Isigqubuthelo somngxuma wezinto ezihlanganisiweyo luhlobo lokuhlola umngxuma wokuhlola, kwaye iimpawu zalo zichazwe: isigqubuthelo somngxuma wokuhlola sidityaniswe yinkqubo ethile esebenzisa i-polymer njengesixhobo se-matrix, ukongeza izinto zokuqinisa, izizalisi, njl.
Ngapha koko, isigqubuthelo somngxuma weresin (esikwabizwa ngokuba yipolymer ifayibha yeglasi eyomeleziweyo yesigqubuthelo somngxuma weplastiki/isixhobo esihlanganisiweyo sokugquma umngxuma) luhlobo lwesigqubuthelo somngxuma osebenzisa ifayibha yeglasi kunye neemveliso zalo (ilaphu leglasi, iteyiphu, ukuva, umsonto, njl.njl.) njengokuqinisa umngxuma, njl.njl. imathiriyeli kunye ne-synthetic resin njengempahla ye-matrix.Iqukethe i-polyester resin engaxutywanga, izigcwalisi, iziqalisi, i-thickeners, i-shrinkage additives, ii-agent zokubumba ifilimu, ii-pigments kunye nezixhobo zokuqinisa, njl.
Phakathi kwezinto ezongeziweyo, izinto eziqinisiweyo zefiber (indwangu yeglasi, iteyiphu, ivakale, intambo, njl.) Zezona ziphambili, ezibonakaliswe ngamandla amancinci amancinci, amandla athile amakhulu kunye nemodyuli ethile.Umzekelo, izinto ezidityanisiweyo ze-carbon fiber kunye ne-epoxy resin, amandla ayo athile kunye nemodyuli ethile zikhulu ngokuphindwe kaninzi kunezo zentsimbi kunye ne-aluminium alloy, kwaye inozinzo olubalaseleyo lwekhemikhali, i-anti-friction kunye nokumelana nokunxiba, ukuzithambisa. ukumelana nobushushu, ukumelana nokudinwa, ukuxhathisa iCreep, ukunciphisa ingxolo, ukugquma kombane kunye nezinye iimpawu.I-composite yefiber yegraphite kunye ne-resin inokufumana into ene-coefficient yokwandisa phantse ilingana no-zero.Olunye uphawu lwezinto eziqinisiweyo zefiber yi-anisotropy, ngoko ke ukucwangciswa kweefibers kunokwenziwa ngokweemfuno zamandla kwiindawo ezahlukeneyo zemveliso.Imixube ye-aluminiyam ye-matrix eyomelezwe ngeentsinga zekhabhoni kunye ne-silicon carbide fibers zisengagcina amandla awoneleyo kunye nemodyuli kwi-500 °C.
Izigqubuthelo zomngxuma odibeneyo zinokwahlulwa zibe yi-BMC kunye ne-SMC ngokwemfuno yentengiso, iinkqubo ezahlukeneyo zemveliso kunye nemathiriyeli:
Izixhobo ze-BMC (DMC) ziikhompawundi zokubumba isambuku.Ihlala ibizwa ngokuba yi-unsaturated polyester bulk compound e-China.Eyona nto ingundoqo ekrwada yi-prepreg efana nentlama exutywe ngokupheleleyo yi-GF (i-fiber yeglasi enqunqiweyo), i-UP (i-resin unsaturated), i-MD (i-filler) kunye neentlobo ezahlukeneyo zokudibanisa.Iimathiriyeli ze-DMC zaqala ukusetyenziswa kwindawo eyayisakuba yiNtshona Jamani kunye nase-United Kingdom ngeminyaka yoo-1960, emva koko zaphuhliswa e-United States nase-Japan ngeminyaka yee-1970 kunye nee-1980, ngokulandelelanayo.Ngenxa yokuba i-BMC yobuninzi bokubumba i-compound ineempawu ezibalaseleyo zombane, iipropati zomatshini, ukuxhathisa ubushushu, ukuxhathisa ukubola kweekhemikhali, kwaye iqhelanisa neenkqubo ezahlukeneyo zokubumba, inokuhlangabezana neemfuno zokusebenza kweemveliso ezahlukeneyo, kwaye isetyenziswa ngokubanzi kwimveliso yeemoto, ukuthutha kaloliwe, izixhobo zokwakha. , iimveliso zoomatshini kunye nezombane kunye neminye imimandla.
Iikhompawundi ze-SMC zikhompawundi zokubumba amaphepha.Izinto eziphambili zekrwada zenziwe nge-GF (umsonto okhethekileyo), i-UP (i-resin unsaturated), i-low shrinkage additive, i-MD (i-filler) kunye nabancedisi abahlukeneyo.Yaqala ukuvela eYurophu ekuqaleni kweminyaka yoo-1960, kwaye malunga no-1965, iUnited States kunye neJapan zaphuhlisa lo msebenzi wobugcisa ngokulandelelanayo.Ekupheleni kweminyaka yoo-1980, ilizwe lam lazisa imigca yemveliso ye-SMC yangaphandle kunye neenkqubo zemveliso.Izixhobo ezihlanganisiweyo ze-SMC kunye neemveliso zazo ezibunjiweyo ze-SMC zineempawu ezibalaseleyo zokugquma umbane, iipropathi zomatshini, ukuzinza kwe-thermal, kunye nokunganyangeki kwemichiza.Ke ngoko, uluhlu lwezicelo zeemveliso ze-SMC luqhelekile.Intsingiselo yangoku yophuhliso kukutshintsha imathiriyeli ye-BMC kunye nemixube ye-SMC.
Ngoku ukufakwa kwesigqubuthelo somngxuma we-resin kudlala indima enkulu kubomi bethu, kwaye izigqubuthelo zomngxuma wentlaka zibalasele ngenxa yomsebenzi wazo wokuzicoca.
Ukusetyenziswa kwezigqubuthelo zomngxuma we-resin endleleni kuneempawu zokugquma, akukho ngxolo, akukho xabiso lokurisayikilishwa kunye nendalo yokuchasana nobusela.Ayinakubuyiselwa kwizigqubuthelo zomngxuma wentsimbi.
Isigqubuthelo somngxuma we-resin senziwe yinkqubo ekhethekileyo yokubumba, eyenza isixeko sibonakale sitsha.Ubomi benkonzo yiminyaka eyi-20-50.Isigqubuthelo somngxuma we-resin esakhiwe ngokubunjwa kobushushu obuphezulu sineenzuzo zobunzima bokukhanya kunye namandla aphezulu, ukumelana nokudinwa okugqwesileyo kunye nokhuseleko lomonakalo.Ineenzuzo zokubumba okulula, ingxolo ephantsi yokusila, ukuxhathisa okulungileyo kwimichiza, ukuxhathisa okuhle kwe-asidi kunye ne-alkali kunye nenkangeleko enhle, kunye nokungcola kwamanzi amdaka kuyancipha ngakumbi.
Ngoku kwimarike, izigqubuthelo zomngxuma eziveliswe ngabavelisi bomngxuma ohlukeneyo odibeneyo benziwe ngezinto ezahlukeneyo, kodwa izinto ezininzi ziyafana:
1. Ukusebenza okunamandla okuchasene nobusela: Izigqubuthelo zomngxuma odibeneyo zenziwe ngokubanzi nge-resin engaxutywanga, i-glass fiber kunye nezinye izinto ngenkqubo ekhethekileyo yokuvelisa, kwaye iimveliso azinalo ixabiso lokuphinda lisetyenziswe.Ukomeleza akulula kangako.
2. Ubomi benkonzo: Ngokusetyenziswa kwe-resin ephezulu yokusebenza, ifayibha yeglasi kunye nefomyula ekhethekileyo yenkqubo yokuvelisa, ukungena kwe-composite yokugubungela kakuhle kwi-fiber yeglasi kuqinisekiswa, kwaye ukunamathela phakathi kwezi zibini kuphuculwe kakhulu, ukwenzela ukuba izinto eziphathekayo. ayiyi konakala phantsi kwesenzo somthwalo we-cyclic.Umonakalo wangaphakathi uyenzeka, ngaloo ndlela uqinisekisa ubomi benkonzo yemveliso kunye neenzuzo ezifanayo zezinye izigqubuthelo zomngxuma we-resin composite, ukuphelisa ngokufanelekileyo ukungabikho kokubambelela kakubi.
3. Ukushisa okuphezulu / ukumelana nokushisa okuphantsi, ukusebenza kakuhle kwe-insulation kunye nokumelana nokugqwala okuqinileyo: imveliso ayinayo i-corrosion, ayinayo ityhefu kwaye ayinabungozi.Akukho zongezo zentsimbi.Ingasetyenziswa kwiindawo ezintsonkothileyo neziguquguqukayo, ezirhabaxa nezifunayo.Izigqubuthelo zomngxuma eziveliswe ngabavelisi bemijelo ehlanganisiweyo beBester ziye zavavanywa ngamaziko ovavanyo agunyazisiweyo kazwelonke afanelekileyo, kwaye anokumelana okucacileyo kweasidi kunye nealkali, ukumelana nokubola, ukuchasana nokuguga kunye nezinye izikhombisi ezininzi ezihlangabezana nemigangatho yomgangatho wemveliso.
4. Intle kwaye iyasebenza, inqanaba eliphezulu: ngokweemfuno zabathengi abakumgangatho ophezulu, sinokwenza i-LOGO entsonkothileyo kunye neentlobo ngeentlobo zemibala kumphezulu woyilo lomngxuma owenziwe ngumntu, ukuze iphethini ithambile, umbala. iqaqambile kwaye icacile.Ngokweemfuno zabathengi, inokwenziwa kwiimbonakalo ezahlukeneyo zamatye kunye nemibala efana neepavumente zamatye ezahlukeneyo.
5. Umthamo oqinileyo wokuthwala: I-bottom ithatha isakhiwo esikhethekileyo soyilo, kwaye i-fiber yokuqinisa eqhubekayo isetyenzisiweyo yenziwe ngezinto eziphathekayo ukuze kuqinisekiswe ukuba i-fiber kunye ne-glass fiber cloth ihlanganiswe, ukwenzela ukuba umkhiqizo ube nomthamo othile wokuthwala.
6. Ukukhuselwa kwendalo, ukungatyibiliki, ingxolo ephantsi: isigqubuthelo sombhobho asiyi kutyhutyha emva kokuba imoto iqengqeleke, kwaye akuyi kubakho ingxolo embi yeendlebe kunye nokungcola.
Xa ufaka isigqubuthelo somngxuma odibeneyo, landela la manyathelo mane:
1. Ngaphambi kofakelo, isiseko sesigqubuthelo somngxuma kufuneka sicoceke kwaye siqine, kwaye ububanzi bangaphakathi, ubude kunye nobubanzi bufanele bugqitywe ngokuhambelana nobukhulu besigqubuthelo somngxuma.
2. Xa ufaka isigqubuthelo somngxuma odibeneyo kwindlela ye-samente, qwa lasela ingqalelo kwi-wellhead masonry kufuneka igalelwe ngekhonkrithi, kwaye umsesane wokukhusela ikhonkrithi kufuneka usungulwe kwi-periphery ukwenzela ukugcinwa malunga neentsuku ze-10.
3. Xa ufaka izigqubuthelo zomngxuma odibeneyo kwipavement ye-asphalt, ingqwalasela kufuneka ihlawulwe ukunqanda ukuba oomatshini bokwakha baqengqele ngqo isigqubuthelo somngxuma kunye nesitulo somthombo ukunqanda umonakalo.
4. Ukuze kugcinwe ubuhle bombhobho wembobo kunye nokubhala okucacileyo kunye nepateni, qaphela ukuba ungangcolisi isigqubuthelo somngxuma xa ugalela i-asphalt kunye ne-samente kwindlela.
indlela yophuhliso:
(1) Ukomelela kwayo kukwesibini kuphela koko kugquba imingxuma yeplastiki yamatye.Inokuthwala ngaphezulu kweetoni ezingama-40 zezithuthi.
(2) Ukusebenza kwayo okubanzi kuphakathi kwesigqubuthelo somngxuma welitye-yeplastiki kunye nesigqubuthelo somngxuma wekhonkrithi, ongcono kunesamente;inokusetyenziswa ngamaxesha aneemfuno zobugcisa eziphezulu zokugquma umngxuma.
(3) Inzuzo yayo ebalaseleyo kukuba ayisebenzisi i-steel skeleton reinforcement, kodwa iqiniswe nge-glass fiber composite, eyimveliso yohlobo lwe-GRC.Ngoko ke, inenzuzo yokungathinteki xa ixabiso lentsimbi liqhubeka nokunyuka.Kuba ingenayo intsimbi encinci, ichasene nobusela kuneplastiki yamatye kunye nezigqubuthelo zomngxuma wekhonkrithi.
(4) Isantya sayo sokunyanga sikhawuleza ngokuphindwe kaninzi kuneso sekhonkrithi yefiber, kwaye sinokudilizwa kwiiyure ezisi-8.Ukuba iveliswe kwiinguqu ezintathu, inokudilizwa kathathu kwiiyure ezingama-24.Nangona ubungakanani bokungunda bungaphezulu kwelo leplastiki yamatye, yi-1/6 kuphela yesigqubuthelo somngxuma wekhonkrithi wefiber.Kwakhona kunokunciphisa utyalo-mali lokungunda.Ngemveliso yonyaka yeeseti ezingama-10,000 zemijelo yokugubungela, kuphela iiseti ezili-10 zokubumba ezifunekayo.
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(6) Kuphuculo oluqhubekayo nohlaziyo lwesigqubuthelo somngxuma odityanisiweyo, izalathisi ezahlukeneyo zigqithile kumgangatho woshishino woBuphathiswa boKwakha, kwaye ngokusisiseko zifikelele kumgangatho womgangatho woshishino lomngxuma welizwe lam.
Ms.Serafina +86 15102806197
Ixesha lokuposa: Apr-23-2022
