Fiberglass-reinforced plastics yog ntau yam khoom sib xyaw nrog ntau lub zog thiab ntau yam. Nws yog ib hom tshiab cov khoom siv tshiab uas ua los ntawm cov khoom cua thiab cov iav los ntawm kev sib xyaw ua ke.
Cov iav fiber reinforced yas nta:
(1) Kev sib raug zoo corrosion: FRP yog khoom zoo corrosion resistant cov khoom, muaj zoo ua tsis zoo rau cov cua, dej thiab cov concentrations cov kua qaub thiab alkali, ntsev thiab ntau cov roj thiab cov kuab tshuaj, tau lug siv tshuaj lom tiv thaiv corrosion Txhua yam. Yog hloov cov hlau; stainless hlau; ntoo; non-ferrous co thiab lwm yam ntaub ntawv.
(2) Lub cev muaj zog thiab siab zog: Qhov sib npaug ntawm FRP yog li ntawm 1.5 ~ 2.0, tsuas yog 1/4 ~ 1/5 ntawm cov hlau, tiam sis lub zog tensile yog ze los yog ntau dua li cov pa carbon, thiab lub zog muaj peev xwm yuav muab piv nrog rau ntawm cov qib high-grade hlau alloy. Nws yog dav siv hauv cov aerospace; ntshav siab thiab lwm yam khoom uas xav tau kom txo lawv tus kheej qhov hnyav.
(3) Zoo hluav taws xob ua tau zoo: FRP yog ib qho khoom siv zoo heev rau kev siv ntawm cov insulators, thiab nws muaj peev xwm tswj tau qhov zoo ntawm kev sib nraus.
(4) Kev ua kom zoo thermal: FRP conductivity yog tsawg, thiab nws yog 1.25 ~ 1.67KJ ntawm qhov chaw sov. Tsuas yog 1/100 ~ 1/1000 ntawm cov hlau yog ib qho khoom siv hluav taws xob zoo heev. Nws yog ib qho khoom zoo rau kev tiv thaiv thermal thiab ablation ua haujlwm nyob rau hauv cov ntaub ntawv ntawm cov mob hyperthermal ntev.
(5) Kev ua tau zoo heev: Raws li cov duab ntawm cov khoom, txoj kev molding yuav raug xaiv thiab cov txheej txheem ua tau yooj yim.
(6) Kev tsim kom zoo: Cov ntaub ntawv yuav raug xaiv raws li cov cai yuav tsum ua kom tau raws li cov qauv ntawm cov khoom ua tau zoo thiab cov qauv.
(7) Tsis tshua muaj ywj pheej Modulus: Tus tes hloov cev ntawm FRP yog 2 npaug loj dua li ntawm ntoo, tiam sis 10 zaug me dua li cov hlau. Yog li, qhov kev sib tham ntawm FRP feem ntau tsis txaus rau cov qauv khoom thiab nws yooj yim deformed. Cov tshuaj no tuaj yeem ua rau hauv plhaub tus qauv; cov qauv nyuaj kuj tuaj yeem ua rau cov xaum kauv loj lossis cov txha nqaj.
(8) Tsis zoo rau lub cev tsis ntev los no: Feem ntau, FRP tsis tuaj yeem siv rau kev kub ntxhov ntev ntev, thiab lub dav hlau polyester muaj zog ntawm FRP lub zog ntawm 50 degrees los yog ntau dua yuav ua rau qis qis dua.
(9) Kev hnoob nyoog laus: Nws yooj yim rau kev ua rau kev ua rau kev ua rau qeeb ntawm cov kab mob ultraviolet, cua thiab xuab zeb, los nag thiab daus, tshuaj lom neeg, thiab kev ua kom muaj kev ntxhov siab.
(10) Tsis tshua muaj kev sib tshuam ntawm kev sib tsoo: Qhov kev sib tshuam ntawm kev sib tshuam hauv kev sib tshuam yog kev yug los ntawm lub pob zeb thiab yog vim li ntawd qis. Nws yog ib qho ua tau kom lub adhesion ntawm cov khaubncaws sab nraud los ntawm xaiv ib tug txheej txheem, siv tus neeg saib xyuas ua ke, thiab lwm yam, thiab kom tsis txhob cuam tshuam kev sib tsho shearing thaum khoom tsim.
Cov iav fiber reinforced yas zoo:
Kub-resistant kub ntawm iav fiber reinforced yas yog ntau tshaj li uas tsis iav fiber ntau, tshwj xeeb tshaj yog nylon yas.
Cov iav fiber ntau reinforced plastics muaj tsawg shrinkage thiab high rigidity.
Cov iav fiber ntau-reinforced plastics tsis nyom crack, thiab tib lub sij hawm, tej zaum kuj ntawm iav reinforced fiber ntau pab txoj kev ntau
Cov iav fiber ntau reinforced plastics muaj zog, xws li: tensile zog, compressive zog, bending zog, txhua yam siab.
Vim yog qhov sib ntxiv ntawm lwm cov khoom siv, iav fiber reinforced plastics ua iav fiber reinforced plastics muaj ib qho kev kub hnyiab ntau. Feem ntau ntawm cov ntaub ntawv tsis tuaj yeem ignited thiab yog cov khoom nplaim hluav taws.
Iav Fiber Ntau Cov Khoom Uas Muaj Xiam Hlwb:
Vim qhov sib ntxiv ntawm iav fiber, iav fiber ntau-reinforced plastics ua cov yas ua opaque thiab pob tshab tsis muaj iav fiber ntau.
Cov iav fiber ntau reinforced plastics muaj tsawg dua toughness thiab brittleness dua iav fiber ntau reinforced plastics.
Yas Iav Fiber Ntau Cov Khoom Uas Muaj Plab Vim los ntawm cov iav fiber ntau, cov hmoov viscosity ntawm tag nrho cov ntaub ntawv tuaj yeem ua rau, lub cev tsis muaj zog, thiab kev txhaj tshuaj muaj zog ntau dua li tsis muaj iav fiber ntau. Rau kev txhaj tshuaj molding, kev txhaj tshuaj tiv thaiv ntawm tag nrho cov cuab tam siv dua tshiab zoo dua li tsis muaj. Iav fiber ntau twb tau nce los ntawm 10 ° C-30 ° C.
Vim qhov sib ntxiv ntawm cov iav fiber ntau thiab cov additives, lub hygroscopicity ntawm lub iav fiber reinforced plastics yog zoo heev enhanced, thiab cov khoom uas tsis yog thawj yuav tsis nqus dej thiab ua kua dej. Yog li ntawd, lawv yuav tsum tau qhuav thaum lub sij hawm txhaj tshuaj molding.
Thaum lub sij hawm txhaj tshuaj molding ntawm iav fiber reinforced plastics, iav fiber ntau tau nkag rau ntawm cov khoom yas, ua rau ntawm cov khoom ntxhib thiab speckled. Yuav kom tau ib qhov zoo dua nto zoo, nws zoo dua yog siv lub tshuab pwm kub kom sov lub pwm thaum txhaj tshuaj molding, yog li ntawd cov yas polymer nkag mus rau ntawm cov khoom, tab sis qhov zoo li cov yas ntshiab tsis tuaj yeem ua tiav.
Cov iav fiber reinforced, iav fiber ntau yog ib yam khoom nyuab heev, qhov kub siab heev ntawm cov khoom siv yog cov roj muaj corrosive, kev txhaj tshuaj moulding tshuab thiab txhaj tshuaj pwm thiab kev txhim khu yog loj heev, yog li cov khoom siv no siv thaum tuaj pwm thiab txhaj tshuaj moulding machines yog siv, kev tu xyuas yuav tsum tau ua kom paub tseeb tias cov nplaim ntawm cov khoom siv tiv thaiv tiv thaiv kev txhav thiab ua kom tawv nqaij.
