Ifu yera cyangwa granule, kandi irashobora kugabanywamo ubwoko bune: butari ionic, anionic, cationic na Zwitterionic. Polyacrylamide (PAM) ni izina rusange rya homopolymers ya acrylamide cyangwa copolymerized hamwe nabandi ba monomers. Nimwe mumazi akoreshwa cyane mumashanyarazi. Ikoreshwa cyane mugukoresha peteroli, gutunganya amazi, imyenda, gukora impapuro, gutunganya amabuye y'agaciro, ubuvuzi, ubuhinzi nizindi nganda. Imirima nyamukuru ikoreshwa mubihugu byamahanga ni gutunganya amazi, gukora impapuro, ubucukuzi, metallurgie, nibindi.; Kugeza ubu, PAM ikoreshwa cyane ni iy'umusaruro ukomoka kuri peteroli mu Bushinwa, kandi iterambere ryihuta ni iry'amazi atunganya amazi hamwe n’umurima wo gukora impapuro.