Polyester guduro da epoxy guduro: sabanin, fasali da kuma sake dubawa

Epoxy da polyester resins, da bambance-bambance da za a bincika a wannan labarin ya kasance a cikin aji na thermosetting. Wannan yana nufin cewa bayan da solidification aiwatar da suka ba za a iya mayar da su zuwa cikin ruwa jihar. Dukansu formulations da halaye daban-daban, wanda kayyade su ikon yinsa. Don gane da manufar wadannan kayan da amfani ga samun Mai ƙididdigewa ga review na epoxy da polyester resins.

epoxy

Epoxy tana nufin kayan roba asalin. A m nau'i shi ba dace da amfani da kai ga m jihar canza ba m. Don zuba a cikin epoxy guduro aka kara a daidai rabbai musamman hardener.

Ga daidai amfani da wajibi ne a san ribobi da fursunoni na wani epoxy guduro. A guduro na irin wannan ne prized da ƙarfi halaye. Shi ne resistant zuwa m sinadaran mahadi kamar acid da kuma alkalis. A abũbuwan amfãni daga epoxy hada da: matsakaici shrinkage, high lalacewa juriya, mãdalla da karko. solidification tsari ya auku a kan wani m zazzabi da iyaka, amma bada shawarar a rayuwa span daga +18 zuwa +25 digiri. Hot zuba Hanyar da aka yi amfani da sarrafa na ƙara ƙarfin iya withstanding matsananci lodi.

Wannan irin resins amfani da masana'antu da kuma a cikin gida. A ikon yinsa na amfani ne mafi zama yadu ta hanyar halittar sabon qagaggun tare da gyara da kaddarorin. Saboda da hadawa da daban-daban na epoxy resins da hardeners za a iya samar da wani samfurin karshe tare da sosai jũna halaye.

Da ake ji epoxy guduro

Epoxy irin guduro ne da farko yi amfani da matsayin abu don bonding saman: itace, fata, karfe da kuma sauran wadanda ba porous. Irin wannan abun da ke ciki da'awa a Electronics, aikin injiniya da kuma jirgin sama. Fiberglass, rayayye amfani a yi, an ma yi na epoxy. A guduro amfani ga waterproofing benaye da ganuwar, ciki har da na waje. Gama kayayyakin da aka yi da fiberglass, bayan nika da kuma aiki na mafi rare a cikin kayan ado na ciki na gabatarwa.

Curing wakili don epoxy guduro

Epoxy kayan kunshi biyu aka gyara, wanda bayan hadawa da Polymerization tsari zai fara. Bangaren haifar da solidification na epoxy guduro aka kira hardener. Dangane da yin amfani da daban-daban resins da hardeners za a iya shirya quite sabanin epoxy cakuda.

The rabo daga cikin magance wakili a cikin abun da ke ciki na iya bambanta da kuma dogara da farko a kan sa na guduro. epoxy guduro Polymerization dauki komowar, watau narke ya ƙarfafa abu ne da ba zai yiwu.

Yana da wani kuskure to yi imani da cewa a lokacin da inflating da adadin hardener hardening za sauri. An tasiri hanyar bugun sama da tsari - kara yawan zafin jiki na cakuda. Kara aiki zafin jiki na 10 digiri iya hanzarta aiwatar da sau 3. Akwai musamman aka gyara domin wadannan dalilai a cikin kasuwar. Akwai ma gaurayawan na epoxy, solidifying a ƙananan yanayin zafi.

Ba daidai ba selection na adadin hardener yana da wani detrimental sakamako a kan ingancin na ƙãre samfurin. Da farko rage-rage da ƙarfi, kuma da juriya ga sunadarai. Lokacin da wani karamin adadin hardener ne m daidaito sassa, tare da wani wuce haddi na polymer a kan abu surface da aka kasaftawa. A mafi m rabbai na guduro / hardener ne 1/2 ko 1/1. Kafin hadawa, shi ne shawarar zuwa karanta umarnin for daidai bangaren rabo.

polyester guduro

Irin wannan guduro aka kafa a cikin aiki da alcohols musamman dalilai. Dalili abu ne polyester. musamman kaushi da kuma hanawa amfani da su hanzarta magance tsari. Dangane da aikace-aikace na kayan, ƙila ya kasance yana da wani daban-daban tsarin da kaddarorin. A sakamakon samfurin bukatar kara lura da nufin inganta kariya a kan ruwa da kuma UV radiation. Ƙarin shafi kuma kara habaka da ƙarfi halaye na samfurin. Polyester guduro, sabanin epoxy, halin low inji Properties. Amma a wannan poliefirku shi yana da low price, godiya ga wanda abu ne mafi m.

Irin wannan resins ake amfani a baje a gina yi, mota, Shipbuilding da samar da kwantena ga kwayoyin sunadarai. Polyester aka gyara a lokacin da gauraye da gilashin ta samar da high ƙarfi fili. Saboda da sakamakon abu da ake amfani a yi na duwatsu, rufi na gine-gine da kuma lighting.

A polyester guduro kuma hada a cikin abun da ke ciki na wucin gadi dutse. Sanya yin amfani da wannan bangaren roba da ake amfani a yi na taga sills, shawa enclosures, partitions da kuma na ado abubuwa. Polyester resins, sabanin epoxy, sauƙi batawa.

Babban abũbuwan amfãni daga polyester irin guduro

Polyester guduro, sabanin epoxy, yana da mafi practicality. Bayan hadawa, da gilashin abun da ke ciki zama da ƙarfi halaye, wucewa da kaddarorin na karfe. Domin hardening poliefirki bukatar wani yanayi na musamman da kuma yanayin zafi. Aiki tare da shi suna dauke su kasa aiki-m, da kuma abu ne mai rahusa.

Mene ne bambanci?

Tambayar da tambaya: "Wanne ne mafi alhẽri, poliefirka ko epoxy?", Kana bukatar ka fahimci me ya sa kuma inda guduro ake bukata. Dukansu kayan suna da ribobi da fursunoni, kuma karshe zabi ya dogara da yanayi na amfani, kazalika da irin surface a kan abin da guduro za a iya amfani.

Epoxy yana da mafi girma darajar, amma shi ne mafi m. Mallakan kyau kwarai m Properties for tam ya haɗu daban-daban surface tsarin. Epoxy guduro daban-daban daga polyester samfurin negligible shrinkage, mafi inji halaye da kuma jure sa.

Saboda haka, sabanin poliefirki, epoxy bukatar karin lokaci zuwa solidification, wanda slows saukar da aiwatar da Manufacturing sassa na wannan abu. Aiki tare da irin wannan guduro yana tare da heightened tsaro: a lõkacin da aiki tare da ruwa kayan wajibi ne a yi amfani da safar hannu domin tanadin m kayayyakin bukatar wani respirator. A hatsari ba sosai guduro matsayin aka gyara amfani da su sa m jihar s. Lokacin ƙarfafa karkashin high zazzabi yanayi akwai damar na rasa danko kayan cewa halitta ƙarin matsaloli a aikin.

Abin da mafi alhẽri guduro, epoxy ko polyester? Reviews ce cewa a mafi yawan lokuta, na farko da ake amfani da matsayin m, kamar yadda da kaddarorin ne da ya fi yadda da cewa daga cikin abu na polyester. A wasu yanayi, a mafi m don amfani mai polyester guduro irin, wanda, da farko, zai ajiye, kuma abu na biyu, rage wuya da aiki.

A abũbuwan amfãni daga yin amfani da poliefirki

Poliefirka ba saki mai guba abubuwa, da sauki don amfani, da gwaninta ya yi aiki tare da shi ba a bukata. A abun da ke ciki amfani for shafi daban-daban saman da wani m aiki na nufin, wanda qara ƙarfi. Bisa ga m Properties na epoxy poliefirka muhimmanci na baya, da kuma amfani da shi don gluing saman irrationally. Kamar yadda wani abu don ado abubuwa ba su dace, kamar yadda yana da low inji halaye. A lokacin da hadawa da abun da ke ciki na poliefirki amfani da wani karamin adadin mai kara kuzari. Material taurare da sauri, a cikin 2-3 hours.

A ƙãre yanki ne na roba da kuma resistant zuwa lankwasawa. Debe da samfurin na polyester guduro ne combustibility. Taba amfani da polyester guduro ga wani labarin da aka yi da epoxy. Don gyara samfur na wani epoxy abu ne mafi alhẽri a yi amfani da wannan.

Ta yaya ya kamata a shirya surface

A guduro kamata a yi amfani ne kawai a pre-shirye surface. A mataki na farko ne da za'ayi amfani da wani sauran ƙarfi degreasing. Bayan cire datti da kuma man shafawa polishing tsari aka yi. Tun da kayan surface da sandpaper ko musamman kayan aiki ne cire topsheet. Sa'an nan, wani tsari na cire ƙura. Bayan nan, aikace-aikace ne zai yiwu don fara aiki bangaren.

hatsari rigakafin

Domin kada ya sa rauni a lõkacin da aiki tare da resins da hardeners, shi wajibi ne ya dauki matsakaicin riƙi shirinku. Gaza bada hašin kai sauki dokoki iya kai wa ga fata lalacewa, konewa ko huhu aiki disturbances a lõkacin da aiki tare da epoxy ko polyester resins. Features aminci a lõkacin da aiki tare da sunadarai:

• Kada ka yi amfani kwantena akayi nufi don dafa abinci.
• All jan dole ne a da za'ayi a cikin na musamman tufafi da kuma safar hannu. Kafin aiki a hannu sunscreen kamata a yi amfani. Polishing na ƙãre kayayyakin ne da za'ayi a cikin wani respirator da kuma musamman tabarau.
• A cikin hali na guduro fadowa a kan fata shi ya kamata a wanke da sabulu ba tare da bata lokaci ba, ko kuma tsabta barasa.

Magudi da epoxy aka gyara kamata a da za'ayi a wata rijiya-ventilated yankin.