Darkness adjustment:
Filter shade number (Dark state) can be manually set from 9-13. There is an adjustment knob outside/inside the mask. Gently rotate the knob by hand to set proper shading number...
Arc welding machines are divided into electrode arc welding machines, submerged arc welding machines and gas shielded welding machines according to welding methods; According to the ...
1.the material is different, PVC cable is composed of a single or multiple conductive copper cable, the surface is wrapped by a layer of insulator, to prevent contact with the conductor. The intern...
When you need to cut metal to size, there are many options. Not every craft is suitable for every job and every metal. You can choose flame or plasma cutting for your project. Howeve...
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,...
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...
