Huku, dhadha uye goose mabhakiti akakamurwa kuva marudzi maviri: kupatsanurwa mabhakiti uye mabhakiti akabatanidzwa, rimwe nerimwe rine mhando ina.Izvo zvinhu zvinogadzirwa neHDPE mbishi zvinhu, izvo zvisiri nyore kukuvadzwa neextrusion, uye inoshingirira kutsika nekutsikirirwa panguva yekudyisa.Fractional dhizaini uye anti-pickling dhizaini kudzivirira tsvina yekudya.Muviri wese une kusimba kwakanaka, hazvisi nyore kukanganiswa ne extrusion, uye inogona zvakare kushandiswa kudhizaina.Iyo pasi yakabatana nebhandi, uye mbiya yakabatana nechasi, iyo yakasimba uye isiri nyore kusunungura.