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Kaofela ha HDPE: hore na ke eng, thepa le dikopo

Geomembranes ba morao-rao moqolo polymeric thepa, e leng se ka fapana ho ea bokima jwa limilimithara 1 ho 4. Ba li etsoa la nhua polyethylene, polypropylene, polyvinyl chloride le thepa e 'ngoe le e botenya bonyane ba 0.5 limilimithara. Mabapi le bophara ba eona, ka nako eo ho ka ba ho fihlela ho 7 limithara, 'me motheo tsa ho sebelisa mehaho e khethollang ke hore geomembrane feletseng sa keneleng metsi. Ho atolosa pharalla tsa tšebeliso ea eona, e leng, gareng ga tse dingwe, e tla tšohloa mona ka tlase.

thepa

Kajeno ho e tloaelehileng haholo geomembrane HDPE, hore na ke eng, ho tla hlalosoa ka sehlooho se reng. Morao-rao geomembrane motheong oa nhua polyethylene ka ba le textured kapa boreleli holim'a. Sena se tla ho dumella ho nka sebelisa monyetla oa ho etsa khetho ka ho tshebetso ya mofuta o itseng oa mosebetsi. Har'a litšobotsi tse ka sehloohong tsa boitsebiso boo ka thōko litsobotsi life tse phahameng thibela metsi. thepa jwalo na phahameng thepa 'meleng le ho phetha molao feela, e leng se etsang hore e tenyetseha. Ha ba kopana le sephalli, tshebetso ya ho diffusion ka feela etsahala ka phahameng ka ho ea limolek'hule. Ke tsela eo ho ka ho hlokomela hore lintho tse bonahalang tse e ka sebediswa bakeng sa ho sebelisana ka ho toba ka metsi. Geomembranes tse manganga ho lik'hemik'hale, ba tlhakore botsitso, tenyetseha 'me ha khoa le feta mefuta eohle ea tšusumetso e matla, ho se na ho senya eona. Boitsebiso bo elongates tlas'a tšusumetso ea mojaro ho 850%, le ho tensile matla tsa lona le ka ho lekana le 26,2 MPa.

apere litsobotsi life tse

Haeba o na le thahasello geomembrane HDPE, hore na ke eng, u ka ho feletseng o lokela ho tseba. boitsebiso boo ke manganga ho mahlaseli a kotsi a letsatsi, ho se tšoane mocheso, 'me ka boela ka sebelisoa ka libaka litšisinyeho tsa lefatše. Ho manganga ho puncture le ka sebelisoa bakeng sa mefuta e fapaneng mefuta e sa dikopo. Sebelisa geomembrane ka ba libaka tsohle klimate. Haeba u latela melao ea tlhomamiso litsebi, bophelo bueloang tsa geomembrane e ka ba ho fihlela ho lilemo tse 90.

Boholo ba tšebeliso

Lilemong tsa morao tjena, ho se tšoanelang ho feta ho pharaletseng e sebediswa geomembrane HDPE. ke eng ho eona, pele reka u lokela ho botsa. boitsebiso boo o babatsehang le litšobotsi tse 'meleng le lik'hemik'hale, ena e fana ka le monyetla oa ho sebedisa nchafatso e hlahang lifiliming impervious bokella litšila mokelikeli le tiileng ka ngotsoe mona le dintho tse chefo. Geomembrane advantageously sebelisitsoe ka nchafatso ea matangoana, landfills, manyolo le bakeng sa thibela metsi barbotage tsa tšepe anticorrosive, e hahiloeng ka konkreite le likarolo tse ling, 'me ka' na kopana le metsi a nwehang nakong tshebetso. Nyehlisitsoe u ka fumana mefuta e sa tsoaneng e 'maloa ea geomembrane HDPE: Solmax tse 840, 860 le 880. Kaofela ha thepa tsena - litšobotsi tse ea bona ea litsupa itseng. Ka mohlala, bonyane ka karolelano ke botenya ba tabeng ea pele e 1 limilimithara, athe ka bobeli le la boraro - 1.5 le 2 limilimithara, ka ho latellana. boholo moqolo ke 6,8x238; 6,8x159; 6,8x122 limilimithara, ka ho latellana, bakeng sa mong le e mong mefuta e sa tsoaneng tsena.

segokanyipalo

The segokanyipalo sa lintho tse bonahalang ka maemong 'ohle a mararo ho tšoana le' na a qala ho tloha 0,926 g, / cm². E le segokanyipalo litumeliso tsa lera ea, ho ka ho lekana le 0,939 g, / cm², boleng ena ke ka linako tse ling ho feta. The dikahare tsa carbon ba batsho ka ho ka Range ho tloha 2 ho 3%. Gagamalo-lintho tse bonahalang le elongation e ka 'na ea lekana le 14,7; 22 kapa 29%, ka ho latellana.

thepa eketsehileng

lihahi litsebi le mesebetsi ea matsoho lapeng sebelisa HDPE geomembrane, - hore na ke eng, o lokela ho botsa pele mabenkeleng. boitsebiso boo na le melemo e mengata, har'a bona - le versatility, bokgoni, phahameng hloa mekoalaba workability, bokgoni le botsoalle tikoloho. Tshebetso boleng geomembrane fana batloang ka kaho ea mehaho e bakeng sa poloko ea kotsi tšenyo ea litlelase fapaneng. geomembrane joalo ka katleho a sebelisa ho landschap le boenjiniere bo haeteroliki. Lintho tse bonahalang ke litšenyehelo, e sebelisa ho fokotsa litsenyehelo tsa ho ba tshebetso le kaho. Ha ho tsotellehe hore na sebakeng seo tsa tšebeliso, tšebeliso ea geomembranes fokotsa palo ya mosebetsi oa, palo ea thepa, le lumella u ho phetha morero oo e le hang ha ho khoneha. HDPE geomembrane e tumme ka phahameng raloe processability hape. Ho na le ka hore ho na le bophara ba limithara tse 7 e fokotsehile ho hlokahala hore seams hore matha thepa tjheseletsa. Kahoo, baetsi ba litšoantšo ba ha ba na ho hlokahala hore a phetha seams pukwanana ka manonyeletso ea diphanele.

Geomembranes ke tsoarellang haholo le e ka tšeptjoang ka ho tshebetso. Dithekeniki ntshetswa pele, 'me boleng ke ho fihlela ho par,. Har'a lintho tse ling, lintho tse bonahalang tse ka ho feletseng le botsoalle tikoloho. E sebelisitsoeng ka eona ka nchafatso ea mehaho ho sireletsa tikoloho. E Thehiloe ho tobileng, ho ka etsahala ho netefatsa ho itšehla thajana dibopeho ka tšeptjoang, e beheletse ka thoko thepa ea diffusion ea mehloli tšilafalo.

Features ya kopo ya: ho ba sethaleng tsa go baakanyetsa

HDPE (nhua polyethylene) e lokela ho beha ka botlaaseng lokisitseng, eo pele e neng e hleka ea majoe, litšila, manyolo le thepa e 'ngoe eo ba tla khona ho senya lesela. Hoa etsahala e le hore holim'a metsi ha e kopana ditlhoko ka holimo, maemong ana e kgothaletswa ho sebelisa mogodisa lera le sireletsang, e le bopilwe ka Textile needled. Ho bohlokoa ho nka mehato e neng e tla qhelela ka thōko kgonego ya libakeng tsa bokella mokelikeli ka holim 'a ipatileng lera.

rala lintho tse bonahalang

Ka pelo ea geotextile e - HDPE. HDPE tlameha ho beha ho ea ka melao e itseng, e neng e tla se hanyetsana le mofuta wa lintho tse bonahalang ena. O lokela ho qala ho sebetsa ka mor'a hore ba lokisetsa ho ea morero oa tlhomamiso. Ka ntlha ena e bontsha boholo le a lekanyelitsoeng boemo ba metako, hammoho le welds. Tlhomamiso mosebetsi lokela ho kenyeletsa ho ketekoa la lintho tse itseng, har'a bona - tataiso le tatelano ea tlhomamiso, tšoaea diphanele le welded manonyeletso, lefelo la dibopeho tsa mofuta oa tlhahiso ea lipeipi le mabapi le mehaho ea teng. maqephe a lokela ho hantle e le hore ba seams ba ne ba sa tšela nako e 'ngoe. The sekgala bonyane pakeng tsa lintlha tsa motsoako e lokela ho ba 0.5 limithara HDPE (phahameng segokanyipalo nhua polyethylene - motheong oa boitsebiso boo). Ha ho ka etseha lepelela ke bophara ka mefuta e fapaneng ho tloha limilimithara 100 ho tse 150. Khomarela molao ona e lokela ho ba ka ho parola le litaelo longitudinal. Master lokela netefatsa nomoro bonyane ba welds entsoeng ka mokhoa o extrusion.

Ka matsoapo a lintho tse bonahalang tse e lokela ho stacked ho tloha holimo ho ea tlaase, e leng se ke ke ho hlokahala ea ho sebelisa mochine o khethehileng bitsoa traverses. lokela ho fana ka ho ba teng ha ankora bakeng sa ho lokisa liforo geomembrane holim'a letsoapong epoophoron. Haeba ho na le ke hlokahala hore ho matlafatsa geomembrane ho holim le konkreite, e ke ho hlokahala hore ho lokisetsa fastening likarolo khethehileng, ho ka ba lipoleiti khatello le dowels, geomembrane hlobolisa. pele morao tjena e lokela ho khomaretse holim 'a liankora konkreite. E le fasteners e ka sebetsa le peho.

Likhothaletso bakeng sa tjheseletsa

U ne u tla geomembrane mamelwang tla sebelisetsoa - HDPE 1.5 limilimithara kapa botenya e meng, seams tjheseletsa lokela ho phethahatsoa le thepa e khethehileng, e leng hlahisa moea chesang. E mothofatso mefuta e meng e ka etsa chesele chesang, kapa mokhoa kopantswe. Khetho ea ho qetela lumella u ho etsa peli seam, e leng tla ba le screening le kanaleng. Ka mor'a moo ho ba khona ho ho laola maemo a sa ao cheseletse kopanetsoeng. Haeba re lokela ho sebetsa ka libaka koalloa kapa libakeng tsa bosebeletsi ba, ho ke ke molemo ka ho fetisisa ea ho sebelisa theknoloji ea extrusion tjheseletsa.

ho ena le hore phetheha

HDPE segokanyipalo e neng e boletsoeng ka holimo, 'na ho thahasella ha feela ea litsebi empa e boetse e le e nōkiloeng ntlo benghali, ba neng ba rera ho sebelisa boitsebiso boo bakeng sa mosebetsi. Har'a lintho tse ling, o ka ho thahasella ba bang ho feta buka e ikhethang thepa ea geomembranes. Har'a bona ke ho fana ka ho feta le inertness ho alkalis le acid, e leng ba le ph ka mefuta e fapaneng 1.5 ho 14. Ka liketso, sephetho mogote ho tsofala ha etsahala, empa molao-motheo tiisetso e ka lintho tse bonahalang bakeng sa ho intša tlhomamiso ke lilemo tse 75.

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