]Nkwakọ ngwaahịa mkpa ọtụtụ n'ime ha na-na ahịa mmetụta nke usoro a, anyị niile maara na mmanya nkwakọ imewe bụ a oyi akwa nke film laminating igwe na-eji gluu mado na ọdịdị, n'ezie, nwekwara ike ịpụta n'etiti ọtụtụ mmejọ, were gị hụ. ebe mmejọ ndị ahụ.

(1) akwụkwọ wrinkle onu: isi ihe mere bụ na akwụkwọ site na-ekpo ọkụ na ịpị, gị n'ụlọnga abụghị ezigbo eke okpomọkụ na nrụgide, ma na-egosi vetikal ma ọ bụ oblique buckling, pụtara na saịtị nke Anam Udeme pin.

(2) ihe mkpuchi plastik: isi ihe kpatara ya bụ na ihe nkiri ahụ pụtara na usoro nnyefe, n'ihi traction na-ezighị ezi nwere ike ime ka ihe nkiri ahụ dị egwu ma ọ bụ nnukwu ma ọ bụ obere, ma mee ka ihe nkiri ahụ bụrụ diagonal, vetikal ma ọ bụ n'akụkụ.

mgbe igbe onyinye mmepụta nke e biri ebi mgbe laminating na ịcha, creasing, nchekwa, ngwugwu, corrugated n'oge pasting, akwụkwọ kpokọtara, na-ebi akwụkwọ multicolor version dieyin agba ọchịchịrị, ink oyi akwa akụkụ, na-adịkarị mfe ájá granular n'ọnyá, vermicular, nduru striate akpụkpọ ahụ weliri. efu onu, nke a na-akpọkarị & ndị ọzọ;
ọnya & niile;
Na njọ mgbe ọ dịghị ink obibi oyi akwa akwụkwọ ọcha na-egosikwa yiri udi nke afụ.