Ana samar da kayayyaki daga ƙasashen waje galibi polyethylene (PE), kuma galibi ana samar da kayayyaki daga cikin gida polypropylene (PP), kuma wani nau'in resin thermoplastic ne da ethylene polymerization ke samarwa. A fannin masana'antu, yana kuma haɗa da copolymers na ethylene tare da ƙananan adadin -olefin. Polyethylene ba shi da wari, ba shi da guba, yana jin kamar kakin zuma, yana da juriya mai kyau ga ƙarancin zafin jiki (zafin amfani mafi ƙanƙanta zai iya kaiwa -70 ~ -100℃), kyakkyawan kwanciyar hankali na sinadarai, yana iya jure yawancin lalacewar acid da alkali (babu iskar acid), zafin ɗaki ba ya narkewa a cikin abubuwan narkewa gabaɗaya, ƙaramin sha ruwa, kyakkyawan aikin rufin lantarki; Amma polyethylene yana da saurin damuwa ga muhalli (tasirin sinadarai da na inji) kuma yana da ƙarancin juriya ga tsufa mai zafi. Abubuwan da polyethylene ke da su sun bambanta daga nau'i zuwa nau'i, galibi ya danganta da tsarin kwayoyin halitta da yawa. Ana iya samun samfuran da yawa daban-daban (0.91 ~ 0.96g/cm3) ta amfani da hanyoyin samarwa daban-daban. Ana iya sarrafa polyethylene ta hanyar hanyar gyaran thermoplastic gabaɗaya (duba sarrafa filastik). Ana amfani da shi sosai wajen kera fim, kwantena, bututu, waya ɗaya, waya da kebul, kayan yau da kullun, da sauransu, kuma ana iya amfani da shi azaman kayan kariya mai yawan gaske ga TV, radar, da sauransu. Tare da haɓaka masana'antar mai, an haɓaka samar da polyethylene cikin sauri, wanda ya kai kusan kashi 1/4 na jimlar samar da filastik. A shekarar 1983, jimillar ƙarfin samar da polyethylene ya kai miliyan 24.65, kuma ƙarfin ginin da ake yi shine miliyan 3.16.
Polypropylene (PP)
Resin thermoplastic wanda aka shirya ta hanyar polymerization na propylene. Akwai tsari guda uku na samfuran isochronous, marasa tsari da kuma waɗanda suka haɗu a lokaci guda, kuma samfuran isochronous sune manyan abubuwan da ke cikin kayayyakin masana'antu. Polypropylene kuma ya haɗa da copolymers na propylene da ƙaramin adadin ethylene. Yawanci mai haske mara launi mai ƙarfi, mara ƙamshi mara guba. Saboda tsarin yana da tsabta kuma an yi shi da lu'ulu'u sosai, don haka wurin narkewa har zuwa 167℃, juriya ga zafi, ana iya amfani da samfuran tsaftacewar tururi shine fa'idodin sa na musamman. Tare da yawan 0.90g/cm3, shine filastik mafi sauƙi na duniya. Juriyar tsatsa, ƙarfin tensile 30MPa, ƙarfi, tauri da bayyanawa sun fi polyethylene kyau. Rashin kyawun shine juriyar tasirin zafi mai ƙarancin zafi da tsufa mai sauƙi, wanda za'a iya shawo kansa ta hanyar gyara da ƙara antioxidant bi da bi.
Launin jakar da aka saka gabaɗaya fari ne ko launin toka, ba shi da guba kuma ba shi da ɗanɗano, gabaɗaya ba shi da lahani ga jikin ɗan adam, kodayake ana yin sa ne ta hanyar robobi iri-iri na sinadarai, amma kariyar muhalli ta fi ƙarfi, kuma ƙarfin sake amfani da ita ya fi girma;
Ana amfani da jakunkunan saka sosai, galibi ana amfani da su don tattarawa da tattara kayayyaki daban-daban, waɗanda ake amfani da su sosai a masana'antu;
An yi jakar da aka saka ta roba da resin polypropylene a matsayin babban kayan da aka saka, wanda ake fitarwa a miƙe shi ya zama siliki mai faɗi, sannan a saka a yi jaka.
Jakar da aka saka ta filastik mai haɗaka ta dogara ne akan zane mai filastik, wanda aka yi ta hanyar birgima.
Ana amfani da wannan jerin samfuran don tattara foda ko kayan daskararru masu ƙarfi da kayan da ke sassauƙa. Jakar da aka saka ta filastik mai haɗaka an raba ta zuwa jaka biyu a cikin ɗaya da jaka uku a cikin ɗaya bisa ga babban abun da aka haɗa.
Dangane da hanyar dinki, ana iya raba ta zuwa jakar dinki ta ƙasa, jakar dinki ta ƙasa, aljihu da jakar dinki mai ɗaurewa.
Dangane da fa'idar fa'idar jakar, za a iya raba ta zuwa 350, 450, 500, 550, 600, 650 da 700mm. Dole ne ɓangarorin biyu su amince da takamaiman bayanai.
Lokacin Saƙo: Satumba-28-2020