Ruzivo rwezvinhu zvisingapindi mabara - UHMWPE

Fiber yepolyethylene ine uremu hwepamusoro-soro (UHMWPE), inozivikanwawo sefiber yePE ine simba guru, ndeimwe yefiber nhatu dzepamusoro-soro dziripo nhasi (carbon fiber, aramid fiber, uye ultra-high molecular weight polyethylene fiber), uye ndiyo fiber yakaoma zvikuru pasi rose. Yakareruka sepepa uye yakasimba sesimbi, ine simba rakapetwa kagumi neshanu resimbi, uye kaviri recarbon fiber uye aramid 1414 (Kevlar fiber). Pari zvino ndiyo inonyanya kushandiswa pakugadzira majasi asingapindi mabara.
Huremu hwayo hwemamorekuru hunotangira pamamiriyoni 1.5 kusvika mamiriyoni masere, zvinova zvakapetwa kakawanda kupfuura fiber dzakajairika, inova ndiyo mavambo ezita rayo, uye ine mashandiro akanaka kwazvo.

PE

1. Chimiro chacho chakasimba uye hachina makemikari akawanda, uye mhinduro dzakasimba dzeasidhi-base uye organic solvents hazvina zvazvinoita pakusimba kwacho.
2. Kuwanda kwemvura iyi i 0.97 gramu chete pa cubic centimeter, uye inogona kuyangarara pamusoro pemvura.
3. Kuwanda kwemvura kushoma kwazvo, uye hazvidikanwi kuti iome isati yagadzirwa uye yagadziriswa.
4. Inodzivirira kukwegura kwemamiriro ekunze uye inodzivirira UV zvakanyanya. Mushure memaawa 1500 yekuvhenekerwa nezuva, simba refiber rinoramba richiripo kusvika 80%.
5. Ine simba rakanaka rekudzivirira pamwaranzi uye inogona kushandiswa sendiro yekudzivirira yezvivakwa zvemagetsi enyukireya.
6. Kudzivirira kupisa kwakaderera, ichiri ne ductility pakupisa kwe liquid helium (-269 ℃), nepo aramid fibers ichirasikirwa nekushanda kwayo kwekudzivirira mabara pa -30 ℃; Inogonawo kuchengetedza simba rakanaka rekukanganisa mu liquid nitrogen (-195 ℃), hunhu husina mamwe mapurasitiki, uye nekudaro inogona kushandiswa sezvikamu zvinodzivirira kupisa kwakaderera muindasitiri yenyukireya.
7. Kusapera, kusakotama, uye kuneta kwebvudzi repolyethylene rine huremu hwakanyanya uye rakasimba kupfuura mamwe mafibers aripo, ane huremu hwakanyanya uye kusimba kwekucheka. Fiber yepolyethylene ine huremu hwakanyanya uye ine huremu hwakanyanya inonetsa kucheka nechigero. Machira akagadzirwa anofanira kuchekwa uchishandisa muchina wakakosha.
8. UHMWPE inewo simba rakanaka rekudzivirira kupisa kwemagetsi.
9. Hutsanana uye hahuna chepfu, hunogona kushandiswa pakubata chikafu nemishonga. Kana huchienzaniswa nedzimwe purasitiki dzeinjiniya, fiber dzepolyethylene dzine huremu hwakanyanya hwemamorekuru dzine zvikanganiso zvakaita sekudzivirira kupisa zvishoma, kuomarara, uye kuomarara, asi zvinogona kuvandudzwa kuburikidza nenzira dzakadai sekuzadza nekubatanidza; Kubva pakuona kwekudzivirira kupisa, nzvimbo yekunyunguduka yeUHMWPE (136 ℃) inowanzofanana neye polyethylene yakajairika, asi nekuda kwehuremu hwayo hukuru hwemamorekuru uye kunyunguduka kwakanyanya, zvakaoma kugadzirisa.


Nguva yekutumira: Kubvumbi-30-2024