Plasma cutting machine with different working gases can cut a variety of oxygen cutting difficult to cut metal, especially for non-ferrous metals (stainless steel, carbon steel, aluminum, copper, t...
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 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...
When purchasing a welding machine, don’t buy them in physical stores or physical wholesale stores. Those of the same manufacturer and brand are hundreds of expensive than those on the Interne...
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...
