Mukugadzirwa kwemagirovhosi elatex, kunyudzwa kwega kwega uye kucheneswa kunoenderana nekubatana kwemasimba emamorekuru. Kupenya kwebvudzi kunoyera zvinhu mumhando yakagadzikana kubva pakubuda kusina kurongeka, zvichiita kuti zvikwanisike kudzivirira zvikanganiso mukugadzirwa kwemagirovhosi elatex senge maburi, ukobvu husina kufanana uye simba shoma rekudhonza.
Kurongeka Kwakaomarara kweLatex yeRabha Yechisikigo (NRL)
Rabha remhando yechisikigo rabha rinosungirirwa mumvura rine colloidal yakaoma, ine mvura. Maitiro aro haasi eNewtonian uye, kunyanya, pseudoplastic kana shear-thinning. Izvi zvinoreva kuti sezvo shear rate ichiwedzera, viscosity ye latex inoderera. Izvi zvinoitika nekuti rabha dzakapararira, idzo dzinongoerekana dzarongeka padzinenge dzasara, dzinotanga kuzvirongedza munzira yekuyerera pasi pekumanikidzwa kwakanyanya kweshear, zvichiita kuti mvura ifambe zviri nyore.
Zvisinei, mamiriro e rheological emakomputa e latex haasi asina kunaka. Kunyange zvazvo kazhinji kacho ari epseudoplastic, mamwe ma formulations, akadai seaya akazadzwa ne starch, akaratidzwa kuti anoratidza maitiro akakosha uye anopesana nepfungwa: shear-thickening. Mumamiriro aya, viscosity inowedzera zvakaenzana ne shear rate. Kuvapo kwemaitiro aya asinganzwisisike mune mamwe ma formulations kunoratidza dambudziko guru rekudzora mhando. Zvinoratidza kuti viscometer ine low-shear inogona kupa kuverenga kwe viscosity kunotsausa kusingaratidze maitiro emvura pasi pemasimba ekuchekwa kwepamusoro anosangana nawo mukunyudzwa nekukurumidza. Saka hurongwa hwakakwana hwekudzora mhando hunofanira kushandisa maturusi ekuyera anogona kubata viscosity muhuwandu hwakawanda hwe shear rates, zvichiita kuti pave nechiratidzo chechokwadi chemaitiro emvura ari mukati me process.
Zvinhu Zvinodzora Kusviba kweLatex Compound
Kusimba kwe latex compound hakusi kwechimiro chimwe chete; chinhu chinoshanduka chinokonzerwa nezvinhu zvakawanda, izvo zvese zvinofanirwa kutarisirwa nekungwarira.
Zvese Zviri Muviri Wezvinhu Zvine Simba (TSC):Chinhu chinonyanya kukanganisa viscosity ndiko kuwanda kwezvinhu zvakasimba mukomboni. Kuwanda kwezvinhu zvakasimba zvinowanzoita kuti viscosity iwedzere, inova nzira yakagadzirwa nemaune yekugadzira magirovhosi akakora. Zvisinei, hukama uhwu hauna kurongeka. Viscosity inoramba yakagadzikana kusvika kune "critical total solids content (TSCc)," mushure mezvo inowedzera nekukurumidza. Ukama uhu husina kurongeka chinhu chakakosha chekufunga nezvekutonga maitiro, sezvo kudarika TSCc kunogona kutungamira kukuwedzera kwe viscosity zvakanyanya uye zvakaoma kubata.
Tembiricha:Kupenya nekupisa zvine hukama hwakakosha, hwakasiyana. Sezvo tembiricha yelatex ichiwedzera, kupenya kwayo kunoderera. Tsvagiridzo yakaratidza kuti kuwedzera kwe15°C kunogona kuderedza kupenya kwesampuli yelatex neanopfuura 30%. Izvi zvinoreva kuti kuchengetedza tembiricha yakagadzikana chinhu chakakosha kuti ive nekupenya kwakasimba, zvichiita kuti kudzora tembiricha kwakanyatsojeka kuve chikamu chisingakurukurwe chemutsetse wekugadzira.
Zvinowedzerwa zveMakemikari:Hunhu hwekupedzisira hwe latex compound hunogadziriswa ne cocktail chaiyo ye chemical additives. Izvi zvinoshandiswa, kubva ku vulcanization accelerators kusvika ku stabilizers, zvinoshandura zvakanyanya rheology ye compound. Semuenzaniso, zvimwe zvinowedzera viscosity, zvakaita se fumed silica, zvinowedzerwa zvine hungwaru kuti zvigone kugadzira zvinhu zvakakora pasina kuwedzera huwandu hwezvinhu zvakasimba. Zvimwe zvinowedzera zvakaita se dispersants zvinoshandiswa kuchengetedza compound stability uye kudzivirira shanduko dzisina kunaka dze viscosity. Kubatana uku kwezvikamu zvemakemikari, chimwe nechimwe chine mhedzisiro yacho pa viscosity uye stability, kunoratidza kuoma kwechikamu che compounding.
Kusviba muMaitiro Ekugadzira Magorovhosi eLatex
Hukama Huripo Pakati Pekusimba Kwechigadzirwa Nehunhu Hwacho
Mumaitiro ekugadzira magiravhusi elatex, viscosity haisi kungori nzira yekuyera nayo zvinhu; ndiyo nzira yekuonekwa kwemhando yechigadzirwa. Ndiyo nzira huru iyo, kana ikashandiswa nemazvo, inosarudza mashandiro echigadzirwa uye, kana ikasashandiswa zvakanaka, inokonzera kuwanda kwezvikanganiso zvinodhura.
Ukobvu hwemafirimu uye Kufanana:Chinonyanya kuenderana pakati pekukora kwebvudzi nehunhu hwechigadzirwa ndechekuumbwa kwefirimu relatex. Kukora kwebvudzi ndiko kunonyanya kuratidza ukobvu hwebvudzi panguva yekunyikwa. Kukora kwakanyanya kunobvumira kuti bvudzi rakakora rigare pamusoro pefirimu rekutanga.
Kugara kwenguva refu uye Simba:Kusimba kwefirimu rekupedzisira relatex kwakabatana nekusimba kwechinhu chakagadzirwa nacho. Kutarisirwa kwakanaka kwekusimba panguva yekunyudza kunoita kuti pave nefirimu rakasimba, rinobatanidzwa rinogona kutsungirira kubvaruka nekuboorwa. Izvi zvinodiwa kuti girovhosi rishande sechidziviriro chinoshanda kubva mukusvibiswa uye njodzi dzezvakatipoteredza.
Migumisiro yeKudzora Kusviba Kusingashande uye Kwehupfumi
Migumisiro yekusagona kudzora kunaka kwe viscosity inopfuura kushanda zvakanaka kwechigadzirwa. Inokanganisa zvakananga kushanda zvakanaka kwemugadziri uye purofiti.
Kuwedzera Kwemarara Ezvinhu Uye Mutengo:Kuchinja-chinja kwekusviba kunoita kuti zvinhu zvisashandiswa zvakanyanya kana kuti zvisashandiswe zvakakwana pamagirovhosi, zvichikonzera kurambwa kwakanyanya uye kuraswa kwezvinhu zvakawanda. Girovhosi rega rega rinorambwa rinomiririra kurasikirwa nezvinhu zvakagadziriswa, simba, uye basa, zvichideredza purofiti.
Kusagadzikana kweMaitiro uye Nguva Yekuzorora:Kusviba kusina kugadzikana kunogona kukonzera matambudziko akadai sekuvharika kwemapombi kana mapombi uye kukonzera kusawirirana kwemapombi. Matambudziko aya anoda kugadziriswa nguva nenguva kwenzira yekushanda, zvichikonzera kutadza kushanda, kuderedza simba remagetsi, uye kutambisa simba revanhu vanokosha.
Kudzora viscosity zvinobudirira kunoita kuti pave nehukobvu hwakafanana hwefirimu, izvo zvinowedzera kugara kwenguva refu uye zvinoderedza zvikanganiso zvakaita semaburi emuchina, zvichikonzera mwero wakaderera wekuramba. Izvi, zvinowedzera goho rekugadzira uye pakupedzisira zvinowedzera purofiti. Kubva pamaonero aya, kudyara mari muhunyanzvi hwekudzora viscosity hakusi kungovandudza tekinoroji chete; inzira huru yebhizinesi ine purofiti yakajeka uye yakakosha pakudyara.
Kudzora Kusviba Kwemazano Padanho Rimwe Nerimwe
Kusanganisa uye Kusanganisa
Kutarisira kusviba mukugadzirwa kwemagirovhosi elatexinyaya yakazara isingatangi pamutsetse wekugadzira, asi muimba inosanganisa zvinhu. Pano, latex isina kugadzirwa inosanganiswa nekokorodzano chaiyo yezvinowedzera kuti iwane hunhu hwerheological hunodiwa. Zvimwe zvinhu zvikuru zvinosanganisira vulcanization agents, accelerators, stabilizers, uye, zvakakosha, viscosity modifiers. Kuwedzerwa nemaune kwe viscosity-increasing fumed silica, semuenzaniso, inzira yakananga yekuwana ukobvu hwefirimu hunodiwa.
Chinhu chakakosha padanho rekubatanidza zvinhu chinosanganisira kushandiswa kwezvinonyungudutsa nezvinhu zvinonyungudutsa. Zvinonyungudutsa zvinhu zvakakosha pakudzivirira kusagadzikana kwemakemikari uye matambudziko ekusviba. Zvinonyungudutsa zvinhu, kune rumwe rutivi, zvinodiwa kuderedza kusimba kwemvura inonyungudutsa, zvichiita kuti ifukidze ceramic yakaenzana. Zvisinei, pane dambudziko: zvinhu zvakawanda zvinonyungudutsa zvinhu, kunyanya kana zvakurungwa paRPM yakakwira, zvinowanzo kukonzera furo. Furo iri inokonzera kukanganisa, sezvo richigadzira mapombi emhepo anotungamira kumavanga matete uye maburi matete muchigadzirwa chekupedzisira. Kushandiswa kwezvinhu zvinonyungudutsa zvinhu zvinonyungudutsa zvinhu kunopesana nedambudziko iri, zvichiita kuti pave nebhavhu rekunyungudutsa risina furo rinokurudzira kugadzirwa kwefirimu nguva dzose.
Kunyudza uye Kugadzira: Kunyatsojeka kweKuisa Mafirimu
Kuumbwa chaiko kwefirimu regirovhosi inzira chaiyo apo kusviba kunoita basa guru. Danho rekunyudza rinotanga nekugeza kwecoagulant, kwete latex. Kufukidza kwakaenzana kwecoagulant kwakakosha kuti latex inamatire zvakaenzana. Kunyorova kusina kunaka kwecoagulant kunotungamira pakunamatira zvisina kuenzana kwelatex, chirwere chinogona kukonzera zvikanganiso zve "fish-eye" kana nzvimbo diki.
Ukobvu hwekupedzisira hwefirimu hunoenderana nekukora kwelatex, kumhanya kwekunyudza, uye nguva yekugara mubhavhu. Pamitsetse yekugadzira nekukurumidza, chiyero chakakodzera chinofanira kuchengetedzwa kuti uwane ukobvu hwaunoda pasina kukonzera kubatwa kwemhepo kana zvimwe zvikanganiso. Uyezve, kusimba kwelatex compound kunofanirwa kuchengetedzwa mukati menguva yese yekunyudza. Kusagadzikana uye kutenderera kweropa zvinodiwa kudzivirira matambudziko akadai sekucheneswa kweganda, kirimu, uye kusvibiswa, izvo zvaizochinja kukora kwelatex uye zvichikonzera kusawirirana muchigadzirwa chekupedzisira.
Mushure mekurapwa: Mhedzisiro Yekupedzisira yeViscosity
Simba rezvinhu zve rheological harigumiri mushure mekunyudzwa. Matanho anotevera ekurapa akadai se vulcanization uye leaching, ayo anonyanya kutarisana nekushandura zvinhu zvemuviri zvefirimu, anobatanidzwawo nemaitiro emusanganiswa wekutanga. Semuenzaniso, tembiricha ye pre-vulcanization inogona kukanganisa maitiro e rheological emusanganiswa we latex uye, zvakare, maitiro emuchina wefirimu rekupedzisira. Maitiro ese inguva inoenderera mberi yemhinduro apo parameters dzedanho rega rega dzinopesvedzera kunaka kwechigadzirwa chekupedzisira, maitiro anofanira kudzorwa zvakanyatsonaka kubva pakutanga kusvika pakupera.
Kuderedza Zvikanganiso Zvakajairika Kuburikidza Nekutarisira Kusviba Kwemagetsi
Chikamu chikuru chezvikanganiso zvakajairika uye zvinodhura mukugadzirwa kwemagirovhosi elatexZvinogona kuteverwa zvakananga nekukundikana kugadzirisa viscosity pane imwe kana kupfuura panguva iyi. Viscosity ipfungwa yekufungidzira yemhando, uye nzira yekudzivirira nayo zvakakosha pakudzivirira zvikanganiso.
Kuongororwa Kwakadzama Kwezvikanganiso Zvine Chekuita neViscosity
Maburi:Ichi chikanganiso chakakosha chinokanganisa dziviriro yegirovhosi uye chinowanzobatanidzwa nekusviba kweganda nezvimwe zvine chekuita nazvo. Zvikonzero zvinosanganisira kubatwa kwemhepo nekuda kwekusanganiswa zvisina kunaka kana kusakwana kwemhepo, zvinhu zvakaita seguruva kana zvidimbu zvisina kunyungudika mu latex compound, uye coagulant coagulant isina kunaka inosiya nzvimbo isina latex.
Ukobvu Husina Kufanana:Izvi zvinokonzerwa nekusagona kudzora viscosity zvakanaka. Zvikonzero zvacho zvakawanda uye zvinosanganisira kushomeka kwe latex viscosity, izvo zvinokonzeresa kusashanda zvakanaka kwemvura uye kusashanda zvakanaka kwemafuta, pamwe nematambudziko ekusashanda zvakanaka kwemafuta kana kushandiswa kwawo.
Simba Rakaderera uye Kugara Kwakasimba:Firimu risina kusimba rinowanzo kukonzerwa nekusabatana zvakanaka panguva yekushandiswa kwe vulcanization, izvo zvinogona kukanganiswa nekupisa kwe pre-vulcanization. Zvisinei, kusawirirana kukuru muukobvu hwefirimu kunokonzerwa nekusagona kudzora viscosity ndiko kunotungamira kukundikana uku kwemakanika. Girovhosi rine ukobvu husina kuenzana richava nepfungwa dzisina kusimba dzinogona kubvaruka nekuboorwa panguva yekushandisa.
Cheni yakazara yezvikonzero zvezvikanganiso izvi yakaoma. Semuenzaniso, kushandiswa kwemushonga wekusimbisa kufukidza kwecoagulant kunogona, zvinoshamisa, kutungamira pakuumbwa kwefuro. Furo iri rinogadzira mapoketi emhepo anoguma nekuiswa kwecoagulant isina kukwana, izvo zvinozokonzera kusanyatsonamira kwelatex uye pakupedzisira zvinotungamira kumavanga matete uye maburi matete mugurovhosi rekupedzisira. Cheni iyi yezviitiko inoratidza kuti shanduko inoita sediki inogona kuva nemhedzisiro yakaipa, inokonzereswa nekupenya.
Mhinduro Dzinoshanda Dzekuvandudza Hunhu Hwakanaka Nguva Dzose
Kuti mugadziri anyatsogadzirisa zvikanganiso izvi, nzira yakakwana inodiwa.
Kutarisa Kusviba Kwenguva Yechokwadi:Mhinduro inoshanda zvikuru ndeyekuchinja kubva pakuongorora nemaoko, kwakavakirwa murabhoritari kuenda pakutarisa viscosity online nguva dzose. Izvi zvinopa nzira yekudzokorora nguva dzose, zvichibvumira kugadziriswa nekukurumidza, otomatiki kune maitiro acho, kudzivirira zvikanganiso zvisati zvaitika.
Kugadzirisa Maparamita Ekunyudza:Shandisa masisitimu ega ega ekudzora nguva yekunyudza, kumhanya kwekusimudza, uye tembiricha kuti uve nechokwadi chekuti firimu rinogadzirwa zvakanaka.
Kusefa Kwepamusoro uye Kuderera Kwesimba:Shandisa mafirita emesh akanyatsogadzirwa uye vacuum deaeration kubvisa tsvina nemhepo yakavharirwa kubva mu latex compound.
Chiyero cheLonnmeter-ND Vibrational Viscometer
IyoLonnmeter-ND online viscometerimhinduro yakagadzirwa nechinangwa inoratidza zvakanakira tekinoroji yekudzungudza pakugadzira magirovhosi elatex. Sensor yayo chinhu chimwe chete, chakajeka chakasimba chinodedera pane imwe frequency. Simba rinorasikirwa nekusagadzikana kwemvura rinoyerwa nemagetsi uye rinoshandurwa kuita kuverenga kwe viscosity. Chishandiso ichi chakakodzera zvese mvura dzeNewtonian nedzisiri dzeNewtonian uye chinokwanisa kuchengetedza kudzokorora kwakanyanya, kunyangwe kana kururama kwakakwana kwemvura dzisiri dzeNewtonian kukakanganiswa zvishoma.
Lonnmeter-ND mhinduro inogutsa kune indasitiri iyi nekuda kwezvikonzero zvakati wandei:
Kusimba Kusingaenzaniswi:Yakagadzirwa nezvinhu zvakaita se316 stainless steel, yakagadzirirwa kutsungirira kuoma kwenzvimbo yemaindasitiri, isina zvikamu zvinofamba zvinokundikana kubva mukusakara kana kusvibiswa.
Kuchinja-chinja uye Kugadzirisa:Chishandiso ichi chinopa huwandu hwakakura hwekuyera, kubva pa1 kusvika 1,000,000 cP. Chinogonawo kugadziriswa nemuviri murefu wekuisa (kusvika 2000mm) uye flange connections kuti zvikwane zvakananga mumatangi nema reactors akaoma kusvika, akadai seaya anoshandiswa mukubatanidza nekuchengetedza.
Mutengo Wakaderedzwa uye Marara:Nekupa ruzivo rwenguva chaiyo,Lonnmeter-NDzvinobvumira kuti nzira yekunyudza irambe ichibudirira. Izvi zvinodzivirira kuumbwa kwezvikanganiso, zvinowedzera goho rekugadzira, zvinoderedza marara ezvinhu, uye zvinoderedza kushanda nemaoko nenguva yekuzorora, zvichiita kuti mari idzoke nekukurumidza.
Kushandiswa kwechishandiso chakaita seLonnmeter-NDinoshandura maitiro kubva pakushanda nemaoko, kuita zvechiito kuita zvechiito zvakananga, otomatiki, uye zvinokurumidza. Mabhenefiti emari ekuchinja uku akajeka uye anokosha.
| Tsanangudzo yehunyanzvi | Kukosha (ma) |
| Nhamba yeViscosity | 1–1,000,000 cP |
| Kururama | ±2%−±5% |
| Kudzokorora | ±1%−±2% |
| Zvinhu Zvakajairika | 316 simbi isingasvibi (dzimwe sarudzo dziripo) |
| Kugadzirisa | Muviri wekuisa murefu (500mm-2000mm) wemidziyo yeropa inopindura |
Kune chero nyanzvi inoda kugadzirisa dambudziko ravokugadzirwa kwemagirovhosi elatexmutsetse, nzira yekufambira mberi yakajeka: famba kupfuura bvunzo dzemaoko, dzekuita reactive. Nekugamuchira hunyanzvi hwepamusoro hwekuona online, hwakadai seLonnmeter-ND, vagadziri vanogona kusimudzira maitiro avo kubva paunyanzvi kuenda kusayenzi, vachiwana mukana wekukwikwidza wakavakirwa pamhando yepamusoro, kushanda zvakanaka, uye nzira yekudzivirira zvikanganiso. Mabhenefiti emari ekuchinja uku haasi ekufungidzira; imhedzisiro yakananga yekuwedzera kwegoho, kuderedzwa kwemarara, uye kunaka kwechigadzirwa, zvichitungamira kukudzoka nekukurumidza uye kwakakura kwemari inodyarwa.
Nguva yekutumira: Gunyana-18-2025
