Maɗaukakin polyethylene (HDPE) geomembranes don wuraren da ke ƙasa
Takaitaccen Bayani:
HDPE geomembrane liner ana busa wanda aka ƙera shi daga kayan polyethylene polymer. Babban aikinsa shi ne hana zubar da ruwa da fitar da iskar gas. Dangane da samar da albarkatun kasa, ana iya raba shi zuwa HDPE geomembrane liner da EVA geomembrane liner.
Bayanin Samfura
HDPE geomembrane yana daya daga cikin kayan aikin geosynthetic, yana da kyakkyawan juriya na damuwa na muhalli, juriya mai ƙarancin zafin jiki, tsufa, juriya na lalata, kazalika da babban kewayon zafin jiki da rayuwar sabis mai tsayi, ana amfani da ko'ina a cikin sharar gida mai ƙarancin ƙasa, ƙaƙƙarfan sharar gida. rashin cika shara, najasa magani shuka maras kyau, wucin gadi lake impermeability, wutsiya jiyya da sauran impermeability ayyukan.
Halayen Aiki
1. Ba ya ƙunshi additives sinadarai, ba a sha magani mai zafi, kayan gini ne na muhalli.
2. Yana da kyawawan kayan aikin injiniya, kyakkyawan ruwa mai kyau, kuma yana iya tsayayya da lalata, anti-tsufa.
3. Tare da juriya mai karfi da aka binne, juriya na lalata, tsari mai laushi, tare da kyakkyawan aikin magudanar ruwa.
4. Yana da kyakkyawan ƙima na juzu'i da ƙarfin ƙarfi, tare da aikin ƙarfafa geotechnical.
5. Tare da keɓewa, tacewa, magudanar ruwa, kariya, kwanciyar hankali, ƙarfafawa da sauran ayyuka.
6. Zai iya daidaitawa da tushe marar daidaituwa, zai iya tsayayya da lalacewar ginin waje, creep ya zama karami.
7. Gaba ɗaya ci gaba yana da kyau, nauyi mai sauƙi, ginawa mai dacewa.
8. Abu ne mai lalacewa, don haka yana da kyakkyawan aikin keɓewar tacewa, juriya mai ƙarfi, don haka yana da kyakkyawan aikin kariya.
Ƙayyadaddun samfur
GB/T17643-2011 CJ/T234-2006
A'a. | Abu | Daraja | |||||
1.00 | 1.25 | 1.50 | 2.00 | 2.50 | 3.00 | ||
1 | min yawa (g/㎝3) | 0.940 | |||||
2 | Ƙarfin samarwa (TD, MD), N/㎜≥ | 15 | 18 | 22 | 29 | 37 | 44 |
3 | Karfin karya (TD, MD), N/㎜≥ | 10 | 13 | 16 | 21 | 26 | 32 |
4 | yawan amfanin ƙasa (TD, MD),%≥ | 12 | |||||
5 | karya elongation (TD, MD),%≥ | 100 | |||||
6 | (matsakaicin ƙarfin hawaye na rectangle (TD, MD), ≥N | 125 | 156 | 187 | 249 | 311 | 374 |
7 | juriyar huda, N≥ | 267 | 333 | 400 | 534 | 667 | 800 |
8 | juriya tsage damuwa, h≥ | 300 | |||||
9 | abun ciki baƙar fata carbon, % | 2.0 zuwa 3.0 | |||||
10 | carbon baki watsawa | tara daga 10 shine grad I ko II, kasa da 1 idan grad III | |||||
11 | Lokacin shigar oxidative (OIT), min | daidaitaccen OIT≥100 | |||||
Babban matsa lamba OIT≥400 | |||||||
12 | Tsohuwar tanda a 80 ℃ (daidaitaccen OIT yana riƙe bayan kwanaki 90), %≥ | 55 |
Amfanin Geomembrane
1. Ciki, najasa ko sarrafa sharar da ta rage a gabar teku.
2. Lake Dam, wutsiya madatsun ruwa, najasa dam da tafki, tashar, ajiya na ruwa wuraren waha (rami, tama).
3. Jirgin karkashin kasa, rami, rufin da ba a iya gani ba na ginshiki da rami.
4. Ruwan ruwa, gonakin kifi na ruwa.
5. Babbar hanya, tushen babbar hanya da layin dogo; ƙasa mai faɗi da ɓangarorin da za a iya rugujewa na Layer mai hana ruwa.
6. Anti-seepage na rufi.
7. Don sarrafa gadon hanya da sauran tushen saline seepage.
8. Dike, gaban sam foundation seepage rigakafin gadon kwanciya, matakin a tsaye m Layer, ginin cofferdam, sharar gida filin.
Nunin Hoto
Yanayin amfani
Tsarin samarwa