Cov tshuaj polyurethane ua npuas ncauj uas tiv taus hluav taws yog ib qho khoom siv uas tsim nyog rau kev kaw thiab kho cov qhov rooj thiab qhov rai hauv tsev, kev teeb tsa cov chav kaw uas kaw cov khoom rwb thaiv tsev, kev kaw, kev rwb thaiv suab, kev rwb thaiv cua sov, kev tiv thaiv dej ntawm cov kav dej, phab ntsa, thiab lwm yam, kev sau ntau yam qhov chaw khoob thiab cov kab nrib pleb ntawm cov qauv tsev. Qhov tshwm sim ntawm hluav taws yog kom ncua qhov hluav taws sab nraud thiab kev kis cov pa luam yeeb, sib ntaus sib tua rau lub sijhawm cawm neeg, ua kom muaj feem ntau ntawm cov neeg raug ntes khiav tawm, thiab txo qhov kev poob nyiaj txiag.
1. Cov pa oxygen index ≥26%, ua npuas dej tua tus kheej los ntawm hluav taws; Qhov kev sim ua tau raws li cov qauv khoom siv hluav taws kub B2 hauv JC / T 936-2004 "Ib qho khoom polyurethane Ua Npuas Ncauj caulk";
2. Ua ntej ua npuas dej, tom qab ua npuas dej li 20%;
3. Cov khoom tsis muaj freon, tsis muaj tribenzene, tsis muaj formaldehyde;
4. Qhov hluav taws kub ntawm cov txheej txheem ua npuas dej maj mam nce ntxiv, ua npuas dej kho rau li 48 teev, hluav taws kub tuaj yeem ncav cuag tus qauv;
5. Qhov piv ntawm kev ua npuas ncauj: Qhov piv ntawm kev ua npuas ncauj siab tshaj plaws ntawm cov khoom nyob rau hauv cov xwm txheej tsim nyog tuaj yeem ncav cuag 55 zaug (xam nrog qhov hnyav tag nrho 900g), thiab qhov kev tsim kho tiag tiag muaj kev hloov pauv vim muaj ntau yam xwm txheej sib txawv.
6. Qhov kub ntawm cov khoom yog + 5 ℃ ~ + 35 ℃; Qhov kub ua haujlwm zoo tshaj plaws: + 18 ℃ ~ + 25 ℃;
7. Qhov kub ntawm cov ua npuas dej kho: -30 ~ +80 ℃ .Hauv qhov kub thiab txias nruab nrab, cov ua npuas dej tsis lo rau tes rau 10 feeb tom qab txau, thiab tuaj yeem txiav rau 60 feeb. Cov khoom tsis muaj kev puas tsuaj rau tib neeg lub cev tom qab kho.
| TSIS MUAJ. | Khoom | Hom phom | Hom straw | |
| 1 | Lub ntsuas txuas ntxiv (striped) | 35 | 23 | |
| 2 | Lub sijhawm tshem tawm (qhov chaw qhuav) / feeb / feeb | 6 | 6 | |
| 3 | Lub sijhawm txiav (dhau ntawm qhuav) / feeb | 40 | 50 | |
| 4 | Qhov porosity | 5.0 | 5.0 | |
| 5 | Kev ruaj khov ntawm qhov ntev (kev ntsws) / cm | 2.0 | 2.0 | |
| 6 | Kho qhov nyuaj | Tes xav tias hardness | 5.0 | 5.0 |
| 7 | Lub zog nias / kPa | 30 | 40 | |
| 8 | Kev ntws roj | Tsis muaj roj seeping | Tsis muaj roj seeping | |
| 9 | Qhov ntim ua npuas dej / L | 35 | 30 | |
| 10 | Ua npuas ntau zaus / ntau zaus | 45 | 40 | |
| 11 | Qhov Ceev(kg/m23) | 15 | 18 | |
| 12 | Lub zog tensile (phaj hlau txhuas) / KPa | 90 | 100 | |
| Lus Cim: | 1. Cov qauv kuaj: 900g, mis nyuj rau lub caij ntuj sov. Tus qauv kuaj: JC 936-2004. | |||
| 2. Tus qauv xeem: JC 936-2004. | ||||
| 3. Kev sim ib puag ncig, kub: 23 ± 2℃av noo: 50 ± 5%. | ||||
| 4. Qhov qhab nia tag nrho ntawm qhov nyuaj thiab rov qab los yog 5.0, qhov nyuaj dua, qhov qhab nia siab dua; qhov qhab nia tag nrho ntawm cov qhov hws yog 5.0, qhov zoo dua cov qhov hws, qhov qhab nia siab dua. | ||||
| 5. Qhov siab tshaj plaws ntawm cov roj seepage yog 5.0, qhov hnyav dua qhov roj seepage, qhov siab dua qhov qhab nia. | ||||
| 6. Qhov loj ntawm daim kab ua npuas ncauj tom qab kho, hom phom yog 55cm ntev thiab 4.0cm dav; hom raj yog 55cm ntev thiab 5cm dav. | ||||