ʻO nā hoʻolālā flange maʻamau i hoʻohana ʻia i kahi pahu palupalu i ʻomi ʻia ma waena o nā ʻili flange ʻoi aku ka paʻakikī e hana i kahi sila leak-free. ʻO nā mea hoʻoheheʻe like ʻole he rubbers, elastomers (springy polymers), polymers palupalu e uhi ana i kahi metala puna (e laʻa, PTFE uhi ʻia ke kila kila), a me nā metala palupalu (keleawe a alumini ...
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