category: Polyethylene
Nature: Mara da ɗanɗano, mara wari, mara guba, maras sheki, barbashi fararen waxy masu ɗanɗano mai ɗanɗano mai kusan 0.920 g/cm3 da madaidaicin narkewa na 130 ℃ zuwa 145 ℃. Rashin narkewa a cikin ruwa, dan kadan mai narkewa a cikin hydrocarbons, da dai sauransu. Yana iya tsayayya da yashwar yawancin acid da alkalis, yana da ƙananan shayar ruwa, yana kula da sassauci a ƙananan yanayin zafi, kuma yana da babban rufin lantarki.
Tsarin aikin: Akwai galibi matakai guda biyu na samarwa: Tsarin tubular matsa lamba mai ƙarfi da tsarin tukwane. Domin rage yawan zafin jiki da matsa lamba, tsarin tsarin tubularrally yana amfani da ƙananan zafin jiki da masu ƙaddamar da ayyuka masu girma don ƙaddamar da tsarin polymerization. High-tsarki ethylene shine babban albarkatun kasa, kuma ana amfani da propylene, propane, da dai sauransu azaman masu daidaitawa mai yawa. A polymerization dauki ne da za'ayi a karkashin yanayi na game da 200 ℃ zuwa 330 ℃ da 150 zuwa 300 MPa ta yin amfani da high-aiki initiators. Narkakkar polymer wanda aka fara ta hanyar polymerization a cikin reactor dole ne a sanyaya kuma a raba shi ƙarƙashin babban matsa lamba, matsa lamba, da ƙananan matsa lamba. Ana sanyaya iskar gas mai ƙarfi da ke zagayawa kuma a raba sannan a aika zuwa mashigai na matsananciyar matsa lamba (300 MPa). Ana sanyaya iskar gas mai matsakaicin matsa lamba kuma a raba sannan a aika zuwa mashigar babban matsa lamba (30 MPa). Ana kwantar da iskar gas mai raɗaɗi mai raɗaɗi kuma an raba shi sannan kuma ana sake yin amfani da shi ta hanyar ƙaramin matsa lamba (0.5 MPa). An raba narkar da polyethylene a ƙarƙashin babban matsa lamba da ƙananan matsa lamba sannan a aika zuwa granulator don yankan ruwa. A lokacin granulation, ana iya ƙara abubuwan da suka dace bisa ga filayen aikace-aikacen daban-daban, kuma ana tattara sassan kuma ana jigilar su.
yana amfani da: Ana iya sarrafa ta ta hanyar yin allura, gyare-gyaren extrusion, gyare-gyaren busa, da dai sauransu. An fi amfani da shi azaman noma.ral fim, masana'anta marufi fim, Pharmaceutical da abinci marufi fim, inji sassa, yau da kullum bukatun, kayan gini, waya da kebul rufi, coatings, da roba takarda, da dai sauransu.
Polyethylene Foda Paint
Polyethylene foda fenti shi ne mafi girma kuma mafi yawan amfani da irin thermoplastic foda fenti. Kyakkyawan guduro yana ba da tushe don manyan kayan kwalliyar fenti na polyethylene foda. Fim ɗin sutura yana da fa'idodi masu zuwa: a) kyakkyawan juriya na ruwa, juriya na acid da alkali, juriya na sinadarai, da ƙarancin sha ruwa a ƙasa 0.001%; b) kyawawa mai kyau na thermal da wutar lantarki, babu lalata lantarki; c) Kyakkyawan ƙarfin ƙarfi, sassauci, da juriya mai tasiri; d) Kyakkyawan juriya mai ƙarancin zafin jiki, babu fashewa a -40 ℃ fiye da 400h, ana iya amfani dashi a cikin yanayin sanyi na arewa; e) ƙananan farashin albarkatun kasa, mara guba.
Irin wannan nau'in fenti na foda yana ba da fim ɗin sutura mai kyau sosai, mai laushi, da jin dadi. Lokacin da fim ɗin shafa na polyethylene foda fenti ya zo cikin hulɗa tare da wasu kaushi ko kayan wanka, zai yi sauri ya karye saboda damuwa. Yawancin lokaci, ana amfani da wasu nau'ikan resins don gyara resin polyethylene, haɓaka haɓakar kayan aikin injiniya na fenti na polyethylene, inganta mannewa ga ma'aunin, da haɓaka haɓakar wannan nau'in sutura, yana haɓaka filayen aikace-aikacensa.
Hanyoyin ci gaba na gaba na polyethylene foda shafi
Polyethylene foda wani abu ne mai mahimmanci mai mahimmanci, wanda shine fili na polymer wanda aka haɗa daga ethylene monomer kuma ana amfani dashi sosai a cikin kera samfuran filastik, fibers, kwantena, bututu, wayoyi, igiyoyi da sauran filayen. Tare da ci gaba da gabatarwar sababbin kayan aiki da sababbin fasaha, aikace-aikacen foda polyethylene kuma yana fadadawa. Hanyoyin ci gaban gaba za su kasance kamar haka: 1. Tsarin kare muhalli da kore: Tare da karuwar wayar da kan kariyar muhalli, yanayin ci gaban kore da muhalliKara karantawa …
Menene HS code na polyethylene foda shafi?
Gabatarwa na HS code na polyethylene foda shafi HS CODE shine taƙaitaccen bayanin "Harmonized Commodity Description and Coding System". The Harmonization System Code (HS-Code) Majalisar Kwastam ta Duniya ce ta tsara kuma sunan Ingilishi shine The Harmonization System Code (HS-Code). Abubuwan da suka dace na hukumomin kwastan da shigarwa da ficewa na ƙasashe daban-daban don tabbatar da nau'ikan kayayyaki, gudanar da sarrafa rabe-raben kayayyaki, duba ka'idojin jadawalin kuɗin fito, da kuma duba alamun ingancin kayayyaki sune takaddun shaida gama gari don shigo da kaya.Kara karantawa …
Menene lambar CN na polyethylene foda?
Lambar CN na polyethylene foda: 3901 Polymers na ethylene, a cikin nau'i na farko: 3901.10 Polyethylene yana da takamaiman nauyin kasa da 0,94: -3901.10.10 Polyethylene Linear -3901.10.90 Sauran 3901.20 Polyethylene na musamman na polyethylene. ko fiye: --0,94 Polyethylene a daya daga cikin siffofin da aka ambata a bayanin kula 3901.20.10 (b) zuwa wannan babi, na wani takamaiman nauyi na 6 ko fiye a 0,958 ° C, dauke da: 23 mg / kg ko ƙasa da aluminum, 50 MG / kg ko ƙasa da calcium, 2 mg / kg koKara karantawa …
Mene ne Polyethylene Paint
Polyethylene Paint, wanda kuma aka sani da suturar filastik, sutura ne da aka yi amfani da su akan kayan filastik. A cikin 'yan shekarun nan, an yi amfani da suturar filastik a cikin wayar hannu, TV, kwamfuta, mota, kayan aikin babur da sauran fannoni, irin su sassan waje na mota da sassan ciki. Abubuwan da aka haɗa, suturar filastik kuma ana amfani da su sosai a cikin wasanni da kayan nishaɗi, marufi na kwaskwarima, da kayan wasan yara. Thermoplastic acrylate guduro coatings, thermosetting acrylate-polyurethane guduro gyara kayan shafa, chlorinated polyolefin modified coatings, modified polyurethane coatings da sauran iri, daga cikinsu akwai acrylic coatings.Kara karantawa …
Menene High Density Polyethylene
Babban yawa polyethylene (HDPE), farin foda ko samfurin granular. Ba mai guba ba, mara ɗanɗano, crystallinity na 80% zuwa 90%, wurin laushi na 125 zuwa 135 ° C, yi amfani da zafin jiki har zuwa 100 ° C; taurin, ƙarfi mai ƙarfi da ductility sun fi ƙarancin ƙarancin polyethylene; sa juriya, lantarki Kyakkyawan rufi, tauri da juriya sanyi; kyakkyawan kwanciyar hankali na sinadarai, wanda ba zai iya narkewa a cikin kowane irin kaushi na halitta a cikin zafin jiki, juriya na lalata acid, alkali da gishiri daban-daban; bakin ciki na fim din da ya dace da ruwa da iska, shayar ruwa Low; rashin juriya tsufa,Kara karantawa …
Menene Tsarin Samar da Polyethylene
Ana iya raba tsarin samar da polyethylene zuwa: Hanyar matsa lamba, ana amfani da hanyar matsa lamba don samar da ƙananan polyethylene. Matsakaicin matsa lamba Hanyar ƙarancin ƙarfi. Dangane da hanyar ƙananan matsa lamba, akwai hanyar slurry, hanyar warwarewa da hanyar lokacin gas. Ana amfani da hanyar matsa lamba don samar da ƙananan ƙarancin polyethylene. An kirkiro wannan hanya da wuri. Polyethylene da aka samar ta wannan hanyar yana lissafin kusan 2/3 na jimlar yawan polyethylene, amma tare daKara karantawa …
Menene Gyaran Polyethylene?
Menene Gyaran Polyethylene? Abubuwan da aka gyara na polyethylene sun haɗa da chlorinated polyethylene, chlorosulfonated polyethylene, polyethylene mai haɗin giciye da kuma gauraye iri iri. Chlorinated Polyethylene: Bazuwar chloride da aka samu ta wani ɗan maye gurbin hydrogen atom a polyethylene tare da chlorine. Ana yin chlorination a ƙarƙashin ƙaddamarwar haske ko peroxide, kuma ana samar da shi ne ta hanyar dakatar da ruwa a cikin masana'antu. Saboda bambancin nauyin kwayoyin halitta da rarrabawa, digiri na reshe, digiri na chlorination bayan chlorination, chlorine atom rarraba da sauran crystallinity naKara karantawa …
Halin Jiki Da Sinadari Na Gudun Polyethylene
Jiki da Chemical Properties na Polyethylene Resin Chemical Properties Polyethylene yana da kyau sinadaran kwanciyar hankali da kuma shi ne resistant zuwa tsarma nitric acid, tsarma sulfuric acid da kowane taro na hydrochloric acid, hydrofluoric acid, phosphoric acid, formic acid, acetic acid, ammonia ruwa, amines, hydrogen peroxide, sodium hydroxide, potassium hydroxide, da dai sauransu bayani. Amma ba shi da juriya ga lalatawar iskar oxygen mai ƙarfi, kamar fuming sulfuric acid, nitric acid mai daɗaɗɗa, chromic acid da cakuda sulfuric acid. A cikin zafin jiki, abubuwan da aka ambata a sama za su sannu a hankaliKara karantawa …
Menene General Abubuwan Gudun Polyethylene
general Properties na Polyethylene Resin Polyethylene guduro ne mara guba, farin foda ko granule, madara fari a bayyanar, tare da kakin zuma-kamar ji, da kuma low ruwa sha, kasa da 0.01%. Fim ɗin polyethylene yana bayyane kuma yana raguwa tare da ƙara crystallinity. Fim ɗin polyethylene yana da ƙarancin ƙarancin ruwa amma haɓakar iska mai ƙarfi, wanda bai dace da marufi mai sabo ba amma ya dace da marufi mai ƙarfi. Yana da flammable, tare da iskar oxygen na 17.4, ƙananan hayaki lokacin konewa, ƙananan adadinKara karantawa …
Rarraba na Polyethylene
Rarraba na polyethylene Polyethylene ya kasu kashi babban yawa polyethylene (HDPE), ƙananan polyethylene (LDPE) da ƙananan ƙananan ƙananan polyethylene (LLDPE) bisa ga hanyar polymerization, nauyin kwayoyin halitta da tsarin sarkar. LDPE Properties: m, wari, mara guba, maras ban sha'awa surface, madara farin waxy barbashi, yawa game da 0.920 g / cm3, narkewa batu 130 ℃ ~ 145 ℃. Insoluble a cikin ruwa, dan kadan mai narkewa a cikin hydrocarbons, da dai sauransu. Yana iya jure wa yashewar yawancin acid da alkalis, yana da ƙarancin sha ruwa, har yanzu yana iya kula da sassauci a ƙananan yanayin zafi, kuma yana daKara karantawa …
Takaitaccen Gabatarwa na Gudun Polyethylene
Taƙaitaccen Gabatarwar Polyethylene Resin Polyethylene (PE) guduro ne na thermoplastic da aka samu ta hanyar polymerizing ethylene. A cikin masana'antu, an haɗa copolymer na ethylene tare da ƙananan adadin alpha-olefins. Gudun polyethylene ba shi da wari, ba mai guba ba, yana jin kamar kakin zuma, yana da kyakkyawan juriya mai ƙarancin zafin jiki (mafi ƙarancin zafin jiki na aiki zai iya kaiwa -100 ~ -70 ° C), kwanciyar hankali mai kyau na sinadarai, kuma yana iya tsayayya da mafi yawan acid da alkali yashwa (ba juriya ga hadawan abu da iskar shaka). yanayi acid). Ba shi da narkewa a cikin kaushi na gama gari a zazzabi na ɗaki, tare da ƙarancin sha ruwa da ingantaccen lantarkiKara karantawa …