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...
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...
On the premise of ensuring welding quality, When using electric welding machine ,large current shall be used as much as possible to improve working efficiency. There are many factors affecting the...
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...
