Pa ntchito yomanga ndi kupanga, ma profiles a polyvinyl chloride (PVC) akhala chisankho chodziwika bwino chifukwa cha kusinthasintha kwawo, kulimba, komanso kugwiritsa ntchito ndalama zochepa. Ma profiles amenewa amagwiritsidwa ntchito m'njira zosiyanasiyana, kuphatikizapo mawindo, zitseko, ma cladding, ndi zolumikizira zamkati.
Mu ntchito ya makina a mafakitale, makina a mapaipi okhala ndi khoma limodzi amagwira ntchito yofunika kwambiri popanga zinthu zosiyanasiyana, kuyambira mapaipi otulutsa madzi mpaka machubu amagetsi. Makinawa amadziwika chifukwa cha luso lawo lopanga mapaipi okhala ndi denga labwino kwambiri komanso otchipa...
Pankhani yokonza mapulasitiki, ma extruder amagwira ntchito yofunika kwambiri popanga ndikusintha ma polima kukhala zinthu zosiyanasiyana. Pakati pa mitundu yosiyanasiyana ya ma extruder, ma conical twin screw extruder (CTSEs) ndi single screw extruder (SSEs) ndi omwe amasankhidwa kwambiri. Ngakhale mitundu yonse iwiri imatumikira...
Mu gawo la kusintha kwa zinthu pogwiritsa ntchito pulasitiki, ma conical twin screw extruders (CTSEs) asintha kwambiri zinthu, zomwe zasintha momwe ma polima amaphatikizidwira, kusakanikirana, komanso kusinthidwa kukhala ofanana. Makina osinthasintha awa akhazikitsa muyezo watsopano wa magwiridwe antchito ndi magwiridwe antchito, kuthana ndi mavuto a d...
Pakupanga mapulasitiki, ma single screw extruders (SSEs) amagwira ntchito yofunika kwambiri, kusintha zinthu zopangira pulasitiki kukhala mitundu yosiyanasiyana ya zinthu. Makina osinthasintha awa ndi maziko a mafakitale osiyanasiyana, kuyambira zomangamanga ndi kulongedza mpaka magalimoto ndi chitukuko cha zamankhwala...