Varnish shinida ayaa shaaca ka qaaday qarsoon ee ay

Waxaa ka mid ah noocyo kala duwan oo dhan dhoobo rinjiga meel gaar ah. A dhowr sano ka hor, ay isticmaalka xad dhaaf hoos u dhacay. Waxaa inta badan loo isticmaalaa qaybo processing gaariga. Laakiin dhawaan waxaa jiray arrimuhu fashion ah ee goobta design ah - gabowga aan dabiici ahayn. Iyo baahida loo qabo shinida varnish haddana soo sara kacay.

Features-soo-saarka

At muhimka ah ee qalab this waa dhoobo. Laakiin si ay u xal ah ee gaarka u gaar ah (tus, ductility, xasiloonida kulaylka) cusbi ayaa lagu daray. Waxay ka mid yihiin laba nooc: dardaro oo dabiici ah. Arintaan waxaa ka mid ah oo dhan rosin yaqaan. Ka mid ah isku dardaro ee suurto gal qoondeeyo Beeyada sida Kopal. Inta lagu guda jiro habka wax soo saarka ee isku dar ah la kululeeyo si heerkul sare (280 darajo), ka dibna la qaboojiyey iyo qase. Hadda ka hor, inta badan la isticmaalo dhuuqi jiray, maanta waxa loo isticmaali karaa in lagu daro in dareeraha, ruuxa cad ama isku dar ah ee ka kooban, kuwaas oo. Si kastaba ha ahaatee, waxaa jira varnish dhoobo ah iyo saliid ku salaysan. Sida caadiga ah loo isticmaalo linseed Ujeedada this ama Tung. Waxay intaa ku daray cusbada ee acids dufan - manganese, Cobalt, lead. Sidaas waxaa soo baxday shinida varnish. waxaa maanta soo iibso ma aha wax adag.

shinida VARNISH: caddaymaha

Codsiga of varnish dhoobo ah ay sabab u tahay sifooyinka ay farsamo. Waxaan iyaga ka mid ah sida kala saari karaa:

• plasticity;
• caabiga heerkulka sare iyo kiimikooyin badan;
• caabin qoyaan.

Dadka qaar ayaa rumeysan in varnish shinida wuxuu leeyahay sifooyin anti-daxalka, taas oo ah sababta loo isticmaalo si ay u ilaaliyaan waxyaabaha biraha. Dhab ahaantii taasi run ma aha. Bandhigi canaasiirta u difaaci karaa miridhku yar ah. Sidaa darteed, waxay u maareeyeen kuwa waxyaabaha u baahan in la ilaaliyo muddo gaaban - 6 bilood, haddii howsha waa la fuliyay mid ka mid daaha ka mid ah xamuurada. Isticmaalka qalabka sababtan aawadeed waxaa inta badan sharxay by xaqiiqada ah in ay tahay kharash yar.

varnish shinida waxay leedahay noocyo badan. The salaysan soocidda waa sifooyinka aasaasiga ah ee darey ah. Si aad u taariikhda, dalban varnish bituminous BT-123, sifooyinka of taas oo ka dhigi waxaa suurto gal ah in ay u isticmaalaan oo keliya ma aha sida wakiilka ka hortag loogu talagalay biraha iyo non-birta ah dhismayaasha. Inta badan ka kooban ee loo isticmaalo soo saaridda ee rinjiga aluminium. Marka waxa sidoo kale ku daray walxaha kaabayaal gaar ah oo dardar-socodka lagu qalajiyo.

design varnish shinida

Saamaynta ah ee gabow - qayb ka mid ah ee kala duwan ee guryaha dalka casriga ah. Oo kanu waa varnish dhoobo ah waa caawiyaha ugu muhiimsan. On dusha sare waxaa laga codsadaa by burush ama caadiga ah, ama qaab of buufiyo. The khafiif ah lakabka, ka wanaagsan natiijada. Marka aad la abuuro saamaynta gaboobaya on top of varnish waxaa lagu talinayaa in koolo shellac. Sida caadiga ah, varnish shinida loo isticmaalo daweynta ee dhismayaasha dibadda - dayrarka, jaranjarada, dayrarka. Waa in la xusuusnaado in ay isticmaalaan qalab this ma noqon karaan meel u dhow dabka.

varnish shinida badani waxa dib booska ugu horeeysa ka mid ah dhigooda film ay.