Hoʻopiʻi ʻia ʻo Fin e ka laina paʻi fin a kaomi ʻia ka pā hope e ka laina kaomi mana e like me ka pretreatment, ʻoiai e kulou ana, ʻokiʻoki, a wili i ka paipu alumini e ka Auto Al Tube Bending Machine a me Skew a me ka pelu ʻana i ka Mīkini Flattening. A laila hoʻokomo ʻia ka paipu e a hoʻonui ʻia e Double Station Insert Tube a me Expanding Machine e kūpono i ka paipu me ka ʻili. Ma hope o kēlā, hoʻopili ʻia ka interface e Cooper Tube a me Aluminum Butt Welding Machine a ʻākoakoa ka pā hope e ka Side Plate Assembly Machine. Ma hope o ka ʻike ʻia ʻana e ka Mīkini Leakage Test Machine, ua degreased ka ʻāpana e ka mīkini holoi a me ka mea puhi.