Chikwama Chosindikizidwa Mwamwambo Cha Flat PE Pulasitiki Chopaka Chakudya Chozizira

Pali mitundu yambiri ya zida zoyikapo zomwe zili ndi zinthu zosiyanasiyana. Pokhapokha pomvetsetsa zakuthupi zazinthu zosiyanasiyana zoyikapo tingathe kusankha zinthu zololera molingana ndi zofunikira zachitetezo cha chakudya chozizira, kuti zisamangosunga kukoma ndi mtundu wa chakudya, komanso kuwonetsa mtengo wazinthuzo.

Pakalipano, ma CD osinthika apulasitiki omwe amagwiritsidwa ntchito m'munda wa chakudya chachisanu amagawidwa m'magulu atatu:

Mtundu woyamba ndi matumba onyamula osanjikiza amodzi, monga matumba a PE, omwe amakhala ndi zotchinga zochepa ndipo amagwiritsidwa ntchito kwambiri pakuyika masamba;

Gulu lachiwiri ndi matumba ofewa apulasitiki ophatikizika, omwe amagwiritsa ntchito zomatira kumangiriza zigawo ziwiri kapena zingapo zazinthu zamapulasitiki apulasitiki palimodzi, monga OPP/LLDPE, NY/LLDPE, ndi zina zotere, zomwe zimakhala ndi umboni wabwino wa chinyezi, wosazizira, ndi katundu wosagwira nkhonya;

Gulu lachitatu ndi matumba ambiri osanjikiza co-extruded pulasitiki ma CD, mmene zopangira ndi ntchito zosiyanasiyana monga PA, PE, PP, PET, EVOH, etc. amasungunuka ndi extruded padera, ophatikizidwa pa imfa yaikulu, ndiyeno. kuphatikiza pamodzi pambuyo nkhonya akamaumba ndi kuzirala. , zinthu zamtundu uwu sizimagwiritsira ntchito zomatira ndipo zimakhala ndi makhalidwe osaipitsa, chotchinga chachikulu, mphamvu zambiri, kukana kutentha kwakukulu ndi kutsika, etc.