EPOXY da BPANI nau'ikan kayan rufi ne guda biyu waɗanda galibi ana amfani da su don suturar gwangwani na ƙarfe don kare abin da ke ciki daga gurɓatar ƙarfe. Yayin da suke yin manufa iri ɗaya, akwai wasu bambance-bambance masu mahimmanci tsakanin nau'ikan kayan rufin biyu.
Rufin EPOXY:

• Anyi daga kayan polymer roba
• Kyakkyawan juriya na sinadarai, gami da juriya ga acid da tushe
• Kyakkyawan mannewa zuwa saman karfe
• Mai jure wa iskar oxygen, carbon dioxide, da sauran iskar gas
• Ya dace don amfani a cikin kayan abinci na acidic da ƙananan-zuwa-tsakiyar-tsakiyar pH
• Ƙananan wari da riƙe dandano
• Ƙananan farashin gabaɗaya idan aka kwatanta da rufin BPANI
• Yana da ɗan gajeren rai idan aka kwatanta da rufin BPANI.

Rufin BPANI:

• Anyi daga Bisphenol-A abu mara niyya
• Yana ba da kyakkyawan kariya daga ƙaura na abubuwa masu cutarwa kamar BPA
• Kyakkyawan juriya na acid kuma dace da amfani a cikin abinci mai yawan acid
• Mafi girman juriya ga yanayin zafi
• Kyakkyawan juriya ga danshi da shingen oxygen
• Mafi girman farashin gabaɗaya idan aka kwatanta da rufin EPOXY
• Rayuwa mai tsawo idan aka kwatanta da rufin EPOXY.

A taƙaice, rufin EPOXY zaɓi ne mai inganci mai tsada tare da kyakkyawan juriya na sinadarai a cikin samfuran abinci na pH. A halin yanzu, rufin BPANI yana ba da babban juriya ga acid da samfuran zafin jiki, tare da rayuwa mai tsayi, kuma yana ba da ingantaccen ƙaura. Zaɓin tsakanin nau'ikan rufin biyu ya dogara da ƙayyadaddun samfurin da ake tattarawa da buƙatun sa.