Polyurethane tohu: tirohanga whānui, ngā āhuatanga, momo, tono

Hei tiaki i ngā mata i te mau mana ino, tae atu tohu polyurethane huarere, kei te whakamahia whānuitia i tenei ra, tapaea nei mo te hoko i roto i te whānuitanga whanui. Tenei ranunga tohu ngā waerau he āhuatanga tauārai. Ki te te whakarite o tenei hanganga ki ētahi atu waikano, te tohu polyurethane e tau ōrite i tetahi atu ahua. Tino maha, whakamahia te hanganga kei te rite te paninga paruru, mai te kiriata kua he taha nui o te haumaru.

Whakarōpū o enamels polyurethane

Kua wehea nga ranunga polyurethane i te rauemi ki te kia hipokina, kia rite ki te pai rite i runga i te momo o te tono, me te hanganga. Ka taea te whakamahi ki te tono i te paraihe motuhake ranei he pounamu te rehu. Mara o te whakamahi polyurethane tohu taea te tono momo rerekē whānui nui ki te kohatu, rakau whakarewa ranei. I mua i te whakamahi i te rakau ranunga polyurethane kore e hiahiatia ki te pirimia, engari kia pai kia maroke ai.

āhuatanga hangarau

Kotahi-wae polyurethane tohu ko te hanganga i hanga e te i polyurethane, ngarahu, me te whakarewa. I roto i te āhuatanga matua o te Ranu kia miramira:

• mauroa;
• elasticity;
• harmlessness i muri i te whakaetonga o te whakarewa;
• pūmautanga matū.

tito polyurethane maitai piri ki nga papa uaua tino.

Variety o enamels polyurethane

kia polyurethane korahirahi purara wai. I roto i nga painga e te harmlessness runga atamira tae me te taea o te waimehatanga ki te wai mania. Ehara i te mea e tika ana mō te whākano papa hydrophobic taua enamels. Me uru tenei raima, he kowiri tira me te kirihou.

Kei polyurethane te whakarerekē matū ahurei e taea ai te hanganga rongoa i roto i te puka o te manene wai o kore te pakeke. Tenei taea hoki kaha paninga kākahu-ātete. Ki te tika tūtohu, poke te papa i roto i te wāhi mahi te ki hoatu hiahia ki te hanganga o ngā whakarewa waro.

Polyurethane i tohu whakarewa organic

Ka taea te whakamana polyurethane tohu e hāngai ana i runga i whakarewa organic, pērā i xylene toluene ranei. Hei whakamahi i pai ake te maha o ngā whakarewa waimehatanga, e kua tūtohutia e te kaiwhakanao. I muri i te whakaora, e e rua nga ra, riro te paninga kounga, ka karanga nga painga matua: mauroa, resistance wai, ātete ki te riri pāpāho.

Polyurethane peita i tohu e alkyd-urethane tetahi, e whakamahia ratou ki te hanga i tētahi paninga rapa, me te roa e solidifies āta, a ka kua te kakara ngawari i roto i tae. Ko tino raro whakaritea ki te enamels urethane kotahi-wae te utu o te ranunga taua.

Whakamārama rua-wae enamels polyurethane

Kei te tito i tohu o rua-wae hardener polyurethane me tohu, te tuatahi o nei te tapiritia i mua i te whakamahi. Ko te ranunga te mau tonu tana noho tuwhera tonu mo te 3 haora, a ka pumau te whakamaroke 6 haora. Ko te utu o tenei rauemi, ko rite te kaha o te paninga tiketike. kia whakamahia ai i tohu polyurethane pērā ki te whakarewa hoki whakarewa ki te kia utaina i raro i ngā tikanga hanga me te i roto i ngā toa wera whakahaeretia ki te huru tukituki.

+80 te rohe o runga o te pāmahana whakahaere o te ranunga te ° C, me te taea tae te taumata o te 100 ° C. Ki te kahore he he hiahia ki te taupoki ana i te hanga, ka e kia whakamahia i roto i ngā āhuatanga ahi, he mea e tika ana ki te hoko tito motuhake. Hei tauira, ki te peita i runga i whakarewa "Polysteel" ka whai wāhi ki te pāmahana hanga he pahuka i waro i humarie whakakeke te mura me te wera te tuuraa i ki 1.5 haora.

Taupānga o polyurethane tohu "Elakor-pu"

Ki te rapu koe i polyurethane tohu Priming, whakarongo ki te "Elakor-pu", te uara o nei ia kirokaramu o 275 moni. kia tenei hanganga kia tono i raro i etahi tikanga, e kua whakahuatia i roto i te ngaro o te raro o te wai capillary ara. He nui ano hoki te reira i te aroaro o te wuru turanga. e kore e mata makuku wäriu e neke atu i te 5%. I mua i te tono i te hanganga o te mata tangata e whakakahoretia o te wāhi hinuhinu. A, no te haere mai te reira ki te turanga raima, kia u ai ki te mīhini motuhake ki te tango i te toenga o te peita tawhito, paru me te laitance.

I mua i tono i tohu polyurethane raima te, kia dedusted te mata mā te whakamahi i te kaihoroi mārua ahumahi, me muri i te taupoki tämata i te kaiwhakanao taua. I mua i te whakamahi, pai whakaohokia te ranunga te, a he mea e tika ana ki te tono i te takai 4 paparanga polyamide. Ko te maha mōkito o ngā papa he 2, ka whakawhirinaki te tau whakamutunga ki runga ki whaia nga whāinga. I waenganui i nga paparanga he tika ki te tatari e pā ana ki 4-8 haora.

Hoatu Raima i tohu "Elakor Pu-Korahirahi-60"

Tenei i tohu ko te kotahi-wae ranunga semigloss tae makuku-whakaora i rite te painga matua o e ko te taea o te tono i pāmahana iti. I muri i te polymerization, te hanga e kirihou mata polymer kākahu-ātete totoka i te mea rerekē resistance matū.

Takanga me te purenga takoto i roto i te mata Priming pani e te i muri i te tohu i te pāmahana o i -30 ki +25 ° C. Ko te pāmahana o te rauemi kia rerekē i +10 ki +25 ° C. He mea nui ki te tango ki whakaaro te haumākū whanaunga o te rangi, e kore e nui te reira 80%. I mua ki te tono he whakauru noa te tae kākahu me te ōrite te hanganga. Hoki tenei whakaranu taea te whakamahi mō te peita, tāutatia nei i runga i te torohaki i roto i te whānuitanga o i 400 ki te 600 ia meneti.

Hoki te mahi, ka taea e koe te whakamahi i awa ranei brushes, e he ātete ki whakarewa. Ka taea e koe te whakamahi i te hangarau i ringihia e whae. I roto i te paparanga kotahi, he wāhi o te mita tapawha, ka tango āhua 150 korahirahi g. Ko te hua whakamutunga ka whakawhirinaki ki runga ki te whakapati o te mata. pumau whakamaroke papanga mo te nui ano o te wa, pera i roto i te whakatinanatanga i runga.

mutunga

Ki te whakatau koe ki te whakamahi i te hanganga polyurethane rua-wae, me tango tatou ki pūkete e kore te tona tono kawea i roto i runga i ngā mata mākū. Ko e tika ana ki te meka e ka tauhohe te kaihoko haamărôraa ki te hāorarua tuku waro wai, e whai wāhi ana ki huka o te mata tenei whakaritenga.