PIR (polyisocyanurate) rwb thaiv tsev board yog ib tug rwb thaiv tsev cov khoom siv nyob rau hauv cov kev txuag hluav taws xob lub tsev loj thiab kev lag luam kev txuag hluav taws xob. Nrog nws cov kev ua tau zoo heev, nws tau dhau los ua cov kev xaiv zoo tshaj plaws thiab kev txuag hluav taws xob, kev nyab xeeb thiab kev ntseeg tau, nrog rau kev ntseeg siab ntev.
1. Cov khoom siv zoo ntawm lub cev thiab cov kws kho mob ntawm cov thawj coj ua ntej ua npuas
(1). Lub zog compressive zog:PIR feam ua npuas ncauj cov khoom tseem ceeb ntawm nws tus kheej muaj lub zog loj. Tom qab tau ua ke nrog lub vaj huam sib luag hlau, lub tshav dav hlau tag nrho tau muaj zog ntau dua 150 kPA), thiab haum rau ntau yam ru tsev, phab ntsa, thiab txias cia cov tsev.
(2) .good qhov seem stability:Nyob rau hauv cov kev cuam tshuam ntawm qhov kub hloov thiab av noo, qhov kev hloov pauv ntawm PIR yog qhov tsawg heev, thiab lawv tsis muaj kev sib tw lossis deforming lub neej ua haujlwm.

2. Kev tiv thaiv ib puag ncig thiab kev ruaj khovntawmPre-insulated duct foam laug cam
(1) .high efficiency thiab kev txuag hluav taws xob:Cov kev ua tau zoo ntawm kev tswj hwm ncaj qha ua rau lub zog txuag hluav taws xob thaum lub sijhawm ua haujlwm ntawm cov tsev thiab txo cov roj carbon emissions.
(2) .environmentally tus phooj ywg foaming:Cov neeg sawv cev tshiab niaj hnub siv tau siv cov txheej txheem ua npuas dej ib puag ncig (xws li GWP tus nqi HFOs thiab qis GWP cov nyhuv (feem ntau yog pub dawb ntawm CFCS lossis HCFCS).

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