The zachipatala zosanjikiza zitatu mkati chubu ife kupanga makamaka tichipeza PEBAX kapena nayiloni kunja wosanjikiza zakuthupi, liniya otsika-kachulukidwe polyethylene wapakatikati wosanjikiza, ndi mkulu-kachulukidwe polyethylene wamkati wosanjikiza, Titha kupereka zipangizo wosanjikiza kunja ndi katundu osiyanasiyana, kuphatikizapo PEBAX, PA, PET ndi TPU, komanso zinthu zosanjikiza zamkati zomwe zili ndi zinthu zosiyanasiyana, polyethylene yapamwamba kwambiri.Zachidziwikire, titha kusinthanso mitundu yamitundu itatu ...