1. Nws tuaj yeem siv rau ntawmcov chaw ntub dej thiab cov chaw nyuaj, thiab cov zaj duab xis txheej tsis muaj pob qij txha thiab muaj zog ruaj khov;
2. Muaj zog nplaum, muaj zog tensile siab, ntev zoo, thiab muaj peev xwm hloov kho tau qhov tawg thiab deformation ntawm txheej puag;
3. Kev tsim ua kua,kev kho kub hauv chav tsev, yooj yim ua haujlwmthiab lub sijhawm luv luv ntawm kev tsim kho;
1. Kev kho cov ru tsev, phab ntsa, chav dej, qhov rai, thiab lwm yam ntawm cov tsev qub thiab tshiab kom tsis txhob muaj dej nkag.
2. Kev kho dej tsis nkag thiab tsis ntub dej ntawm ntau qhov chaw ntawm cov tsev hauv av.
3. Nws siv tau rau ntawm qhov chaw qhuav los yog ntub dej, hlau, ntoo, gypsum board, SBS, APP, polyurethane nto, thiab lwm yam.
4. Kev kaw cov pob qij txha nthuav dav, cov pob qij txha grid, cov downspouts, cov kav dej phab ntsa, thiab lwm yam.
1. Kev kho qhov chaw ntawm lub hauv paus: Qhov chaw tsim kho yuav tsum khov kho, tiaj tus, tsis muaj hmoov av, roj, thiab dej ntshiab.
2. Siv cov txhuam roj hmab los yog txhuam rau txheej, feem ntau yog ob mus rau peb zaug. Yog tias txheej tuab dhau, ntxiv dej kom txaus thiab sib tov kom zoo.
3. Rau cov khoom tshwj xeeb, cov ntaub tsis-woven lossis cov ntaub iav fiber tuaj yeem ntxiv ntawm txheej nruab nrab thiab txheej sab saud kom txhim kho lub zog txheej.
| Tsis yog. | Cov khoom | Cov ntsuas kev txawj ntse | 0ur cov ntaub ntawv | |
| 1 | Cov ntsiab lus khov kho,% | ≥ 65 | 72 | |
| 2 | Lub zog Tensile, MPa≥ | 1.5 | 1.8 | |
| 3 | Kev ncua ntawm pob txha tawg, % ≥ | 300 | 320 | |
| 4 | Qhov kub qis khoov tau, Φ10mm, 180 ° | -20 ℃ Tsis muaj kab nrib pleb | -20 ℃ Tsis muaj kab nrib pleb | |
| 5 | Kev tsis muaj zog, 0.3Mpa, 30 feeb | Tsis nkag tau | Tsis nkag tau | |
| 6 | Lub sijhawm qhuav, h | Kov lub sijhawm qhuav ≤ | 4 | 2 |
| Lub sijhawm qhuav tag nrho ≤ | 8 | 6.5 | ||
| 7 | Lub zog tensile | Tus nqi khaws cia tom qab kev kho cua sov,% | ≥80 | 88 |
| Tus nqi khaws cia tom qab kev kho alkali,% | ≥60 | 64 | ||
| Tus nqi khaws cia tom qab kev kho mob kua qaub,% | ≥60 | 445 | ||
| Kev kho mob laus sib txawv ntawm huab cua,% | ≥80-150 | 110 | ||
| Tus nqi khaws cia tom qab kho UV,% | ≥70 | 70 | ||
| 8 | Kev ntev thaum tawg | Kev kho mob laus sib txawv ntawm huab cua,% | ≥200 | 235 |
| Kev kho cua sov,% | ≥65 | 71 | ||
| Kev kho mob alkali,% | ≥200 | 228 | ||
| Kev kho mob kua qaub,% | 200 | 217 | ||
| Kev kho mob UV,% | ≥65 | 70 | ||
| 9 | Qhov piv ntawm kev nthuav dav cua sov | Kev ntev,% | ≤1.0 | 0.6 |
| Ua kom luv dua,% | ≤1.0 | 0.8 | ||
1. Tsis txhob tsim kho hauv qab 0 ° C lossis thaum los nag, thiab tsis txhob tsim kho hauv qhov chaw noo noo thiab tsis muaj cua nkag, txwv tsis pub nws yuav cuam tshuam rau kev tsim zaj duab xis;
2. Tom qab kev tsim kho, txhua qhov ntawm tag nrho qhov project, tshwj xeeb tshaj yog cov kev sib txuas tsis muaj zog, yuav tsum tau kuaj xyuas kom zoo kom paub txog cov teeb meem, nrhiav cov laj thawj thiab kho lawv raws sijhawm.
3. Nws yuav tsum tau kaw thiab khaws cia rau hauv qhov chaw txias thiab muaj cua nkag nrog lub txee lub neej ntawm ib xyoos.