Iindaba zeNkampani

1. Ukuxinana/umlinganiselo

Ukuxinana okuzalanayo kubhekisa kumthamo wenkampani yemichiza.

Umlinganiselo ubhekisa kumlinganiselo woxinaniso lwekhemikhali kubuninzi bamanzi.

2. Ubushushu be-vaporization kunye ne-coefficient of compression

Ubushushu bomphunga ngumthamo okhoyo kwigram nganye yeplastiki (cm³/g), kunyeukucinezelekangumlinganiselo womthamo okanye ubushushu bomphunga phakathi komgubo we-electrostatic kunye nenxalenye yeplastiki (ixabiso layo lihlala lidlula i-1). Zonke zingasetyenziselwa ukucacisa ubungakanani begumbi lokukhupha ifilimu. Ixabiso elikhulu lexabiso eliqhelekileyo lichaza ukuba umthamo wegumbi lokukhupha kufuneka ube mkhulu. Ngelo xesha, kubonisa kwakhona ukuba i-electrostatic powder inomoya omningi wokupompa, umbhobho wokukhupha unzima, ixesha lokubumba lide, kwaye ukusebenza kwemveliso kuphantsi. Okuchaseneyo kuyinyaniso ukuba ubushushu bomphunga buncinci, kwaye kulungile ukucinezela kunye nokunciphisa.

3.Ukufunxwa kwamanzi

Ukufunxwa kwamanzi kubhekiselele kwinqanaba lokwetyisa kweplastiki kunye nokufunxwa kwamanzi. Indlela yokulinganisa kukuqala ukomisa isampuli kwaye uyilinganise. Emva kokucwina emanzini iintsuku ezingama-24 okanye ezimbini, yisuse kwaye uyilinganise kwakhona, kwaye ubale ipesenti eyongeziweyo kwisixa, okuyiyo ukufunxa kwamanzi. ngesondo.

4. Ukusebenza

Isakhono seplastiki sokuzalisa umngxuma phantsi kobushushu kunye noxinzelelo lokusebenza kubizwa ngokuba ngumsebenzi. Yeyona parameter iphambili yetekhnoloji yokucwangcisa ephambili eqwalaselwa xa isitampu sifa. Intsha entsha esebenzayo kulula ukwenza idanyaza kakhulu, imbobo yokuzalisa ayixinene, iinxalenye zeplastiki zisasazwa ngokukhululekileyo, i-epoxy resin kunye nezihluzi ziqokelelwa ngokwahlukeneyo, kulula ukunamathela kubumba, ukukhutshwa komngundo kunye nokugqiba kunzima, ukuqina okuqinileyo kusekude kakhulu kwaye nokunye. izinto ezingeloncedo. Nangona kunjalo, ukuba umsebenzi uncinci, ukuzaliswa kufutshane, akulula ukwenza, kwaye uxinzelelo lokubumba lukhulu kakhulu. Ngoko ke, umsebenzi wokusebenzisa iiplastiki uhambelana nemimiselo yeengxenye zeplastiki, ukwenza iinkqubo kunye nokwenza imigangatho.

5. Iimpawu zokuqina kwezantsi

I-polyurethane elastomer iguqulwa ibe yi-ductile viscous state phantsi kokufudumala kunye noxinzelelo ngexesha lenkqubo yonke yokwenza. Njengoko umsebenzi usanda, i-cavity igcwele, kwaye ngexesha elifanayo, i-aldol condensation iyenzeka. Ubuninzi be-crosslinking buqhubeka bukhula, kwaye umsebenzi uguquguqukayo. Ingumatshini wokuzenzela ozenzekelayo owehlisa kwaye ngokuthe ngcembe womise izinto ezinyibilikisiweyo. Xa isitampu sokungunda, isantya esezantsi enzima ngokukhawuleza, kunye nezixhobo kunye imisetyenzana elifutshane ezingisayo umxholo kufuneka balumke ukuba kube lula ukutyisa, ukulayishwa kunye nokothula ufakelo, kunye nokukhetha imigangatho yokubumba esebenzayo kunye nemisebenzi eyiyo ukuphepha warping kwangethuba nzima okanye nzima. bottoming Ukunqongophala, okukhokelela ekubunjweni kakubi kwamalungu eplastiki.

6.Ukufuma kunye noGuquko lweziKhokelo ze-Organic

Zonke iintlobo zeplastiki zinamanqanaba ahlukeneyo okufuma kunye neekhompawundi eziguquguqukayo zezinto eziphilayo. Xa kuninzi, umsebenzi uyanda, kulula ukuphuphuma, ixesha lokuzingisa lide, linciphisa ukwanda, kwaye kulula ukuvelisa iipateni zamaza, ukwandiswa kunye nokunciphisa kunye nezinye izinto ezingalunganga kunye nokulimala. Imisebenzi yobunjineli boomatshini kunye nombane yamalungu eplastiki. Nangona kunjalo, xa iplastiki ilula kakhulu, iya kubangela umsebenzi ombi kunye nokwakheka okunzima. Ke ngoko, iiplastiki ezahlukeneyo kufuneka zitshiswe njengoko zifunwa. Kulula ukufudumeza izinto ngokufunxa amanzi awomeleleyo, ngakumbi kwixesha elifumileyo, nokuba iizinto ezifudunyeziweyokufuneka iphetshwe. Ukufunxa ukufuma

7.Ubuzaza bobushushu

Iiplastiki ezingevani nobushushu zibhekisa kwezinye iiplastiki ezibhetyebhetye ngakumbi kubushushu. Xa bedibana nobushushu kumaqondo aphezulu, ixesha lide okanye icandelo lomnqamlezo lokuvula ukutya lincinci kakhulu. Xa eyona mpembelelo yokusikwa inkulu, ukonyuka kobushushu bomngundo kunokubangela ukubola, ukubola, kunye nokwahlulahlula. Iiplastiki ezinolu hlobo lweempawu zibizwa ngokuba yi-heat-sensitive plastics.

8. Uvakalelo lwamanzi

Ezinye iiplastiki (ezifana ne-polycarbonate) zide zibe namanzi amancinci, kodwa ziya kuhlukana phantsi kobushushu obuphezulu kunye noxinzelelo oluphezulu. Olu hlobo lomsebenzi lubizwa ngokuba bubuntununtunu bamanzi, kwaye kulula ukuyifudumeza kwangethuba.

9.Ukufunxwa kwamanzi

Iplastiki iqikelele ukuba ngenxa yokuba kukho iintlobo zezongezo ezenza ukuba zibe namanqanaba ahlukeneyo obudlelwane bamanzi, iiplastiki zinokwahlulwa ngokufanelekileyo zibe ziindidi ezimbini: ukufunxa ukufuma, ukunamathela kokufuma, kunye nokungaguqukiyo kwaye kunzima ukubambelela emanzini. Kuqikelelwa ukuba isiqulatho sokufuma silawulwa ngaphakathi kuluhlu oluvumelekileyo, kungenjalo ukufuma kuba ngumphunga phantsi kobushushu obuphezulu kunye noxinzelelo oluphezulu okanye umphumo wokwenyani we-hydrolysis reaction kwenzeka, okuya kubangela ukuba i-epoxy resin iqhume, inciphise umsebenzi wayo, kwaye iswele. imbonakalo kunye nemisebenzi yobunjineli bomatshini kunye nombane. kulungile. Ngoko ke, iiplastiki ezifunxa amanzi zifudunyezwa ngeendlela ezifanelekileyo zokufudumeza kunye nemigangatho njengoko kufuneka, kwaye i-infrared infrared induction isetyenziselwa ukuphepha ukuphinda kufakwe umswakama ngexesha lokusetyenziswa.

10.Ukuphefumla

Ukuphefumla kubhekiselele kumsebenzi wokuhambisa umphunga wefilimu yeplastiki okanye ibhodi yeplastiki

11.Ixabiso lesalathisi sokunyibilika

I-Melt Index (MI) yixabiso eliqhelekileyo elibonisa umsebenzi wezinto zeplastiki ngexesha lokuvelisa kunye nokucubungula.

12.Amandla okuqina/ukuqhekeka kobude

Amandla okuqina abhekisa kumthamo wamandla afunekayo ukolula izinto zeplastiki ukuya kwinqanaba elithile (njengomda wesivuno okanye indawo yokuqhekeka). Iphawulwa ngokubanzi yindawo epheleleyo yeshishini ngalinye. Kwaye ipesenti yobude emva kokutsala ubude ukuya kubude bokuqala bubude obuqhekezayo.

13.Bumpy amandla acinezelayo

Amandla okucinezela amaqhuma kukukwazi kweeplastiki ukuxhathisa amaqhuma.

14.Impembelelo yamandla oxinzelelo

Amandla oxinzelelo lwempembelelo abhekisa kumandla ekinetic anokuthi iplastiki iwathwale xa ichaphazeleka ngamandla angaphandle.

15.Amandla

Amandla eeplastiki eziqhelekileyo zidla ngokuphawulwa ngeendlela ezimbini zokuhlola, ukuqina kweRockwell kunye nobunzima bukaSomo. Ngethuba lexesha, i-Shao's A yayisoloko isetyenziselwa ukulinganisa iiplastiki ezithambileyo, ezifana ne-TPE kunye nezinye i-polyurethane elastomers okanye i-rubber vulcanized, njl.; I-Shao's D yayisetyenziselwa ukulinganisa iiplastiki ezinzima, ezifana neeplastiki zenjongo ngokubanzi kunye nezinye iiplastiki zobunjineli, kwaye ininzi yobunjineli obuphezulu beeplastiki zeProjekthi okanye iiplastiki zeprojekthi yobunjineli kufuneka zilinganiswe nguRockwell.

16.Ubushushu bokuphazamiseka kobushushu

Iqondo lobushushu lokuguqula ubushushu liqondo lobushushu apho isiqwenga sovavanyo lweplastiki sineqhuma ukuya kwinqanaba eliphantsi koxinzelelo lokusebenza kunye nobushushu.

17.Ukumelana nokushisa kwexesha elide

Ukumelana nokushisa kwexesha elide kubhekiselele ekuxhathiseni ubushushu bezinto zeplastiki kwisicelo sexesha elide.

18.Uphawu olunganyibilikiyo

Umlingiswa weyeza elinganyangekiyo kwi-solvent libhekiselele kukuguqulwa kobunzima, umthamo, amandla okuqina kunye nobude bezinto zeplastiki emva kokuntywiliselwa kwi-solvent ye-organic kwiqondo lobushushu ixesha elithile. Inguqu encinci yemfuza ibonisa utshintsho oluhle kakhulu lweDielectric ephantsi.

19.Ukuchasana nokuguga

Ukuchasana nokuguga kubhekisela ekuchaseni izinto zeplastiki kwiingozi zokukhanya kwelanga, ukushisa, umoya, umoya kunye nemvula kwindawo yendalo yangaphandle, ebangela utshintsho olunzulu kunye nokuwohloka.

20.Ukucaca

Ukucaca kubhekiselele ekuhanjisweni kokukhanya kweeplastiki kwindawo yokukhanya ebonakalayo. Iiplastiki zinokwahlulwa zibe yi-transmittance light, i-transparency kunye ne-opacity ngokwezinga lokukhanya okudlulayo.

21.ukuguda

Ukuguda kubhekiselele kwinqanaba leglasi elifana neleekhemikhali ezikwaziyo ukurefraka ukukhanya. Ukuguda okuhle kubhekisa kumphezulu oqaqambileyo wemichiza.

22.I-insulating layer itshabalalisa i-voltage esebenzayo

Amandla ombane osebenzayo wokutshabalalisa umaleko okhuselayo ngumbane osebenzayo owandisa umahluko omkhulu onokwenzeka kwisiqwenga sovavanyo ukufikelela ekutshatyalalisweni kwamandla e-dielectric, ahlulwe ngexabiso (Kv/mm) lomgama phakathi kwee-electrode ezimbini (ukutyeba kwee-electrics). iqhekeza lovavanyo).

23.ubushushu bokudibanisa

Ubushushu be-fusion bubizwa ngokuba bubushushu bokunyibilika kunye ne-vaporization, okuyi-kinetic energy efunekayo ekubunjweni okanye ukunyibilika kunye ne-crystallization ye-crystalline polymer. Le nxalenye yamandla e-kinetic isetyenziselwa ukunyibilikisa i-crystalline structure ye-polymer material. Ke ngoko, xa i-crystalline polymer icutshungulwa ngokubumba inaliti, ifuna amandla amaninzi e-kinetic ukufikelela kwiqondo lobushushu elithile lokunyibilika kunaxa i-amorphous polymer icutshungulwa ngokubumba inaliti. Akukho mfuneko yobushushu bokunyibilika kunye nokufunxa.

24.ubushushu obuthile

Ubushushu obuthile bububushushu obufunekayo xa ubushushu bezinto ezikrwada zeshishini bunyuka nge-1 degree [J/kg.k].

25.i-thermal diffusivity

I-Thermal diffusivity ibhekisela kwisantya apho ubushushu buqikelelwa ukuba budluliselwe kwizinto zokufudumeza. Ikwabizwa ngokuba yi-coefficient yokudlulisa ubushushu. Ixabiso layo lixabiso lobushushu (ubushushu obuthile) kunye nokwetyiswa kwezinto kunye nokufunxa okufunekayo xa ubushushu bezinto ezikrwada zeshishini lenyuka nge-1 degree. Umlinganiselo wobushushu (i-coefficient yokudlulisa ubushushu) ikhethiwe. Uxinzelelo olusebenzayo alunabungozi kangako kwi-coefficient ye-thermal diffusion, kodwa ubushushu buyingozi kakhulu.