Daawada dareeraha ah ee Silikoon Urethane ee loogu talagalay Farsamaynta Caaryada Xirfadlayaasha

sharaxaad gaaban:

Caaryada dareeraha ah ee silikoonku waxay cimrigeedu shelf leedahay 12 bilood.

Jel silica caaryada dareeraha ah waa jel silica dareere ah oo ka kooban laba qaybood.Guud ahaan waxa lagu kaydiyaa meel hawo leh, qabow, qalalan, la xidhay oo lagu kaydiyay meel ka fog carruurta oo ka fog qorraxda tooska ah.Inta lagu jiro gaadiidka, xabagta A iyo xabagta B si siman looma qasi karo ka hor inta aan la kaydin.Tani waxay keeni doontaa in dhammaan jel silikoon ay adkeeyaan oo ay u horseedaan xoqid.

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Qalabyada silikoon ee kala duwan waxay leeyihiin kala duwanaansho codsi oo kala duwan

0 Shore A iyo 0 Shore 30C adag.Silikoon noocan oo kale ah waa mid aad u jilicsan oo leh Q-elasticity wanaagsan.Inta badan waxa loo isticmaalaa in lagu sameeyo alaab dhammays tiran oo u ekaysiiya qaybo ka mid ah jidhka bini’aadamka, sida suufka laabta, garbaha, musqulaha, iwm.

5-10 adagWaxay ku habboon tahay buuxinta iyo rogidda moodooyinka alaabada leh qaabab aad u fiican iyo dumin fudud, sida soo saarista caaryada silikoon ee saabuunta iyo shumacyada.

Daawada Dareereha ah ee Silikoon Urethane ee Farsamada Caaryada Xirfadlayaasha ah (1)

Daawada Dareereha ah ee Silikoon Urethane ee Farsamada Caaryada Xirfadlayaasha ah (2)

Daawada Dareeraha ah ee Silikoon Urethane ee Farsamada Caaryada Xirfadlayaasha ah (3)

adkaanta 20 darajo.Waxay ku habboon tahay samaynta farsamada gacanta ee yaryar.Waxay leedahay viscosity hoose, dareere wanaagsan, hawlgal sahlan, si sahlan loo sii daayo xumbo, xoog jilicsanaan iyo jeexid wanaagsan, iyo shubid fudud.

adkaanta 40 darajo.Alaabooyinka waaweyn, waxay leedahay viscosity hoose, dareere wanaagsan, hawlgal sahlan, sahlan si loo sii daayo xumbo, xoog jilicsan iyo jeexjeex, iyo buuxin fudud.

Haddii aad isticmaasho habka caaryada burushka lakabka badan, waxaad dooran kartaa silikoon adag oo adag, sida 30A ama 35A, taas oo sahlan in la shaqeeyo oo aan sahlanayn in la beddelo.

Astaamaha

Caag taxane ah oo ka kooban dareere Qaybta B saldhigga iyo Qaybta A dardargelinta, kaas oo ka dib markii la isku daro saamiga saxda ah ee miisaanka, ku daaweeyaan heerkulka qolka si ay u dabacsanaadaan, xoog jeexjeexan, RTV (valucanizing heerkulka qolka) silikoon rubbers.They ku fiican yihiin caaryada halkaas oo Si fudud loo sii daayo ama iska caabin heerkul sare ah ayaa loo baahan yahay.Waxa lagu taliyaa polyurethane, polyester, resins epoxy, iyo dhuka.

Caag silikoon ah ayaa inta badan loo isticmaalaa in lagu shubo resins caag dareere ah, sida polyurethane, epoxy ama polyester sababtoo ah resins ama jaakadaha xannibaadda ee iyaga lagu isticmaalo uma baahna wakiilka sii deynta.Sidaa darteed, qaybaha balaastiigga ah ee ka soo baxa caaryada silikoon waxay caadi ahaan diyaar u yihiin dhamaystirka iyada oo aan la dhaqin siideynta ama cilladaha dusha sare sababtoo ah wakiilada sii deynta.

Caaryada Silikoonku waxay sidoo kale u adkeystaan heerkulka sare (+ 250 ° F) ee qaar ka mid ah polyester ama resins acrylic ama biraha dhalaalaysa hoose si ka fiican caag kasta oo kale.