arc welding, and flux cored arc welding when gas shielding is employed. Gas tungsten arc welding (GTAW) - An arc welding process which produces coalescence of metals by heating them with an arc between a tungsten (non-consumable) electrode and the work.

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