Ana kera samfuran thermoforming bisa ga zanen gado, waɗanda aka gama ta hanyar extruder. Ana ƙera robobi zuwa narke iri ɗaya ta hanyar tsarin extrusion, kuma a cikin wannan tsari matsi da aka gina ta dunƙule ci gaba da extruder shugaban.
Sharar da filastik abu ne mai mahimmanci na sharar gida. Bisa kididdigar da aka yi, ana samar da fakitin filastik na shekara-shekara a duniya shine ton miliyan 130, kuma 50% na samfuran filastik abubuwa ne da za a iya zubarwa.
Idan aka raba tagwayen dunƙule extruder zuwa kashi biyu key sassa na "extrusion" da "transmission", sa'an nan "extrusion part" shi ne babban ɓangare na "tabbatar da inganci", da kuma "transmission part" shi ne babban bangaren na "inganta inganci" da "tabbatar da inganci".
Launi Masterbatch, wanda kuma aka sani da masu launi, sabon nau'in wakili ne na musamman na launi don kayan polymer, wanda kuma aka sani da shirye-shiryen pigment.
Kayan da aka hada da itace-roba da aka gayyace su da WPC ana yin su ne da filaye masu karamin karfi kamar su sawdust, guntun itace, guntun bamboo, busasshen shinkafa, bran shinkafa, bawon gyada, bambaro auduga, da dai sauransu a matsayin babban kayan albarkatun kasa. An haɗe su da wani yanki na kayan tushe na filastik ta amfani da ka'idodin sinadarai na ƙirar polymer da halaye na cika filastik da gyare-gyare. Bayan aiki na musamman, ana sarrafa su kuma a samar da su zuwa wani abu na asali wanda za'a iya jujjuya shi da sake yin fa'ida tare da kewayon samfura da nau'ikan sifofi daban-daban. Kayan WPC suna da halaye guda biyar:
The meshing co juyawa tagwaye dunƙule extruder da muke amfani da shi a cikin samar da tsari yana da shida key sigogi: zazzabi ganiya, matsa lamba ganiya, danko dissipation, hadawa index.