O lealumini fa'atasi fa'atasi ta'u mai e le gaosi oloa ia i tatou pe a faia le puipui puipuipa'u alumini fa'atasi,
'ese'ese auala fa'afefiloi e mafai ona fa'aoga, se'i o tatou va'ai fa'apitoa.

O le tasi o le co-extrusion composite auala, o le polyethylene particles i le extruder autu liusuavai, plasticization,
a'o liusuavai le resini fa'apipi'i i totonu o le extruder ausilali, fa'agaoioia atoatoa le maleic anhydride reaction group,
faʻapipiʻi resin e ala i le masini shunt e ufiufi ai itu pito i luga ma lalo ole polyethylene,
fausia se fausaga e tolu-lau, faʻatasi e ala i le T-foliga gutu oti co-extrusion, i lalo o se vevela faapitoa, mamafa, ina ua uma ona tuufaatasia, kalena,
fa'alili, fa'avasegaina ma isi faiga e gaosia i totonu o pa puipui puipui alumini-palasitika. Ona i ai lea o le faʻaauauina o ata lamination auala,
lea o se fausaga e lima-lafu o alumini foliga lola, polymer fusifusia ata, PE laupapa autu, Kormo fusifusia ata ma alumini lola pito i lalo,
lea e gaosia faatasi i le faagasologa lamination pe a laminated.

O loʻo iai foʻi se auala faʻaauau laʻasaga taʻitasi,
o se auala e gaosia ai puipui puipui alumini faʻapipiʻi faʻapipiʻi e ala i le faʻapipiʻiina o le palasitika polyethylene i luga o se mea faʻapipiʻi ma aoina i totonu o se vili,
ona fa'apalapala lea i ta'avale foliga alumini ma ta'avale pito i lalo i luga o se laina tu'ufa'atasi.