He kūpono nā pumps no nā ʻano noi like ʻole a ua hoʻolālā ʻia no ke kūpaʻa kiʻekiʻe, ka hoʻohana ʻana i ka ikehu haʻahaʻa a me ka hana mālie bushang hāʻawi i nā kikoʻī huahana kiʻekiʻe kiʻekiʻe a me nā hoʻolālā ma NBR, HNBR, VITON a me PTFE no kahi ākea o nā pamu. Ma muli o ka nui o ke ʻano, ka mahana hana, ke kaiapuni noi, ke ʻano sealing, ke kaomi hoʻopaʻa ʻana, ka wikiwiki wikiwiki a me ke kaʻina hana hoʻonohonoho, hāʻawi ʻo bushang i nā hopena seal pump me nā sila aila, nā apo like ʻole, nā gaskets a me nā ʻāpana ʻāpana elastomer.