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Nau'in da amfani da jakunkuna

Nau'in:

Saka, Kuma ana kiranta jaka na maciji. Wani nau'in filastik yafi amfani dashi don iyawar. Kayan kayan sa gabaɗaya ne da yawa kayan filastik sunadarai kamar polyethylene da polypropylene.

Babban albarkatun ƙasa don samar da kasashen waje shine polyethylene (PE), yayin da babban samarwa na gida shine polymropalorsting ta polymerization na uthylene. A masana'antu, shi ma ya haɗa da ethylene da ƙaramin adadin ank- copololers na elefins. Polyethylene ba shi da kamanci, ba mai guba ba, yana jin daɗi, yana da kwanciyar hankali mai ƙarancin ƙwayar cuta), ƙarancin ƙarfin ƙwarewa, kuma yana da ruwa mai guba, kuma kyakkyawan ruwa ne na lantarki; Amma polyethylene yana da matukar damuwa game da damuwa na muhalli (sunadarai da na inji) kuma yana da ƙarancin zafi tsufa tsufa. Abubuwan da ke na polyethylene sun bambanta da iri-iri zuwa iri-iri, galibi dangane da tsarin kwayoyin da yawa. Hanyoyin samarwa daban-daban na iya samar da samfurori masu yawa tare da densities daban-daban (0.91 ~ 0.96g / cm3). Za'a iya aiwatar da polyethylene ta amfani da hanyoyin da ke da ƙarfi na thermoplastic (duba aikin filastik). Yana da kewayon amfani da yawa, galibi ana amfani da su don masana'antu na bakin ƙasa, kwantena, da kuma za a iya amfani da su a cikin allurar Petrochemical, kuma ana iya amfani dashi azaman rufin dan adam, da kuma wasu abubuwa game da 1/4 na samarwa na filastik. A cikin 1983, jimlar ikon samar da polyethylene a cikin duniya shine 24.65mt, kuma damar da ke cikin aikin ginin ta kasance 3.16mt.

A thermoplastic resin da aka samo ta hanyar polymerization na provylene. Akwai saitaniya guda uku: etotactic, bazuwar, da kuma syndniatic, tare da isatactic a matsayin babban bangarorin a samfuran masana'antu. Polypropylene shi kuma ya hada da copolymers na propylene da karamin adadin ethylene. Yawancin lokaci wani Semi ba m da m m, ƙanshi mai ƙyalƙyali da marasa guba. Saboda tsarinta na yau da kullun da babban digiri na lu'ulu'u, wurin melting yana da tsayi kamar 167 ℃, kuma yana da zafi-resistant. Ana iya lalata samfurin ta tururi, wanda shine mafi kyawun fa'idar sa. Yawansu shine 0.90g / cm3, yana sanya shi mafi sauƙaƙe filastik. Corroon juriya, da tenese karfi na 30mo, da mafi kyawun ƙarfi, m, da kuma nuna gaskiya da polyethurene. Rashin kyau shine mummunan mummunan yanayin zazzabi da kuma tsufa mai sauƙi, amma ana iya shawo kan gyara da ƙari na antioxidants bi da bi.

Launin jaka da aka saka shine fari ko fari mai launin toka, mara guba da ƙanshi, kuma babu cutarwa ga lafiyar ɗan adam. Kodayake an sanya su daga magunguna daban-daban, suna da kariyar muhalli da ƙoƙarin sake sarrafawa;

Amfani:

1. Faracks jaka ga takin gargajiya na tattalin arziki

Sakamakon kayan aikin samfuri da batutuwa na farashin, ana amfani da jaka na biliyan 6 a cikin marufi a kasar Sin a kowace shekara, asusun sama da 85% na ɗaukar cakulan sumunti. Tare da cigaba da aikace-aikacen sassauɓuɓɓu, an yi amfani da jakunkuna masu fiɗa da aka saka a cikin ruwa da kuma jigilar kayayyaki da kayan sufuri da kayan aikin gona. A cikin kayan aikin gona na Noma,Jagstar filastik An yi amfani da su sosai a cikin kayan aikin kayan aikin ruwa, wuraren shakatawa na kiwon kaji, kayan da iska ke da iska don samar da kayayyaki na yau da kullun: abinci da aka saka,jakunkuna masu amfani, Fiton foda da aka saka, urea jaka, da sauransu.

 Fara jakunkuna na kayayyakin aikin gona

  Jaka Ana amfani da galibi a cikin harkokin noma kuma sun dace da riƙe friuts da kayan marmari, albasa, tafarnuwa, da sauransu ana amfani da shi don adana ciyawa da sauƙaƙe rayuwar raga ta hunturu.

3.Daga jaka

Jawabin Abinci kamar shinkafa da gari yana da hankali yarda da saka jakunkuna don ɗaukar jakunan da aka saka gama gari sun haɗa dajakunkuna na tarko, gari saka jaka, masara da aka saka, da sauran jakunkuna.

4.Toursm da masana'antar sufuri

Tsibirin na ɗan lokaci, misalin rana, jakunkuna masu tafiya da yawa, da jakunkuna na tafiya a cikin masana'antar yawon shakatawa duk suna da aikace-aikacen masana'antar filastik suna da kayan masana'antar filastik. An yi amfani da tallan tallace-tallace da yawa azaman kayan sutura don sufuri da ajiya, maye gurbin babban da auduga gada wanda yake yadin da m. Hakanan ana amfani da mayafin guda da raga a lokacin gini ana amfani da su a cikin yadudduka masu amfani da filastik waɗanda suka haɗa da:Jagoran Taro, Jakunkuna masu rufi da jaka, jakunkuna na sufuri, jigilar kaya, da sauransu

5.Gairan injiniya:

Tun da ci gaban Geotextiles a cikin 1980s, filayen aikace-aikacenfilayen filastikhave been expanded, widely used in small water conservancy, electricity, highways, railways, seaports, mining construction, and military engineering construction. A cikin waɗannan ayyukan, Geosyntntics suna da ayyuka kamar fillt, magudanar ruwa, ƙarfafa, ware, da kuma setepage. Filastik geotextiles iri iri ne na roba mai laushi.

Kayayyakin sarrafawa 6.Flood

Jaka na Weaving shine ba makawa don ikon ambaliyar da kuma taimakon bala'i. Su ma suna da mahimmanci a cikin gina hanci, rafi, layin dogo, da manyan hanyoyi su ne anti labarai da aka saka, da fari tsayayya da jakunkuna, kuma ambaliyar ruwa mai tsayayya da jakunkuna.

7.Da abubuwan da ake bukata

Mutanen da suke aiki a cikin aikin gona, kayan sufuri, da kuma kasuwa raba filastik kayayyakin filastik. Akwai samfuran da aka saka filastik a ko'ina a cikin shaguna, shagunan ajiya, da gidaje. An sauya kayan aikin kayan fiber na fiber na fiber na fiber da filastik filastik, kamarjakunkuna na siye, Jakunkuna kantin sayar da kayayyaki, da manyan manyan jakunkuna na zamani; Jaka da saka jakunkuna na sufuri don sufuri na dabaru, jakunkuna masu kaya.

8.Se jaka.

Sakamakon abubuwa na musamman, wasu masana'antu na iya buƙatar amfani da jakunkuna waɗanda ba a amfani da su kamar yadda aka saba amfani da su, kamar jakunkuna na carbon. Babban fasalin kayan baƙar fata na carbon shine kariya ta rana. Jaka mai duhu na kwalba suna da karfin kariya na rana fiye da jaka na yau da kullun jaka, da jakunkuna na yau da kullun ba zasu iya tsayayya da tsawan haihuwa ba ga rana. Akwai kumaAnti UV UV saka jakuna: tare da Antti Uk Aikin UV, aikin anti tsufa, da sauransu.

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