sassauci
Sassaucin bututun polyethylene yana ba shi damar lanƙwasa a saman, ƙasa, da kuma kewaye da shingayen, tare da yin canje-canje a tsayi da alkibla.A wasu lokuta, sassaucin bututun na iya kawar da amfani da kayan aiki sosai kuma yana rage farashin shigarwa sosai.
Ana iya lanƙwasa bututun CHUANGRONG PE zuwa mafi ƙarancin radius tsakanin sau 20 zuwa 40 na diamita na bututu, wanda ya dogara da SDR na takamaiman bututun.
Tebur : Mafi ƙaranci wanda aka yarda da shi beradius na bututun HDPE a 23℃
| SDR na bututu | Mininumallowable bend radfus,Rmin |
| 6 7.4 | Rmin >20×dn Rmin>20×dn |
| 9 | Rmin> 20×dn* |
| 11 | Rmin> 25×dn* |
| 13.6 Rmin> 25×dn* | |
| 17 | Rmin> 27×dn* |
| 21 | Rmin> 28×dn* |
| 26 | Rmin >35×dn* |
| 33 | Rmin>40×dn* |
*dn: shine diamita na waje mara suna, a cikin millimeters
Nauyin Mai Sauƙi
Tsawon Rayuwa
Yawan kayan PE shine kashi 1/7 kawai na ƙarfe. Nauyin bututun PE ya yi ƙasa da na ƙarfen siminti, ko bututun ƙarfe. Tsarin bututun PE yana da sauƙin sarrafawa da shigarwa, kuma ƙarancin buƙatun wutar lantarki da kayan aiki na iya haifar da tanadin shigarwa.
Tushen ƙirar hydrostatic don bututun CHUANGRONG ya dogara ne akan bayanai masu yawa na gwajin hydrostatic da aka kimanta ta hanyoyin masana'antu na yau da kullun. Halin dogon lokaci don juriyar matsin lamba na ciki da aka bayar ta hanyar lanƙwasa ƙarfin hydrostatic bisa ga ma'aunin EN ISO 15494 (duba sashe na X). Iyakokin aikace-aikacen bututu da kayan aiki, kamar yadda aka nuna a cikin zane-zanen zafin jiki na matsin lamba, ana iya samo su daga waɗannan lanƙwasa, wanda ke nuna cewa bututun yana da tsawon rai na kimanin shekaru 50 lokacin jigilar ruwa a 20℃. Yanayin muhalli na ciki da na waje na iya canza rayuwar da ake tsammani ko canza tushen ƙira da aka ba da shawarar don aikace-aikacen da aka bayar.
Juriyar Yanayi
Halayen Zafi
Rushewar robobi yana faruwa ne ta hanyar lalata saman, ko kuma iskar shaka, saboda tasirin haskoki masu haske na ultraviolet, ƙaruwar zafin jiki, da danshi lokacin da aka adana bututu a wuraren da aka fallasa su. Bututun polyethlence baƙi, wanda ke ɗauke da kashi 2 zuwa 2.5% na carbon black, ana iya adana shi lafiya a waje a mafi yawan yanayi na tsawon shekaru ba tare da lalacewa daga fallasar ultraviolet ba. Black carbon shine mafi inganci ƙari guda ɗaya don haɓaka halayen yanayi na kayan filastik. Sauran launuka kamar fari, shuɗi, rawaya ko lilac ba su da irin kwanciyar hankali kamar tsarin launin baƙi kuma lokacin fallasa ya kamata a iyakance shi zuwa shekara guda don kiyaye kyawawan halaye. Tare da waɗannan tsarin launi, yadudduka na waje na iskar shaka suna haɓaka da sauri fiye da waɗanda ke cikin carbon black.
bututun PE masu ƙarfi. Ba a ba da shawarar waɗannan bututun masu launi don amfani a sama da ƙasa ba.
Ana iya amfani da bututun polyethylene a yanayin zafi daga -50°C zuwa +60°C. A yanayin zafi mafi girma, ƙarfin taurin kayan yana raguwa. Don haka, don Allah a duba jadawalin zafin jiki. Don yanayin zafi ƙasa da O°C, dole ne a tabbatar cewa matsakaicin ba ya daskarewa, don guje wa lalacewar tsarin bututun.
Kamar dukkan na'urorin thermoplastics, PE yana nuna ƙarin faɗaɗa zafi na ƙarfe. PE ɗinmu yana da haɗin gwiwa na faɗaɗa zafi mai layi na 0.15 zuwa 0.20mm/m K, wanda ya fi na misali PVC sau 1.5 girma. Ganin cewa ana la'akari da wannan yayin tsara shigarwa, bai kamata a sami matsala a wannan batun ba.
Matsakaicin ƙarfin zafi shine 0.38 W/m K. Saboda abubuwan da suka haifar da kariya, tsarin bututun PE ya fi araha idan aka kwatanta da tsarin da aka yi da abu kamar tagulla.
Halayyar Konewa
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Polyethylene yana cikin robobi masu ƙonewa. Ma'aunin iskar oxygen ya kai kashi 17%. (Abubuwan da ke ƙonewa da ƙasa da kashi 21% na iskar oxygen a cikin iska ana ɗaukar su a matsayin masu ƙonewa).
PE yana digawa kuma yana ci gaba da ƙonewa ba tare da toka ba bayan cire wutar. Ainihin, ana fitar da sinadarai masu guba ta hanyar duk hanyoyin ƙonewa. Carbon monoxide gabaɗaya shine samfurin ƙonewa mafi haɗari ga mutane. Lokacin da PE ke ƙonewa, galibi carbon dioxide, carbon monoxide da ruwa suna haɗuwa.
Zafin wutar kai shine 350℃.
Abubuwan kashe gobara da suka dace sune ruwa, kumfa, carbon dioxide ko foda.
Juriyar Halittu
Bututun PE na iya fuskantar lalacewa daga tushen halittu kamar tururuwa ko beraye. Ana tantance juriyar kai hari ta hanyar taurin PE da aka yi amfani da shi, yanayin saman PE, da kuma yanayin shigarwa. A cikin ƙananan bututun diamita, tururuwa na iya lalata sassan bango masu siriri a cikin mawuyacin hali. Duk da haka, lalacewar da ake dangantawa da harin tururuwa a cikin PE daga baya an gano cewa ta faru ne sakamakon wasu hanyoyin lalacewar injiniya.
Tsarin bututun PE gabaɗaya ba ya shafar halittu masu rai a cikin ƙasa da kuma a cikin ruwa, kuma yanayin paraffinic na saman bututun PE yana hana tarin kogunan ruwa da ake amfani da su.
Kayayyakin Wutar Lantarki
Saboda ƙarancin shan ruwa na PE, halayen wutar lantarkinsa ba sa shafar ci gaba da hulɗa da ruwa. Tunda PE polymer ne na hydrocarbon wanda ba shi da polar, yana da ingantaccen insulator. Duk da haka, waɗannan kaddarorin na iya ta'azzara sosai sakamakon gurɓatawa, tasirin kafofin watsa labarai na oxidizing ko yanayin yanayi. Takamaiman juriyar girma shine >1017 Ωcm; ƙarfin dielectric shine 220 kV/mm.
Saboda yiwuwar haɓakar cajin lantarki, ana ba da shawarar yin taka tsantsan lokacin amfani da PE a aikace-aikace inda haɗarin gobara ko fashewa ke faruwa.
CHUANGRONGKamfani ne da aka haɗa a masana'antar hannun jari da cinikayya, wanda aka kafa a shekarar 2005 wanda ya mayar da hankali kan samar da Bututun HDPE, Fittings & Valves, PPR Bututun, Fittings & Valves, PP Matsewa & Valves, da kuma sayar da injunan walda na Bututun filastik, Kayan Aikin Bututu, Matse Gyaran Bututu da sauransu.
Idan kuna buƙatar ƙarin bayani, tuntuɓe mu +86-28-84319855, chuangrong@cdchuangrong.com, www.cdchuangrong.com
Lokacin Saƙo: Nuwamba-14-2024
