HDPE=Maɗaukakiyar Polyethylene, ko ƙananan matsa lamba polyethylene.Yawan yawa yana sama da 0.940.
LDPE = ƙananan yawa polyethylene, ko babban matsa lamba polyethylene, polyethylene polymerized a karkashin babban matsa lamba, tare da yawa a kasa 0.922.
Baƙar fata geomembrane galibi shine HDPE (high density polyethylene) geomembrane, yayin da farin geomembrane galibi shine LDPE (ƙananan yawa polyethylene) geomembrane.Bambanci tsakanin su biyun shine yafi yawa a cikin yawa da aiki.Girman na farko ya fi girma, yayin da ƙananan ƙananan ya fi girma.Ana amfani da na farko a matsayin kayan aikin geotechnical, yayin da ake amfani da na ƙarshe a matsayin samfurin fim.
Dalilin da yasa baƙar fata baƙar fata shine cewa an yi geomembrane tare da baƙar fata masterbatch, wanda aka ƙara a cikin tsarin samar da geomembrane daidai.Gabaɗaya, ƙaramin adadin masterbatch na iya aiwatar da adadi mai yawa na geomembrane, kuma ƙwayoyin geomembrane masterbatch suna da sauƙin sarrafawa, wanda ba zai tasiri ingancin geomembrane ba.
Farin geomembrane shine saboda an ƙara ɓangarorin farar masterbatch a cikin geomembrane, kuma farin masterbatch barbashi ba zai shafi ingancin geomembrane ba.Yawan yawa da aikin baƙar fata geomembrane sun fi na farin LDPE geomembrane saboda yawancin su HDPE geomembrane ne.Farar LDPE geomembrane galibi ana amfani da shi azaman samfuran filastik na fim, kuma ana amfani da shi sosai.
Saboda girman HDPE baƙar fata geomembrane ya fi na LDPE farin geomembrane, su biyun za su sami amfani daban-daban.Hakanan ya kamata kwatancen ingancin gaba ɗaya ya dogara akan aikace-aikacen biyun a cikin nau'in gini iri ɗaya.Bai kamata kwatancen ya dogara da ƙarfinsu (rashin kwatankwacinsu ba).Za a yi amfani da su biyu daban-daban a cikin gine-gine daban-daban, kuma wani lokaci za su zama masu maye gurbin juna.
Farin LDPE geomembrane yana da mafi kyawun ductility fiye da baƙar fata HDPE geomembrane, kuma sassaucin sa kuma ya fi ƙarfin geomembrane HDPE baki.Farar LDPE geomembrane wanda ya dace da ƙayyadaddun aikin ginin kuma sabon ƙarni ne na kayan geoimpermeable, kuma daidaitawar sa kuma zai fi ƙarfi fiye da baƙar fata HDPE geomembrane a cikin wannan aikin.Yanzu, ayyuka da yawa kuma suna iya ganin inuwar samfurin.
Ana iya gani daga sama cewa baƙar fata HDPE geomembrane da farin LDPE geomembrane suna da aikace-aikace daban-daban a cikin ayyuka daban-daban, waɗanda ba za a iya haɗa su ba.Nau'ikan samfuran biyu suna da nasu ƙarfi da rauni.Ya kamata a yi la'akari da ingancin waɗannan nau'ikan samfurori guda biyu bisa ga matsayi daban-daban.
Lokacin aikawa: Dec-14-2022