Direct metal forming based on plasma arc welding is a novel rapid prototyping process.

基于等离子弧焊的直接金属成形方法是一种新型的快速成形工艺。

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The plasma arc forming can also decrease the residual stresses caused in the mechanical processes, which can be of great significance in preventing rebounding.

等离子电弧加热弯曲成形还可以降低机械加工引起的残余应力，有效减少回弹。

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The working principle, structure and parameters design of plasma arc generator for heat treatment are described. Experiment has shown that it has good effect on partial surface hardening.

论述了用于金属材料表面热处理的等离子弧发生器的工作原理、结构特点和参数设计。试验证明这种发生器对材料的表面局部硬化非常有效。

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Nanophase produces these particles by first vaporizing zinc rods in a 3, 000-degree plasma arc reactor, essentially a giant blowtorch.

FORBES: The Science of Small

Nanophase produces these particles by first vaporizing zinc rods in a 1, 600-degree plasma-arc reactor, essentially a giantblowtorch.

FORBES: The science of small