FEICON is the largest and most influential construction industry trade fair in Brazil and even in South America, and is the world’s fourth largest comprehensive building materials exhibition,...
1. Determine the thickness of the metal you usually want to cut.
The first factor that needs to be determined is the thickness of the metal that is usually cut. Most of the plasma cu...
The auto darkening welding helmet is an automatic protective helmet made of principles such as optoelectronics, motors, and photomagnetism. Germany first promulgated the DZN4647T.7 electronically c...
1.Classification
Arc welding can be divided into manual arc welding, semi-automatic (arc) welding, automatic (arc) welding. Automatic (arc) welding usually refers to submerged arc au...
1. Install the torch correctly and carefully to ensure that all parts fit well and that the gas and cooling gas flow. Installation places all parts on a clean flannel cloth to avoid dirt sticking t...
The working principle of liquid crystal automatic light-change welding mask is to use the special photoelectric properties of liquid crystal, that is, the liquid crystal molecules will have a ce...
