Tuam Tshoj PVC profile qhov rooj thiab qhov rais ntau lawm tau nkag mus rau lub sijhawm hloov pauv
Nws tau yog ib nrab xyoo pua txij li lub ntiaj teb thawj PVC yas qhov rooj thiab qhov rais tuaj tawm hauv Tsoom Fwv Teb Chaws Lub Tebchaws Yelemees xyoo 1959. Cov khoom siv hluavtaws PVC no yog cov khoom siv raw khoom muaj cov khoom siv zoo heev, huab cua tsis kam (ultraviolet resistance) thiab nplaim taws retardancy., Lub teeb yuag, lub neej ntev ntev, yooj yim tsim thiab installation, tsis tshua muaj txij nkawm, thiab tus nqi qis, thiab lwm yam, tau ua tiav zoo hauv cov teb chaws tsim.Kev lag luam hauv tsev PVC profiled qhov rooj thiab qhov rais kuj tau ntsib 30 xyoo ntawm txoj kev loj hlob.Los ntawm lub sijhawm qhia thiab lub sijhawm txhim kho sai, tam sim no tau nkag mus rau lub sijhawm hloov pauv.
Hauv "Kaum Ib Hlis Tsib Xyoo", Tuam Tshoj tau hais meej meej rau lub hom phiaj ntawm kev txo qis kev siv hluav taws xob thoob plaws hauv lub tebchaws ntau dua 20%.Raws li kev tshawb fawb cov ntaub ntawv tso tawm los ntawm cov tuam tsev muaj feem cuam tshuam, Tuam Tshoj lub tsev siv hluav taws xob tam sim no suav txog 40% ntawm tag nrho cov kev siv hluav taws xob, qeb thib ib ntawm txhua hom kev siv hluav taws xob, ntawm 46% poob ntawm qhov rooj thiab qhov rais.Yog li ntawd, kev txuag hluav taws xob hauv tsev tau dhau los ua ib qho kev ntsuas tseem ceeb los txo kev siv hluav taws xob, uas tau nyiam ntau tus neeg nyiam, thiab nws kuj yog ib qho ntawm cov tsav tsheb rau kev loj hlob sai ntawm kev lag luam yas qhov rooj thiab qhov rais.Nrog kev txhawb nqa ntawm lub teb chaws "kev txuag hluav taws xob thiab kev txo qis" txoj cai, daim ntawv thov kev lag luam hauv tsev tau mus txog ntau dua 4300kt hauv xyoo 2007, cov khoom tso tawm tiag tiag suav txog li 1/2 ntawm lub peev xwm tsim khoom (xws li 2000kt cov khoom qis dua), cov khoom xa tawm. yog ze li ntawm 100kt, thiab txhua xyoo noj PVC resin Kwv yees li 3500kt lossis ntau dua, suav txog ntau dua 40% ntawm kuv lub teb chaws tag nrho cov khoom siv PVC.Thaum kawg ntawm 2008, muaj ntau tshaj 10,000 profile ntau lawm kab nyob rau hauv Tuam Tshoj, muaj peev xwm ntau lawm ntau tshaj 8,000kt, thiab ntau tshaj 10,000 ntau lawm qhauj.Xyoo 2008, kev lag luam sib koom ntawm kuv lub teb chaws lub qhov rooj yas thiab qhov rais hauv cov tsev tsim tshiab hauv cov nroog thiab cov nroog tau mus txog ntau dua 50%.Tib lub sijhawm, cov teeb meem kev nyab xeeb thiab kev tiv thaiv ib puag ncig ntawm cov qhov rooj yas thiab qhov rais kuj tau txais tib neeg kev saib xyuas raws li kev txuag hluav taws xob.
Post lub sij hawm: Jan-12-2021