The amide group of polyacrylamide can have affinity and adsorption with many substances to form hydrogen bonds. High-molecular-weight polyacrylamide forms "bridges" between the adsorbed particles to generate flocs, which is conducive to the sinking of par
GN-PC series high power laser cutting machine. The enclosed structure and automatic exchange of double tables greatly save the feeding time. Closed cutting also reduces the possible harm to human body caused by laser and smoke generated ,machine operation