Kusarudza purasitiki chaiyo ndeimwe yesarudzo dzakanyanya kukosha mune extrusion process. Kubva pakurongeka kusvika pakujeka kwemaziso, izvo zvaunosarudza zvine chekuita nekuita uye hupenyu hwechigadzirwa chako chekupedzisira. Kunzwisisa musiyano mukuru pakati pezvakajairwa epurasitiki zvinhu zve extrusion zvinogona kubatsira vagadziri kuita ruzivo, sarudzo-chaiyo sarudzo.
Ngationgororei maitiro akakosha, zvinodikanwa zvekugadzirisa, uye magumo-ekushandisa zvinorehwa nemapurasitiki anonyanya kushandiswa muextrusion.
PVC: Kusiyana-siyana Kunosangana neKemikari Resistance
Polyvinyl chloride (PVC) inoshandiswa zvakanyanya nekuda kwekunaka kwayo kwemutengo, kugadzirisa, uye kusimba. Inowanikwa muakaomarara uye anochinjika mafomu, PVC inoshingirira kumakemikari, UV kuratidzwa, uye hunyoro, zvichiita kuti ive yakanakira pombi, maprofile, uye ekunze maapplication.
Muextrusion, PVC inowanzoita pakati pe160°C ne210°C. Inoda yakanyatsodzorwa tembiricha mbiri uye screw dhizaini inotsigira yakagadzika kunyungudika uye inodzivirira kudzikira. Hunhu hwayo hwekudzoreredza moto uye yakanaka yekuvharisa zvivakwa zvakare inoita kuti ive sarudzo yepamusoro mumashandisirwo emagetsi.
PE: Huremu uye Impact-Resistant
Polyethylene (PE), kunyanya mumhando dzayo dzeHDPE uye LDPE, inozivikanwa nekuchinjika kwayo, kupikisa kwekuita, uye kunyura kwakadzika. Iyo yekuenda-kune zvinhu zvetubing, kurongedza mafirimu, uye mapaipi emvura.
PE inoburitsa zvakanaka pa 160–230°C, ine screw designs inosimbisa yakaderera shear uye yakakwirira throughput. Kupera kwayo kwakatsetseka kwepamusoro uye yakanakisa makemikari kuramba inoita kuti ive yakakodzera kutakurwa kwemvura uye maapplication ekubata chikafu. Pakati pezvinhu zvese zvepurasitiki zve extrusion, PE inomira kunze kwekusimba kwayo kwakanyanya munzvimbo dzakaoma.
PP: Kemikari Kugadzikana neRigidity
Polypropylene (PP) inopa yakasarudzika musanganiswa wekuoma uye makemikari kuramba. Iyo ine nzvimbo yakakwira yekunyungudika kupfuura PE uye inopa yakanyanya kuneta kuramba, ichiita kuti ive yakakodzera zvikamu zvemotokari, michina yemurabhoritari, uye mahinji ekugara.
PP inoita patembiricha yakakwira zvishoma (200–280°C), uye inoda sikuruu ine musanganiswa wakasimba uye nzvimbo dzekumanikidza kuti ive nechokwadi chekunyungudika kuyerera. Yakareruka zvakare uye ine kumira zvakanaka kumaasidhi nemabhesi, yakanakira nharaunda uko kuratidzwa kwemakemikari kwakajairika.
ABS: Kuoma neSurface Pedzisa Hunhu
Acrylonitrile Butadiene Styrene (ABS) inosarudzwa kana kukanganisa kupikisa uye kutaridzika kwepamusoro ndizvo zvinodikanwa. Inowanzo kuwanikwa mumidziyo yevatengi uye dzimba dzemagetsi, ABS inosanganisa kuomarara nekugadzikana kwakanaka kwedimensional.
Kuwedzera ABS kunoda tembiricha muchikamu che190–240°C, ine screw shear iri pakati nepakati kudzivirira kutsvuka kana kuremara kwepamusoro. Nepo ABS isiri inodzivirira UV isina zvinowedzerwa, simba-kusvika-uremu reshiyo inoita kuti ive yakakurumbira mukushanda kwepamusoro-soro.
PC: Optical Clarity uye Heat Resistance
Polycarbonate (PC) inosarudzwa nekuda kwekujeka kwayo, kugadzikana kwemafuta, uye simba rekuita. Inowanzo shandiswa mumavharo ekuvhenekesa, mapaneru ekudzivirira, uye midziyo yekurapa uko kujeka uye kusimba zvese zvakakosha.
PC extrusion inoda tembiricha iri pakati pe240–300°C uye high-torque extruder screw ine shear inodzorwa. Pakati pezvigadzirwa zvepurasitiki zve extrusion, PC inoda chaiyo tembiricha yekudzora kudzivirira kutsvuka kana brittleness. Kujeka kwayo kwemaziso kunoita kuti ive sarudzo yepamusoro yezvikumbiro zvinoda kutaridzika kwepamusoro uye kutapurirana kwechiedza.
Kufananidza Zvinhu Nekushandisa: Kiyi yekubudirira
Kusarudza iyo chaiyo yepurasitiki zvinhu zveextrusion haingori nezve mutengo kana kuwanikwa - ndeye kuwiriranisa maitiro ekuita nezvinodiwa zvekushandisa. Unoda yakakwira UV kuramba kushandiswa kwekunze? PVC kana PE yakanyatsogadzirwa inogona kunge iri nani. Kutsvaga mapaneru akajeka, akasimba? Funga nezvePC. Kune midziyo inodzivirira kemikari, PP ndiyo inonyanya kuita.
Zvishandiso zvepurasitiki zveextrusion zvaunosarudza hazvingotarise chete kusununguka kwekugadzirisa asiwo kubudirira kwenguva refu kwechigadzirwa chako mumunda.
Kutsvaga kukwirisa mutsara wako weextrusion neakakodzera epurasitiki zvinhu? Batanidza neJWELLnhasi-wako waunovimba naye mune yepamusoro extrusion mhinduro uye hunyanzvi hwezvinhu.
Nguva yekutumira: Chivabvu-08-2025