npe 02

Xov xwm

Cov ntawv polyethylene yog siv rau hauv ntau daim ntawv thov engineering

Polyethylene daim hlau qhov no yog vim hais tias molecular chains qee zaum thaiv lawv cov photocrystals, tawm hauv ib cheeb tsam loj amorphous nyob rau hauv biomolecule, polyethylene daim hlau yuav nqus tau ntau yam kinetic zog.Raws li kev siv, astm- D256 txoj kev yog siv los txiav txim qhov cuam tshuam ntawm cov khoom siv zog compressive zog.Raws li kev sib piv, lub zog compressive ntawm polyethylene board tuaj yeem muab faib ua polycarbonate, polycarbonate paub txog nws qhov kev cuam tshuam, thiab tuaj yeem siv los ua cov khoom siv roj hmab.

Kev sib txhuam tsis kam ntawm polyethylene phaj yog tsawg heev.Polyethylene board muaj kev hnav zoo dua, tsis muaj kev sib txhuam thiab zoo rau tus kheej-wettability.Nws yog tus npau suav raw khoom ntawm bushing, roller thiab bushing.Kev xaiv ntawm polyethylene board raws li kev sib txhuam khub, tsis tsuas yog tuaj yeem txhim kho lub neej kev pabcuam puas tsuaj, polyethylene board thiab tuaj yeem txuag tau cov peev txheej.

Polyethylene board muaj cov tshuaj tiv thaiv zoo.Polyethylene board muaj cov tshuaj tiv thaiv zoo dua.Ntxiv rau cov concentrated nitric acid thiab sulfuric acid, polyethylene board tsis yooj yim rau etched nyob rau hauv tej alkaline los yog acidic tov.Nws tuaj yeem siv los ua dilute hydrochloric acid ntawm 80 ℃, hauv sodium cyanide & LT;Hydrochloric acid & lt;75% du, kuj tuaj yeem siv nrog dej thiab tshuaj ntxuav.Raws li txhua tus paub, polyethylene board yog yooj yim heev rau o nyob rau hauv aliphatic hydrocarbons los yog halogenates (tshwj xeeb tshaj yog nyob rau hauv tas li ntawd kub kub), yog li yuav tsum tau them nyiaj mloog mus rau nws siv.

Txhim kho qhov hnav tsis kam ntawm polyethylene board.High hnav tsis kam yog ib qho ntawm cov yam ntxwv ntawm kev ntxias, polyethylene board nyob rau hauv ntau txoj haujlwm hauv kev siv tus nqi siv tseem ceeb.Nyob rau theem no, tag nrho cov yas polyethylene board muaj kev hnav zoo, thiab txawm tias ntau cov ntaub ntawv hlau tsis zoo li qub.Nrog rau kev txhim kho ntawm qhov hnyav molecular ntawm kev kub siab polyethylene, hnav tsis kam ntawm cov khoom siv no kuj tseem txhim kho.Impact resistance ntawm polyethylene board.Lub zog compressive ntawm polyethylene phaj muaj feem xyuam rau nws qhov hnyav molecular.Thaum tus txheeb ze molecular hnyav qis dua 2 lab, qhov cuam tshuam lub zog ntawm polyethylene phaj nce nrog qhov nce ntawm cov txheeb ze molecular hnyav, thiab tus nqi siab dua yog li 2 lab.Hauv qhov no, qhov cuam tshuam compressive zog yuav txo qis nrog qhov nce ntawm cov txheeb ze molecular hnyav.


Post lub sij hawm: May-31-2022