Plastikimekotla e lohiloengli entsoe ka polypropylene (PP) e le thepa e ka sehloohong e tala, 'me e entsoe ka extrusion, ho taka terata, ho loha, ho loha le ho etsa mekotla.
Polypropylene ke thermoplastic e translucent le semi-crystalline thermoplastic e nang le matla a phahameng, ho kenya letsoho hantle, ho monya metsi a tlase, mocheso o phahameng oa thermoforming, letsoalo le tlase le khanya e phahameng ea kristale.Ke thepa e ka sehloohong e tala ea mekotla e lohiloeng.Li-filler tse fetotsoeng hangata li kenyelletsa likhoele tsa khalase, li-mineral fillers, rabara ea thermoplastic, joalo-joalo.
Mekotla e entsoeng ka polasetiki e na le mefuta e mengata ea lisebelisoa.Hajoale, mekotla e lohiloeng ea polasetiki e sebelisoa haholo bakeng sa ho paka lihlahisoa tsa temo, ho paka mekotla ea samente, ho paka lijo, boenjiniere ba geotechnical, lipalangoang tsa bohahlauli, lisebelisoa tsa taolo ea likhohola, joalo-joalo. mekotla le masela a fapaneng a lohiloeng.Mokhoa oa tlhahiso ea mekotla e lohiloeng ka polasetiki e tjena: ho loha khatiso, ho seha le ho roka ka mekotleng e lohiloeng.
Ho itšetlehile ka thepa e sebelisoang, e ka sehoa pele ebe ea hatisoa, kapa ea hatisoa ebe joale ea sehoa.Baroki ba ikemetseng ba ka tsoela pele ho qeta khatiso, ho seha, ho roka le mekhoa e meng, hape ba ka etsoa lipokothong tsa li-valve, lipokothong tse ka tlaase, joalo-joalo.Mokhoa oa tlhahiso ea mekotla e lohiloeng ea polasetiki ke ho kopanya kapa ho apesa masela a lohiloeng, lisebelisoa tsa ho roala le pampiri kapa filimi.Lesela le hlahisoang kapa lesela le ka khaoloa, la hatisoa, la rokoa 'me la etsoa ka mokotla o tloaelehileng oa seam, kapa oa phunngoa, oa phutheloa, oa khaoloa, oa hatisoa le ho rokoa ka mokotleng oa samente,' me lesela le fumanoeng e ka ba Ho roka, ho khomarela, ho hatisa, ho seha le ho hokela ka har'a lipokotho tse tlase.E ka boela ea chesetsoa le ho phuthoa ho etsa li-tarpaulins le li-geotextiles.Lesela le se nang letho le ka koaheloa kapa la koaheloa ho hlahisa li-tarpaulins, geotextiles, joalo-joalo, le masela a cylindrical le ona a ka koaheloa kapa a sa koaheloa ho hlahisa li-tarpaulins kapa geotextiles, joalo-joalo.
Lipontšo tsa tekheniki tsa ts'ebetso ea tlhahiso ea terata e bataletseng li arotsoe haholo ka mekhahlelo e mene:
1. Lenane la ts'ebetso ea mechine.Haholo-holo e kenyeletsa matla a matla, matla a lekanyelitsoeng, ho lelefatsa nakong ea khefu, lebelo la mola, ho kheloha ha boima ba 'mele;
2. Lethathamo la phetoho ea 'mele le lik'hemik'hale.Haholo-holo ho na le phetoho e kopanyang, karo-karolelano ea ho kopanya, karo-karolelano e sebetsang ea tlatsetso, le karolelano ea ho kopanya ea litšila le lisebelisoa tse tsosolositsoeng;
3. Tolerance dimension index.Ho na le boholo ba terata e teteaneng, bophara ba terata e bataletseng joalo-joalo.
4. Physical rheological index.Ho na le karo-karolelano ea moralo, karolelano ea katoloso, karo-karolelano ea moralo le karolelano ea ho hula;
Thepa ea polyethylene ka mokhoa oa lesela la mokotla e futhumetse, e qhibilihisoa, e entsoe ka polasetiki 'me e ntšitsoe ka mokhoa o tsitsitseng ke extruder;
Hlakola filimi ea cylindrical ka hlooho ea lefu;hlahisa khase e hatelitsoeng ho atoloha ho etsa li-bubble tsa tubular;
Sebelisa selikalikoe sa moea o pholileng ho pholile le ho bōpeha, hula lesela la herringbone le ho le phutha;
Ka lirolara tse hohelang, lirolara tsa ho khanna le lirolara tse tsoelipanang,
Qetellong, mokhoa oa ho itšeha le ho tiisa mocheso o etsoa ho phethahatsa tlhahiso ea mokotla oa ka hare oa lesela, 'me qetellong mokotla o tlatsitsoe.
Polypropylene e hloekileng bakeng sa tlhahiso ea khoele e bataletseng e ke ke ea finyella litlhoko, 'me karolo e itseng ea polyethylene ea khatello e phahameng, calcium carbonate le masterbatch ea mebala e tlameha ho eketsoa.Ho eketsa palo e nyane ea polyethylene ea khatello e phahameng ho ka fokotsa viscosity le lebelo la ho qhibiliha ha phallo ea thepa nakong ea extrusion, ho eketsa mokelikeli, ho ntlafatsa ho tiea le bonolo ba khoele e bataletseng le mokotla o lohiloeng, ho boloka bolelele bo itseng nakong ea khefu, le ho ntlafatsa boemo bo tlase. tšusumetso ea mocheso oa polypropylene..
Ho eketsoa ha polypropylene e hlomathisitsoeng ho ka fokotsa mocheso oa ho sebetsa le khatello.E ntlafatsa phallo ea lintho tse bonahalang le ho khomarela, esita le ho eketsa matla a tsitsipano.Ho eketsoa ha calcium carbonate ho ka fetola bofokoli ba ho pepeseha le ho opacity, ho fokotsa motlakase o tsitsitseng o kotsi o hlahisoang ke khohlano nakong ea ho otlolla le ho loha, ho eketsa ho khomarela enke ea mekhoa ea matšoao a hatisitsoeng, le ho fokotsa ho honyela ha tlhaho ha lihlahisoa tse felileng nakong ea polokelo.
Nako ea poso: Oct-20-2022