Polyester isiri-yakarukwa jirakazhinji inoreva jira risiri-rakarukwa repolyester faibha, uye zita chairo rinofanirwa kunge riri "risiri-rakarukwa jira". Imhando yemucheka wakaumbwa pasina kudiwa kwekuruka nekuruka. Inongotungamira kana kuronga zvisina tsarukano machira mapfupi mafibhi kana marefu mafibhi kuti aumbe fiber network chimiro, uye yobva yashandisa mechanic, thermal bonding, kana kemikari nzira yekuisimbisa. Irwo rudzi rutsva rwechigadzirwa chefiber chakapfava, chinofema, uye chakapfava, icho chinoumbwa zvakananga kuburikidza nemhando dzakasiyana dzefiber mesh kugadzira nzira uye nzira dzekubatanidza uchishandisa yakakwira polymer slicing, mapfupi fiber, kana mafilaments akareba.
Polyester nonwoven jira jira risiri rakarukwa rakagadzirwa nekugovera zvakafanana polyester filament parinomhanya mesh keteni pasi petembiricha chaiyo uye kudzvanywa kuburikidza nemidziyo yakaita sescruder extruder uye spinneret, ichigadzira fluffy fiber mesh, uyezve yadzokororwa yakaboorwa nemuchina wekubaya tsono. Iyo polyester isina-yakarukwa jira inogadzirwa neJiamei Nyowani Chigadzirwa chine yakanaka mechanicha basa, yakanaka kupenya kwemvura, kusaora kwemarara, kuchembera kuramba, kuzviparadzanisa nevamwe, anti filtration, drainage, kudzivirira, kugadzikana, kusimbaradza uye mamwe mabasa, anogona kuchinjika kune isina kuenzana base kosi, inogona kuramba kukuvadzwa kwesimba rekunze panguva yekuvaka, inokambaira idiki, uye inogona kuchengetedza basa rayo rekutanga, saka iri pasi pemvura yakarebesa denga rekugara.
Kuenzaniswa nemamwe marudzi emachira geotextiles uye mapfupi fiber geotextiles,isiri yakarukwa polyesterine zvinotevera maitiro:
(1) Kusimba kwakanyanya kwesimba: Kuenzaniswa nefiber mapfupi geotextiles egiredhi rimwechete, simba rekusimba rinowedzerwa ne63%, kuramba kubvarura kunowedzera ne79%, uye kutyora kwepamusoro kuramba kunowedzera ne135%.
(2) Kupisa kwakanaka kwekudzivirira: Iine nzvimbo yekunyorovesa pamusoro pe238 ℃, uye simba rayo haridzike pa200 ℃. The thermal shrinkage rate haichinji pazasi 2 ℃.
(3) Yakanakisa creep performance: Iyo simba haizoerekana yaderera mushure mekushandisa kwenguva refu.
(4) Kuramba kwakasimba kwekuora.
(5) Kugara kwakanaka, nezvimwe.
Iyo isingapindi mvura yekuzviparadzanisa layer iripo pakati pedenga redenga rekudzivirira mvura neyakaomarara inodzivirira iri pamusoro. Iyo yakaomesesa layer iri pamusoro (kazhinji 40mm gobvu yakakora aggregate kongiri) inozopinda mukupisa kwekupisa uye kutsikisa deformation. Paunenge uchigadzira mamwe machira ezvimiro pane isingapindi mvura, kudzivirira kukuvadza iyo isingapinde mvura, jira repolyester risiri rakarukwa rinowanzo gadzirirwa kuchengetedzwa kwakakodzera, nehuremu hwe200g/㎡. Mucheka wepolyester usiri wakarukwa unowanzo svikiro uye unopindika, unogona kuunganidza mvura nekuiburitsa kubva muvhu kana yavigwa mariri. Ivo havangogone kudonhedza pamwe chete negwara rinoenderana nendege yavo, asi zvakare nedivi rendege yavo, izvo zvinoreva kuti vane yakachinjika yekudonha basa. Marefu filament geotextiles ave achishandiswa zvakanyanya kudhiraivha uye kusanganisa madhamu evhu, mibhedha yemigwagwa, madziro ekuchengetedza, uye nheyo dzevhu dzakapfava. Polyester isiri-yakarukwa jira rine yakakwira tensile simba, yakanaka kupisa kupisa, yakanakisa creep performance, uye yakasimba corrosion resistance. Kugara kwakanaka, porosity yakakwira, uye yakanaka hydraulic conductivity yakanakira sefa zvinhu zvekudyara ivhu. Naizvozvo, inoshandiswa zvakanyanya mukugara padenga remvura mabhodhi, migwagwa yeasphalt, mabhiriji, kuchengetedza mvura uye mamwe mapurojekiti ekuvaka.
Nguva yekutumira: Mar-09-2024