PVC Pem Teb yog hom tshiab ntawm lub teeb ua si pem teb cov khoom kho kom zoo nkauj uas tau nrov heev hauv lub ntiaj teb niaj hnub no, tseem hu ua "lub luag yooj yim pem teb khoom". Nws yog cov khoom nrov hauv Tebchaws Europe, America, Asia, Nyiv thiab Kaus Lim Qab Teb. Nws tau nkag mus hauv Suav lag luam thaum xyoo 1980s thiab tau pom dav dav tau pom nyob hauv cov nroog loj thiab nruab nrab hauv Suav teb. Nws yog dav siv, xws li tsev, tsev kho mob, tsev kawm ntawv, thiab chaw ua haujlwm. Cov tsev, chaw tsim khoom, cov chaw pej xeem, khw muag khoom, Kev Lag Luam, thiab lwm qhov chaw.
"PVC pem teb" yog hais txog hauv pem teb ua los ntawm polyvinyl chloride cov ntaub ntawv. Tshwj xeeb, polyvinyl chloride thiab nws cov ntawv luam tawm copolymer yog siv los ua cov khoom siv raw, thiab cov hlua khi, cov xim thiab lwm cov ntaub ntawv pov npav ntxiv. Ntawm daim ntawv txuas ntxiv ntawm substrate, nws yog coated lossis calendering, extruded lossis extruded. Cov txheej txheem tsim tawm.
Yuav ua li cas tsim pvc pem teb?
Ua ntej tshaj plaws, nws yog chav sov kub ntawm pvc pem teb kev tsim kho. Nws yog qhov yuav tsum tau tias lub tsev ntsuas cua sab hauv yuav tsum tau tswj hwm ntawm 15 degrees thiab 25 degrees thaum kev tsim kho. Thiab kom ntseeg tau tias dej thiab hluav taws xob tuaj yeem siv ib txwm, thiab tib lub sijhawm muaj cov tshuaj tiv thaiv kev tiv thaiv. Cov hauv av hauv av ua ntej kev tsim kho yuav tsum tau ua tiav lub teb chaws yuav tsum tau ua tiav: tiaj tus thiab qhuav, huv si, nyuaj thiab dawb ntawm lwm cov impurities xws li roj.
Thawj kauj ruam yog av hauv paus kho mob ua ntej kev tsim kho ntawm pvc pem teb. Siv lub tshuab sanding pem teb kom txhuam tag nrho cov av uas yuav tsum tau muab tso rau kom ntxuav ib co impurities nyob rau saum npoo av. Ib txhia tsa, xoob thiab hollow hauv av yuav tsum tau muab tshem tawm. Tom qab ntawd ntxuav cov khib nyiab thiab cov plua plav tsim los ntawm kev sib tsoo, thiab kho cov kab nrib pleb kom ntseeg tau tias kev sib xyaw ua ke ntawm tus kheej thiab txheej txheem puag.
Qhov thib ob kauj ruam yog kev ntsuas tus kheej thiab qib siab. Kev ua haujlwm tsim nyog rau tus kheej yuav tsum tau nqa tawm thaum lub primer yog qhuav thiab tsis muaj kev sib txuam ntawm cov kua. Thaum lub sijhawm kev tsim kho tus kheej, nws yog qhov tsim nyog yuav kom ntseeg tau tias txoj kev ntsuas tus kheej yog cov yaum kom sib xyaw. Yog li ntawd, nws yog qhov zoo tshaj plaws los siv cov kws tshaj lij kev ua haujlwm kom sib tov thiab tuav cov dej ntws kom xis mas.
Kauj ruam thib peb yog tso ntawm pvc pem teb. Nws yog qhov zoo tshaj plaws rau nthuav tawm cov ntaub ntawv paving rau ntau tshaj 24 teev ua ntej tso, uas tuaj yeem txo cov xim sib txawv ntawm cov ntaub ntawv sib txawv ntawm cov ntaub ntawv. Yog li ntawd, nws yog qhov zoo tshaj plaws kom muab tso ua ke ua ke rau cov ntaub ntawv hauv av tib yam ntawm tib cov xim sib txawv thaum tso tau yooj yim thaum tso tau yooj yim, uas yuav cuam tshuam rau tag nrho cov nyhuv.
Ob kauj ruam thib plaub yog kev kho mob ntawm cov nqaws. Kev tsim kho yuav tsum tau ua 24 teev tom qab hauv pem teb yog tso thiab cov kua nplaum yog kho kom tiav ua ntej grooving thiab vuam yuav ua tau. Nco ntsoov tias qhov tob ntawm qhov zawj yog qhov uas nyiam dua ob feem peb ntawm cov tuab ntawm hauv av, thiab cov leeg tuaj yeem tsis tau nkag. Cov hmoov av thiab cov khib nyiab hauv cov zawj yuav tsum tau muab tshem tawm ua ntej vuam, yog li kom ntseeg tau tias cov kev coj ua ntawm pvc pem teb.
