Qalbiga Laabida Kimaadiga Badan ee Laabta Qalafadda
Salka UPVC ee loo isticmaalo qorsheyaasha ayaa ka duwanaansada dukaanka sababtoo ah khibradda xubnaha ee khaas, taasoo noqon doono in la isticmaalo sida muhiim ah marka la shaqeeyo wasiirro qorsheyeed. Khibradda sare aynu soo saaraan habkii molekyularka PVC ee aan la plastigaynin, taasoo abbaar u dhigaysa in lagu hortago ilmashaha kimikalka ah oo ka wayn yahay meelaha kale ee salka tradiyashinka ah. Qorsheyaashu oo shaqeeya wasiirro la jabanaya waxay isticmaalaan salka UPVC si weyn sababtoo ah ay isku dayiyaan in ay leedahoodo qofka marka la hadlo asiduhu, qalabihii, lacagta, iyo kompaawundhada orgaanik ah oo kale ee ku jira, taasoo ka dhici doona in ay kalabtu guduudan doonaan. Khibradda kimikalka ayaa si degdeg ah u socda midhawadii pH, ka dib uga soo baxa pH 1.4 hadii aysan tahay wasiirro asidic ah si aad ah, ilaa meelaha alkaliinkaha sare ee gaadhahan pH 12, taasoo noqon doono badbaado oo qof kamid ah meelaha kale ay ka heli karaan. Sareynta kimikalka, dareenka, ama kompaawundhada khaas oo shakhsiya ayaa faa'iido weyn ka heli karta khibradda, sababtoo ah ma jiro in lagama filna in la isticmaalo xidhidda nabadgelyada ah ama in la beddelo salka si joogto ah, taasoo ka dhici doona in shaqsiinta la joojiso. Salka UPVC ee loo isticmaalo qorsheyaasha ayaa muhiim u leh marka la shaqeeyo kompaawundhada chlorinated, taasoo aad u xooggan yihiin meelaha kale, laakiin ma jiro baahi uun marka loo eego UPVC oo loo xallinayo si sax ah. Tani khibraddu wuxuu si toos ah ugu biixi karaa khalafad, sababtoo ah ma jiro in la wanaajino, waqtiga u dhexeysa ay si dheer ugu yaraan, iyo in lagu hortago in la laabto lambarro oo ka dhaca in ay kalifsadaa jidadka caafimaadka ama nabadgelyada ahysha. Hababka tijaabada ayaa fiirsadaan in salka UPVC ee loo isticmaalo qorsheyaasha ay leedahay inay leedahoodo ilmashaha kimikalka adkeed marka loo tijaabo daryeel kasta oo simuleysan oo imtixaanka dhabta ah. Natiijooyinku mararka qaarkood ayaa muujinaysa in khibraddu yar yahay, taasoo garanaysa in qorsheydu ay ka timaadaan in ay isticmaalaan salkaasi muddo dheer oo aan la joojin. Iyadoo darteed, tabiiska aan la laabto lambarro oo salka UPVC ee loo isticmaalo qorsheyaasha ayaa iskudhufan inay laabto lambarro ilmashaha la guuray, taasoo ilaalinaysa safiinta alaabta iyo inay dhisataan maandheyrro sare ee loo baahan yahay dareenka iyo shaqaf-guurista.