isicelo

Enye, PVC ibhodi ugwebu intshayelelo

Ibhodi ye-PVC ye-foam nayo yaziwa ngokuba yibhodi yekhephu okanye ibhodi ye-Andy, ngokwenkqubo yemveliso, imbonakalo kunye nokusebenza kunokwahlulwa kwibhodi ye-PVC ye-foam kunye nebhodi ye-foam yamahhala.

PVC ulusu ibhodi amagwebu iveliswa inkqubo Celuca, kunye umaleko ulusu elukhuni phezu komhlaba, agudileyo kwaye agudileyo, ukuqina eliphezulu, iimpawu mechanical elungileyo, kunye neemveliso ezichanekileyo eliphezulu, impazamo encinane ubukhulu, iimfuno ezingqongqo kwi ngundo, ifomula, inkqubo kunye ekrwada. izixhobo.

Umphezulu webhodi ye-PVC ekhupha amagwebu ikhululekile, akukho qweqwe, kwaye umphezulu ulungile kwaye u-convex, olungele ukuprinta, ukutshiza kunye ne-veneering.Inokuveliswa ngundo oluqhelekileyo olunamagwebu, kwaye inkqubo kulula ukuyilawula.

Ababini, iimpawu zebhodi ye-PVC ye-foam

Ukuziqhelanisa kuye kwabonisa ukuba ibhodi ye-PVC ye-foam inokufakelwa kakuhle kwe-thermal, ukugcinwa kobushushu, ukugquma isandi, ukuthwala ukukhanya kunye nezinye iipropati, ingcono kunezinye iiplastiki ezikhanyayo ezikhanyayo kunye ne-perlite, i-ceramsite, iimveliso ze-asbestos kunye nezinye izinto zokugquma, zineempawu zokusebenza okulula, eziphezulu. iqondo lokusebenzisa oomatshini, ukonga ixesha, ukonga umsebenzi.Ibhodi yogwebu yePVC inokuthuthwa ngombhobho othe nkqo ngoomatshini, onciphisa ixesha lokusebenza kunye nokuphucula ukusebenza kakuhle ngamaxesha angama-6 ~ 10 xa kuthelekiswa nezinye iindlela.

Ibhodi ye-PVC ye-foam eyenziwe nge-insulation layer, esetyenziselwa ukugquma uphahla kunye nokugquma kodonga lwangaphandle, inentsebenzo engenakuqhathaniswa yokufakelwa kwe-thermal kunye nokusebenza kwe-adhesion kuluhlu lwesakhiwo, kunye nolwakhiwo olufanelekileyo, ukhuseleko lokusingqongileyo, ukonga ixesha, ukusebenza kakuhle kunye nezinye iingenelo ezininzi, zingasetyenziselwa ukubuyisela indawo. i-polystyrene (ibhodi ye-benzene) kunye nezinye izinto zokufudumala ukushisa.Ibhodi yamagwebu ye-PVC ikwasetyenziswa kummandla osemazantsi ukwenza izitena zebhodi ye-foam ye-PVC, ukuze kuphunyezwe injongo yokugquma uphahla kunye nodonga lwangaphandle.Inezi mpawu zilandelayo:

1) Uqoqosho: ixabiso eliphantsi elibanzi.

I-2) Ukutshatyalaliswa kwe-thermal: i-thermal conductivity yi-0.06-0.070W / (MK), kunye nokuxhatshazwa kwe-thermal malunga namaxesha angama-10-20 ekhonkrithi eqhelekileyo.

I-3) i-lightweight: i-volume density eyomileyo ye-200-300kg / M3, elingana ne-1/5 ~ 1/8 yekhonkrithi eqhelekileyo yesamente, inokunciphisa umthwalo opheleleyo wesakhiwo.

4) Amandla oxinzelelo: amandla oxinzelelo yi-0.6-25.0MPA.

5) Ingqibelelo: ingaba yindawo yokuthulula isayithi, idibaniswe ngokusondeleyo neprojekthi eyintloko, akukho mfuneko yokushiya umthungo womda kunye nombhobho wokungenisa umoya.

I-6) i-low elastic shock absorption: i-porosity yebhodi ye-PVC ye-foam iyenza ibe nemodyuli ephantsi ye-elastic, ukuze ibe nefuthe elihle lokufunxa kunye nokusabalalisa kumthwalo wempembelelo.

I-7) Ukwakhiwa okulula: kuphela ukusetyenziswa komatshini webhodi ye-PVC enogwebu unokuqonda ukusebenza ngokuzenzekelayo, unokuqonda ukuphakama okuthe nkqo kweemitha ezingama-200 zokuthutha umgama omde, umthwalo wokusebenza ngu-150-300m3 / usuku lokusebenza.

I-8) Ukugquma isandi: Ibhodi yokugquma ibhodi ye-PVC ye-foam iqulethe inani elikhulu lamaqamza azimeleyo, kunye nokusabalalisa okufanayo, amandla okufunxa isandi se-0.09-0.19%, ngamaxesha angama-5 ekhonkrithi eqhelekileyo, kunye nomsebenzi osebenzayo wokugquma isandi.

I-9) Ukumelana namanzi: ibhodi ye-foam ye-PVC ephonsiweyo ine-absorption encinci yamanzi, i-bubbles evaliweyo ngokuzimeleyo kunye nokuthembeka okulungileyo, ukwenzela ukuba ibe nokusebenza okuthile kwamanzi.

10) Emva kokongeza izinto ezibonakalayo zombala, umkhiqizo unokwenziwa kwimibala eyahlukeneyo, emva kokuba i-formula yesimo sezulu yenziwe, umbala wayo unokuba ixesha elide ungatshintshi, akulula ukuguga.

11) Inokugrunjwa, isarhiwe, ibethelelwe, icwangciswe kwaye incamatheliswe njengenkuni, kwaye inokwakhiwa kusetyenziswa izixhobo zokulungisa iinkuni ngokubanzi.Imveliso egqityiweyo ingasetyenziselwa ukubunjwa kwesibini okutshisa kunye nokusonga, kwaye inokudityaniswa ngokuthe ngqo kunye nezinye izinto zePVC.

Okwesithathu, ukusilela kwemveliso

I-PVC FOAMED BOARD INE-ADVANAGES OMANINZI, ZITHATHWA NJENGEYONA ENKONZO KWAMANYE AMAZWE "UMTHI WESINTU ENDAWENI YEEMPAHLA", ngokweendawo ezahlukeneyo ezisebenzayo, ukusebenza kwemveliso kukwahluke ngandlel' ithile.Ngokomzekelo, "ibhodi ye-PVC yokuhlobisa ikhaya" inika ingqalelo ngakumbi ukhuseleko kunye nokusebenza kokusingqongileyo, ukusebenza kwentuthuzelo kunye nokusebenza okukhethekileyo kokusingqongileyo, ngelixa "ibhodi ye-PVC yorhwebo" ihlawula ingqalelo ngakumbi ekusebenzeni kokuqina, ukusebenza kwezoqoqosho, ukucocwa kunye nokusebenza kokugcinwa.Abantu bahlala beqonda ukungaqondi kakuhle okuthathu kwebhodi ye-PVC yogwebu:

1, idangatye elibuyiswayo “alilikwazi ukutshisa”;

Abanye abantu bafuna ukuthatha i-lighter ukutshisa ibhodi ye-PVC yogwebu, ukuze babone ukuba banokutshisa, ukutshisa akukho mlilo, ukutshisa i-flame retardant.Oku Ukungaqondani okuqhelekileyo, iimfuno zesizwe zePVC yebhodi ye-foam yokulinganisa umlilo we-BF1-T0 kwinqanaba lomgangatho, ngokomgangatho wesizwe wezinto ezingenakutsha njengomlilo A kwinqanaba, njengelitye, izitena, njl. Bf1-t0 ibakala. Itekhnoloji yomgangatho we-flame retardant iqulethe i-diameter ye-10㎜ yebhola yomqhaphu, efakwe etywaleni, ebekwe kumgangatho wePVC wokutsha kwendalo, ibhola yomqhaphu itshiswe, yalinganisa ububanzi bomkhondo womgangatho otshisiweyo wePVC, ongaphantsi kwe-50㎜, yi-BF1- T0 grade idangatye retardant umgangatho.

2, hayi ukhuseleko lokusingqongileyo alukho “ngevumba lempumlo”;

Izinto zePVC ngokwazo aziqulathanga i-formaldehyde, umgangatho we-PVC awuvumelekanga ukusebenzisa i-formaldehyde kwinkqubo yokuvelisa, ibhodi ye-PVC ye-foam ephezulu iya kusebenzisa izinto ezintsha ze-calcium carbonate eluhlaza, ezenziwe nje ngeemveliso ziya kuba nencasa elula, ayiyi kubangela ingozi kubantu. umzimba, awuyi kwenza abantu bazive bengakhululekanga.Iyakusasazeka emva kwexesha lokungena komoya.

3, “ukungagugi” ayithethi “ukuba nezixhobo ezibukhali aziyi kukrwempa kakubi”;

Xa abanye abantu bebuza malunga nobomi benkonzo kwaye banxibe ukumelana nebhodi ye-PVC yogwebu, bakhupha imela okanye isitshixo kunye nezinye izixhobo ezibukhali kwaye bakrwele umphezulu wePVC.Ukuba kukho umkrwelo, awuxhathisi.Okwenyani ILIZWE LICHAXEKILE PVC FLOOR ABRASION REISTANCE UVAVANYO AKUNJALO KUNIKEZWA NGENXA ECHULI EMBUSWENI, NGOKO UMBUTHO WESIZWE WOKUFUMANA KUMLINGANISWA NGOKUkodwa.

Okwesine, ukusebenza kwebhodi ye-PVC yogwebu

1. Iimpawu zoomatshini

Ibhodi ye-foam ye-PVC inobunzima obuphezulu kunye neempawu zoomatshini.Iyanda ngokunyuka kwe-molecular weight, kodwa iyancipha ngokunyuka kweqondo lokushisa.I-PVC eqinile ineempawu ezilungileyo zoomatshini, kwaye imodyuli yayo e-elastic inokufikelela kwi-1500-3000mpa.I-elasticity ye-PVC ethambileyo yi-1.5-15 MPa.Kodwa i-elongation ngexesha lekhefu liphezulu njenge-200% -450%.Ingxabano ye-PVC iqhelekile, i-coefficient ye-static ye-0.4-0.5, i-coefficient ye-friction eguquguqukayo ye-0.23.

2, ukusebenza kombane

Ibhodi ye-foam ye-PVC luhlobo lwepolymer eneempawu ezilungileyo zombane, kodwa ngenxa ye-polarity yayo enkulu, ukugquma kombane akulungile njengePP kunye ne-PE.I-dielectric engaguqukiyo enkulu, i-tangent yelahleko ye-dielectric I-engile kunye nokumelana nomthamo, ukunganyangeki kwe-corona, ilungele ngokubanzi izixhobo zokugquma umbane ophantsi naphakathi.

3. Ukusebenza kwe-thermal

Uzinzo lobushushu bebhodi ye-PVC lubi kakhulu, i-140 ℃ yaqala ukubola, ubushushu obunyibilikayo be-160 ℃.I-PVC yomgca wokwandisa i-coefficient incinci, inokutsha, isalathisi se-oxidation siphezulu njenge-45.

Ezintlanu, iimfuno zebhodi yokuvelisa amagwebu

1. Inkqubo yokuvelisa

Inkqubo yokuvelisa ibhodi ye-PVC eqinileyo ye-foam yile ilandelayo: I-PVC ye-resin + izongezo → isantya esiphezulu sokuxuba → isantya esisezantsi esibandayo ukuxuba → i-cone twin screw extrusion → ukwakheka komngundo (ugwebu oluqweqwe qweqwe) → ukupholisa kunye nokubunjwa → ukutsalwa kweerola ezininzi → ukusika iimveliso → ingqokelela kunye nokuhlolwa.Iinkcukacha zemveliso yebhodi ye-foam eqinileyo ye-PVC yi-1 220 mm × 2 440 mm, kwaye ubukhulu beemveliso yi-8 ~ 32 mm.

1.2 Uyilo lomgca wemveliso

2. Iimfuno zemathiriyeli ekrwada

I-resin: i-PVC ikhetha ngokubanzi i-8 uhlobo lwe-resin, isantya sokucubungula i-gelation siyakhawuleza, ubushushu bokucubungula buphantsi ngokwentelekiso, umgangatho wemveliso uzinzile, ukuxinana kulula ukulawula.Kwiminyaka yakutshanje, abavelisi abaninzi baye batshintsha ukuchwetheza i-5 resin.

I-Stabilizer: ukukhethwa kwe-stabilizer, ukuqwalasela ukhuseleko lokusingqongileyo kunye nesiphumo esihle sokhetho lokuqala lwe-stabilizer yomhlaba enqabileyo, kodwa ngenxa yexabiso eliphezulu, alizange liphakanyiswe, ikamva kunye neemfuno ezikhulayo zokukhuselwa kokusingqongileyo, i-market stabilizer enqabileyo yomhlaba iya kuba yimpumelelo. wamkelekile amathemba aqaqambileyo.I-Calcium kunye ne-zinc stabilizer inengxaki yokutshisa i-zinc kwaye umphumo wokuzinzisa ubi kakhulu kwaye idosi incinci.Okwangoku, eyona isetyenzisiweyo okanye ikhokelela kwi-stabilizer yetyuwa, ibhodi enegwebu ngenxa yecandelo elibanzi lomnqamlezo lokungunda, ijelo elide kunye nokuveliswa kobushushu be-foam ukubola, i-stabilizer ifuna umxholo ophezulu wokukhokela, isiphumo esihle sozinzo, ngaphandle koko imveliso ixhomekeke kwizinto ezahlukeneyo. iingxaki.

I-arhente yokuvuthela: ukukhethwa kwe-arhente yokuvuthela, i-agent evuthela i-AC kwinkqubo yokubola ukukhulula ubushushu obuninzi, kulula ukukhokelela kwicandelo elityheli phakathi, elifuna inani elithile le-arhente evuthelayo emhlophe, ukubola ukufunxa amandla obushushu obugqithisileyo, inani le-arhente egwebu amagwebu libe likhulu, ukuze kuphunyezwe amagwebu afanayo ngaphandle komngxuma omkhulu weqamza.

Umlawuli: isilawuli esinamagwebu, kwiminyaka yophando kunye nophuhliso kunye nophuculo, itekhnoloji yenkqubo yokulawula amagwebu i-ACR ikhula ngakumbi, umgangatho wokusebenza uzinzile ngakumbi nangakumbi, ibhodi egwebukileyo ngokobungqingqwa, ipleyiti ebhityileyo kufuneka ikhethe ukufakwa kweplastiki ngokukhawuleza, ipleyiti eshinyeneyo kufuneka ikhethe. plasticizing ecothayo isisombululo amandla isilawuli amagwebu.

Izithambisi: Ukukhethwa kwezithambiso kulandela umgaqo wokuthanjiswa kwangethuba, okuphakathi nasemva kwexesha, ukwenzela ukuba izinto zikhuselwe zizithambiso kuzo zonke izigaba, kwaye zibambelele kwimveliso ezinzileyo yexesha elide ngaphandle kokunyibilika nokunyuka.

I-agent ye-foam: Inani elincinci le-agent ye-foam ye-zinc oxide inokongezwa kwimveliso yokuphucula umgangatho we-foam kunye nesakhiwo se-foam, kunye nenani elincinci le-aluminium silicate lingongezwa ukunciphisa imvula.

I-Pigment: Ukuze kuphunyezwe umphumo omuhle ngakumbi, i-titanium dioxide kunye ne-fluorescent whitening agent inokongezwa, ukwenzela ukuba kuphuculwe ukuxhathisa kwemozulu kunokongezwa i-antioxidants kunye ne-ultraviolet absorbent.

I-agent yokuzalisa: ukukhanya kwe-calcium carbonate kunokukhethwa, ngaphandle kokusetyenziswa kwe-calcium esebenzayo, ukukhethwa kwenombolo ye-mesh ephezulu