A halin yanzu, ana iya raba kayan bututun da ake amfani da su a cikin mota zuwa kashi uku: bututun nailan, bututun roba da bututun karfe.Bututun nailan da aka saba amfani dasu sune PA6, PA11 da PA12.Wadannan abubuwa guda uku ana kiran su gaba ɗaya a matsayin aliphatic Pa. PA6 da PA12 suna buɗe polymerization na zobe kuma PA11 shine polymerization.
1. Amfaninnailan bututusune kamar haka: ▼ kyakkyawan juriyar mai (man fetur, dizal), mai da mai da mai, da juriya na sinadarai.▼ low zafin jiki tasiri juriya: PA11 iya jure low zafin jiki tasiri na - 50 ℃ da PA12 iya jure low zafin jiki tasiri na - 40 ℃.▼ m aikace-aikace zazzabi kewayon: aikace-aikace zazzabi kewayon PA11 ne - 40 ~ 125 ℃, da kuma matsayin PA12 ne - 40 ~ 105 ℃.Bayan tsufa gwajin a 125 ℃, 1000h, 150 ℃ da 16h, PA11 bututu yana da kyau low-zazzabi tasiri yi.▼ Juriya ga iskar oxygen da lalata gishirin zinc: juriya ga 50% maganin zinc chloride fiye da 200H.▼ mai juriya ga acid batir da ozone.▼ abu ne mai mai da kansa tare da juriya na girgiza, juriya, juriya ga gajiya da ƙarancin juriya.▼ UV juriya da tsufa na yanayi: ana iya amfani da juriya na UV na launi na launi PA11 don shekaru 2.3-7.6 dangane da yankuna daban-daban;Ikon anti ultraviolet na baki PA11 ya karu da sau hudu bayan ƙara anti ultraviolet absorbent.
Hanyar sarrafa bututun nailan shine: ① hanyar extrusion ② hanyar kafawa ③ tsarin taro ④ hanyar ganowa.Gabaɗaya,nailan bututuyana da babban fa'ida a cikin aikin idan aka kwatanta da bututun ƙarfe, yayin da ya fi kyau a juriya na lalata sinadarai da juriya idan aka kwatanta dabakin karfe bututu, wanda ke taka muhimmiyar rawa wajen rage nauyin abin hawa da farashin samarwa.
2. Akwai da yawaroba tiyosifofi don mota, kuma ainihin tsarin sun haɗa da nau'in talakawa, nau'in ƙarfafawa da nau'in mai rufi.
Tsarin asali na bututun roba a halin yanzu, kayan bututun roba da aka fi amfani dasu a kasuwa sune FKM, NBR, Cr, CSM da eco: ▼ zazzabi sabis na FKM (fluororubber) shine 20 ~ 250 ℃, wanda galibi ana amfani dashi don O- zobe, hatimin mai, Layer na ciki nabututun maida sauran samfuran rufewa.▼ yawan zafin jiki na sabis na NBR (roba nitrile) shine 30 ~ 100 ℃, wanda galibi ana amfani dashi don bututun roba, zoben rufewa da hatimin mai.▼ da sabis zafin jiki na Cr (chloroprene roba) ne 45 ~ 100 ℃, wanda aka yafi amfani da tef, tiyo, waya shafi, roba farantin gasket 'kura cover, da dai sauransu ▼ da sabis zafin jiki na CSM (chlorosulfonated polyethylene roba) ne 20 ~ 120 ℃, wanda aka yafi amfani da tayoyin, tef, tartsatsi toshe sheath, wayoyi, lantarki sassa, O-zobba, kofa da taga sealing tube, da dai sauransu ▼ da sabis zazzabi na eco (Chloroether roba) ne 40 ~ 140 ℃, wanda aka fi amfani da shi don zobe mai zafi, diaphragm, shock pad, robar tiyo, da dai sauransu.
3. Kamar irin bututu mai kauri.karfe bututuyana da abũbuwan amfãni daga nauyi nauyi, high cost da sauki karaya.Don haka, kamfanoni da yawa sun zaɓi barin amfani da bututun ƙarfe.A halin yanzu, bututun aluminum na ƙarfe ya fi dacewa da tsarin kwandishan.Duk da haka, ƙarfin ƙarfi, fashewar matsa lamba da juriya na tsufa na bututun ƙarfe sun fi na bututun nailan da bututun roba.
Lokacin aikawa: Mayu-24-2022