May 2023

What is CARC?

The Army developed the first chemical agent resistant coatings in 1974. The Army made the decision in 1983 to require all combat, combat support, tactical wheeled vehicles, aircraft, and essential ground support equipment (i.e., tactical equipment) be painted with CARC. This decision initiated the development of the CARC protocol as it exists today. As a …

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PLASMA ARC WELDING: DEFINITION, WORKING, EQUIPMENT, APPLICATIONS, ADVANTAGES

Plasma arc welding is an arc welding process using heat produced by a compressed arc between a tungsten non-consumable electrode and another workpiece (transferred arc process) or water-cooled constricting nozzle (non-transferred arc process). The plasma is a gaseous mixture of positive ions, electrons, and neutral gas molecules. The transferred arc process produces plasma jets of …

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What is A Punch? Punch Principle, Type, Material Introduction

Punching is a common method of metalworking that can be used to transform metal materials into desired shapes, sizes or other properties. Through the punching machine, various complex metal parts can be produced, which greatly improves the production efficiency of the product. Over the past ten years, as the punch presses have become more functional, …

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