{"id":26752,"date":"2025-12-04T11:06:31","date_gmt":"2025-12-04T03:06:31","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=26752"},"modified":"2025-12-04T11:06:31","modified_gmt":"2025-12-04T03:06:31","slug":"pozadavky-na-praskove-lakovani-hlinikovych-vylisku","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/aluminum-extrusion-powder-coating-requirements\/","title":{"rendered":"Po\u017eadavky na pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed hlin\u00edkov\u00fdch v\u00fdlisk\u016f?"},"content":{"rendered":"

\"\u010ctvercov\u00fd
\u010ctvercov\u00fd hlin\u00edkov\u00fd v\u00fdlisek<\/figcaption><\/figure>\n<\/p>\n

Poruchy pr\u00e1\u0161kov\u00e9ho lakov\u00e1n\u00ed hlin\u00edku - odlupov\u00e1n\u00ed, nerovnom\u011brn\u00e1 barva, \u0161patn\u00e1 p\u0159ilnavost - mohou zni\u010dit zak\u00e1zkov\u00e9 v\u00fdlisky je\u0161t\u011b p\u0159ed pou\u017eit\u00edm. Toto riziko d\u011bs\u00ed z\u00e1kazn\u00edky a po\u0161kozuje pov\u011bst.<\/p>\n

Spr\u00e1vn\u00e9 po\u017eadavky na pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed extrudovan\u00e9ho hlin\u00edku zaji\u0161\u0165uj\u00ed silnou p\u0159ilnavost, rovnom\u011brnou barvu, dlouhou \u017eivotnost a konzistentn\u00ed vzhled.<\/strong> <\/p>\n

Pokud je proces dob\u0159e \u0159\u00edzen, hotov\u00e9 d\u00edly vypadaj\u00ed dob\u0159e a odol\u00e1vaj\u00ed pov\u011btrnostn\u00edm vliv\u016fm po dlouh\u00e1 l\u00e9ta. N\u00ed\u017ee vysv\u011btluji jednotliv\u00e9 kroky, pro\u010d je d\u016fle\u017eit\u00e9 \u010di\u0161t\u011bn\u00ed, probl\u00e9my s barvou a specifikace, kter\u00e9 dodr\u017eujeme.<\/p>\n

P\u0159echod od surov\u00fdch v\u00fdlisk\u016f k pln\u011b hotov\u00fdm vy\u017eaduje n\u011bkolik pe\u010dliv\u00fdch krok\u016f. Poj\u010fme se jednotliv\u00fdm kl\u00ed\u010dov\u00fdm ot\u00e1zk\u00e1m v\u011bnovat hloub\u011bji.<\/p>\n

Jak\u00e9 jsou kl\u00ed\u010dov\u00e9 kroky p\u0159i nan\u00e1\u0161en\u00ed pr\u00e1\u0161kov\u00e9 barvy na v\u00fdlisky?<\/h2>\n

Pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed se zd\u00e1 b\u00fdt jednoduch\u00e9. Vynech\u00e1n\u00ed jednoho kroku v\u0161ak \u010dasto vede k vad\u00e1m nebo slab\u00e9mu povlaku.<\/p>\n

Kl\u00ed\u010dov\u00fdmi kroky jsou: p\u0159edb\u011b\u017en\u00e1 \u00faprava a \u010di\u0161t\u011bn\u00ed, su\u0161en\u00ed, nan\u00e1\u0161en\u00ed pr\u00e1\u0161ku (n\u00e1st\u0159ik), vytvrzov\u00e1n\u00ed v peci a kontrola kvality - ka\u017ed\u00fd z nich je nezbytn\u00fd pro konzistentn\u00ed a trvanliv\u00fd povrch.<\/strong><\/p>\n

\"Hlin\u00edkov\u00fd
Hlin\u00edkov\u00fd vytla\u010dovac\u00ed r\u00e1m sol\u00e1rn\u00edho panelu<\/figcaption><\/figure>\n<\/p>\n

P\u0159ehled krok za krokem<\/h3>\n

Pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed hlin\u00edkov\u00fdch v\u00fdlisk\u016f zahrnuje tyto hlavn\u00ed kroky. Ka\u017ed\u00fd z nich mus\u00ed b\u00fdt proveden pe\u010dliv\u011b.<\/p>\n\n\n\n\n\n\n\n\n\n
Krok<\/th>\n\u00da\u010del<\/th>\nTypick\u00e1 praxe<\/th>\n<\/tr>\n<\/thead>\n
P\u0159ed\u00faprava a \u010di\u0161t\u011bn\u00ed<\/td>\nOdstran\u011bn\u00ed olej\u016f, oxid\u016f, ne\u010distot a zne\u010di\u0161t\u011bn\u00ed<\/td>\nAlkalick\u00e9 odma\u0161\u0165ov\u00e1n\u00ed, lept\u00e1n\u00ed kyselinou nebo konverzn\u00ed n\u00e1t\u011br, oplachov\u00e1n\u00ed<\/td>\n<\/tr>\n
Su\u0161en\u00ed<\/td>\nP\u0159ed nanesen\u00edm n\u00e1t\u011bru se ujist\u011bte, \u017ee nez\u016fstala \u017e\u00e1dn\u00e1 vlhkost<\/td>\nSu\u0161en\u00ed hork\u00fdm vzduchem nebo v su\u0161i\u010dce p\u0159i \u0159\u00edzen\u00e9 teplot\u011b<\/td>\n<\/tr>\n
Aplikace pr\u00e1\u0161ku<\/td>\nNaneste rovnom\u011brnou vrstvu pr\u00e1\u0161ku na cel\u00fd povrch<\/td>\nElektrostatick\u00fd n\u00e1st\u0159ik nebo fluidn\u00ed vrstva pro slo\u017eit\u00e9 profily<\/td>\n<\/tr>\n
L\u00e9\u010dba<\/td>\nTaven\u00ed a taven\u00ed pr\u00e1\u0161ku do hladk\u00e9ho, tvrd\u00e9ho povlaku.<\/td>\nVytvrzov\u00e1n\u00ed v troub\u011b p\u0159i 160-200 \u00b0C po stanovenou dobu v z\u00e1vislosti na typu pr\u00e1\u0161ku.<\/td>\n<\/tr>\n
Chlazen\u00ed a kontrola<\/td>\nKontrola vad, p\u0159ilnavosti, rovnom\u011brnosti, tlou\u0161\u0165ky<\/td>\nVizu\u00e1ln\u00ed kontrola, zkou\u0161ka p\u0159ilnavosti, tlou\u0161\u0165kom\u011br, kontrola lesku<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

P\u0159ed\u00faprava je \u010dasto nejkriti\u010dt\u011bj\u0161\u00ed. Pokud nen\u00ed povrch d\u016fkladn\u011b vy\u010di\u0161t\u011bn, pr\u00e1\u0161ek nem\u016f\u017ee spr\u00e1vn\u011b p\u0159ilnout. I stopa oleje nebo prachu zp\u016fsobuje pozd\u011bj\u0161\u00ed odlupov\u00e1n\u00ed. D\u016fle\u017eit\u00e9 je vysu\u0161en\u00ed, aby se pod n\u00e1t\u011brem nezachytila vlhkost, kter\u00e1 vede ke vzniku puch\u00fd\u0159\u016f nebo dutin.<\/p>\n

Pr\u00e1\u0161ek se mus\u00ed nan\u00e1\u0161et na v\u0161echny povrchy, v\u010detn\u011b prohlubn\u00ed, roh\u016f a vnit\u0159n\u00edch kan\u00e1l\u016f lisovan\u00fdch profil\u016f. U slo\u017eit\u00fdch tvar\u016f nemus\u00ed elektrostatick\u00fd n\u00e1st\u0159ik dos\u00e1hnout na v\u0161echny plochy. N\u011bkter\u00e9 d\u00edlny pou\u017e\u00edvaj\u00ed k ot\u00e1\u010den\u00ed profil\u016f fluidn\u00ed lo\u017ee nebo speci\u00e1ln\u00ed h\u00e1ky.<\/p>\n

Vytvrzov\u00e1n\u00edm se such\u00fd pr\u00e1\u0161ek zm\u011bn\u00ed na souvisl\u00fd film. Teplota mus\u00ed odpov\u00eddat typu pr\u00e1\u0161ku a slitin\u011b. P\u0159eh\u0159\u00e1t\u00ed m\u016f\u017ee ovlivnit temperaci slitiny. P\u0159i nedostate\u010dn\u00e9m zah\u0159\u00e1t\u00ed vznik\u00e1 m\u011bkk\u00fd, k\u0159\u00eddov\u00fd povlak, kter\u00fd se snadno od\u0161t\u011bpuje.<\/p>\n

Po vytvrzen\u00ed kontrola v\u010das odhal\u00ed vady. Tlou\u0161\u0165ka n\u00e1t\u011bru, rovnom\u011brnost barvy, lesk, p\u0159ilnavost - to v\u0161e mus\u00ed odpov\u00eddat specifikaci. Pokud se objev\u00ed n\u011bjak\u00fd probl\u00e9m, m\u016f\u017ee b\u00fdt nutn\u00e9 \u0161ar\u017ei p\u0159epracovat nebo vy\u0159adit.<\/p>\n

D\u00edky tomuto pracovn\u00edmu postupu poskytuje pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed v\u017edy silnou, odolnou a atraktivn\u00ed povrchovou \u00fapravu hlin\u00edkov\u00fdch profil\u016f.<\/p>\n

<\/svg> P\u0159ed\u00faprava a \u010di\u0161t\u011bn\u00ed jsou voliteln\u00e9 kroky p\u0159i nan\u00e1\u0161en\u00ed pr\u00e1\u0161kov\u00fdch barev na hlin\u00edkov\u00e9 v\u00fdlisky.<\/b>False<\/span><\/p>

Bez p\u0159edb\u011b\u017en\u00e9 \u00fapravy zabra\u0148uj\u00ed ne\u010distoty dobr\u00e9 p\u0159ilnavosti a povlak se m\u016f\u017ee odlupovat nebo tvo\u0159it puch\u00fd\u0159e.<\/p><\/div>
\n

<\/svg> Teplota vytvrzov\u00e1n\u00ed mus\u00ed odpov\u00eddat typu pou\u017eit\u00e9ho pr\u00e1\u0161ku a slitiny, aby byl zaji\u0161t\u011bn spr\u00e1vn\u00fd povlak.<\/b>Pravda<\/span><\/p>

Spr\u00e1vn\u00e9 vytvrzen\u00ed zajist\u00ed, \u017ee se pr\u00e1\u0161ek roztav\u00ed a spoj\u00ed, ani\u017e by do\u0161lo k po\u0161kozen\u00ed hlin\u00edkov\u00e9ho temperu nebo ke vzniku m\u011bkk\u00e9ho povlaku.<\/p><\/div> <\/p>\n

Jak p\u0159ed\u00faprava ovliv\u0148uje trvanlivost n\u00e1t\u011bru?<\/h2>\n

Vynech\u00e1n\u00ed nebo nedostate\u010dn\u00e1 p\u0159edb\u011b\u017en\u00e1 \u00faprava \u010dasto zp\u016fsob\u00ed poruchu n\u011bkolik m\u011bs\u00edc\u016f po dod\u00e1n\u00ed - odlupov\u00e1n\u00ed, koroze nebo nerovnom\u011brn\u00e1 povrchov\u00e1 \u00faprava se projev\u00ed a\u017e p\u0159i pou\u017e\u00edv\u00e1n\u00ed d\u00edl\u016f.<\/p>\n

Spr\u00e1vn\u00e1 p\u0159edb\u011b\u017en\u00e1 \u00faprava odstra\u0148uje oleje, oxidaci a zne\u010di\u0161t\u011bn\u00ed. Zaji\u0161\u0165uje pevn\u00e9 spojen\u00ed pr\u00e1\u0161ku s hlin\u00edkem a odolnost v\u016f\u010di vliv\u016fm prost\u0159ed\u00ed po dlouh\u00e1 l\u00e9ta.<\/strong><\/p>\n

\"Hlin\u00edkov\u00e9
Hlin\u00edkov\u00e9 vytla\u010dov\u00e1n\u00ed br\u00e1ny Bari\u00e9rov\u00e9 rameno Hlin\u00edkov\u00fd profil<\/figcaption><\/figure>\n<\/p>\n

Metody p\u0159ed\u00fapravy a jejich vliv<\/h3>\n

P\u0159edb\u011b\u017en\u00e1 \u00faprava \u010dist\u00ed a p\u0159ipravuje povrch. Mezi b\u011b\u017en\u00e9 p\u0159ed\u00fapravy pat\u0159\u00ed alkalick\u00e9 odma\u0161\u0165ov\u00e1n\u00ed, lept\u00e1n\u00ed kyselinou, konverzn\u00ed n\u00e1t\u011br a oplachov\u00e1n\u00ed. Ka\u017ed\u00e1 z nich m\u00e1 svou \u00falohu.<\/p>\n

    \n
  • Alkalick\u00e9 odma\u0161\u0165ov\u00e1n\u00ed<\/strong> odstra\u0148uje olej, mastnotu, otisky prst\u016f, zbytky \u0159ezn\u00e9 kapaliny - b\u011b\u017en\u00e9 po vytla\u010dov\u00e1n\u00ed nebo CNC obr\u00e1b\u011bn\u00ed. <\/li>\n
  • Lept\u00e1n\u00ed kyselinou nebo m\u00edrn\u00e9 pono\u0159en\u00ed do kyseliny<\/strong> pom\u00e1h\u00e1 odstra\u0148ovat oxid a vytv\u00e1\u0159\u00ed m\u00edrn\u011b drsn\u00fd profil pro lep\u0161\u00ed mechanick\u00e9 lepen\u00ed. <\/li>\n
  • Konverzn\u00ed povlak (chrom\u00e1tov\u00fd nebo fosf\u00e1tov\u00fd)<\/strong> p\u0159id\u00e1v\u00e1 tenkou chemickou vrstvu, kter\u00e1 zlep\u0161uje p\u0159ilnavost a odolnost proti korozi. <\/li>\n
  • Opl\u00e1chnut\u00ed \u010distou vodou<\/strong> zajist\u00ed, \u017ee nez\u016fstanou \u017e\u00e1dn\u00e1 rezidua. <\/li>\n
  • Su\u0161en\u00ed<\/strong> odstra\u0148uje vlhkost p\u0159ed aplikac\u00ed pudru. <\/li>\n<\/ul>\n

    Pokud je p\u0159ed\u00faprava slab\u00e1 nebo je vynech\u00e1na: <\/p>\n

      \n
    • Pr\u00e1\u0161ek nemus\u00ed dob\u0159e dr\u017eet - p\u0159i manipulaci se m\u016f\u017ee odlupovat nebo odlupovat. <\/li>\n
    • P\u0159ilnavost n\u00e1t\u011bru v roz\u00edch nebo hlubok\u00fdch kan\u00e1lech je slab\u00e1. <\/li>\n
    • Pokud pod n\u00e1t\u011brem z\u016fstanou ne\u010distoty, m\u016f\u017ee za\u010d\u00edt koroze - pod n\u00e1t\u011brem se m\u016f\u017ee objevit rez nebo b\u00edl\u00e1 oxidace. <\/li>\n
    • Barva a lesk jsou nerovnom\u011brn\u00e9 kv\u016fli skryt\u00e9mu oleji nebo zbytk\u016fm pod n\u00e1t\u011brem. <\/li>\n<\/ul>\n

      Kvalita p\u0159ed\u00fapravy \u010dasto ur\u010duje kone\u010dnou \u017eivotnost n\u00e1t\u011bru v\u00edce ne\u017e typ nebo tlou\u0161\u0165ka pr\u00e1\u0161ku. I ty nejlep\u0161\u00ed pr\u00e1\u0161ky selh\u00e1vaj\u00ed na zne\u010di\u0161t\u011bn\u00fdch povr\u0161\u00edch.<\/p>\n

      Tabulka p\u0159ed\u00fapravy a trvanlivosti<\/h3>\n\n\n\n\n\n\n\n\n
      Proces p\u0159ed\u00fapravy<\/th>\nVliv na trvanlivost n\u00e1t\u011bru<\/th>\nRiziko v p\u0159\u00edpad\u011b opomenut\u00ed nebo slab\u00e9ho m\u00edsta<\/th>\n<\/tr>\n<\/thead>\n
      Alkalick\u00e9 odma\u0161\u0165ov\u00e1n\u00ed<\/td>\nOdstra\u0148uje oleje a prach; podporuje lepen\u00ed<\/td>\nN\u00e1t\u011br nemus\u00ed p\u0159ilnout; bublinky, odlupov\u00e1n\u00ed<\/td>\n<\/tr>\n
      Lept\u00e1n\u00ed kyselinou \/ m\u00edrn\u00e9 pono\u0159en\u00ed<\/td>\nOdstra\u0148uje oxid; m\u00edrn\u011b lept\u00e1 povrch<\/td>\n\u0160patn\u00e9 lepen\u00ed v roz\u00edch nebo na hran\u00e1ch<\/td>\n<\/tr>\n
      Konverzn\u00ed povlak<\/td>\nP\u0159id\u00e1v\u00e1 vrstvu mikrokotvy; zlep\u0161uje odolnost proti korozi<\/td>\nPovlak se m\u016f\u017ee p\u0159i nam\u00e1h\u00e1n\u00ed nebo p\u016fsoben\u00ed soli zvedat<\/td>\n<\/tr>\n
      Spr\u00e1vn\u00e9 oplachov\u00e1n\u00ed a su\u0161en\u00ed<\/td>\nZabra\u0148uje zachycov\u00e1n\u00ed ne\u010distot nebo tvorb\u011b puch\u00fd\u0159\u016f od vlhkosti.<\/td>\nPl\u00edse\u0148, nerovnom\u011brn\u00fd lesk, ztr\u00e1ta p\u0159ilnavosti<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      P\u0159edb\u011b\u017en\u00e1 \u00faprava tak\u00e9 ovliv\u0148uje chov\u00e1n\u00ed povlaku p\u0159i nam\u00e1h\u00e1n\u00ed. U venkovn\u00edch d\u00edl\u016f vystaven\u00fdch de\u0161ti, vlhkosti, UV z\u00e1\u0159en\u00ed nebo slan\u00e9mu vzduchu znamen\u00e1 \u0161patn\u00e1 p\u0159edb\u011b\u017en\u00e1 \u00faprava brzk\u00e9 selh\u00e1n\u00ed n\u00e1t\u011bru. To po\u0161kozuje nejen vzhled, ale tak\u00e9 odhaluje hol\u00fd kov. To m\u016f\u017ee odstartovat korozi a sn\u00ed\u017eit \u017eivotnost.<\/p>\n

      U dlouh\u00fdch v\u00fdlisk\u016f se slo\u017eit\u00fdmi tvary se mus\u00ed \u010di\u0161t\u011bn\u00ed a oplachov\u00e1n\u00ed dostat do v\u0161ech prohlubn\u00ed. Jinak z\u016fstanou skryt\u00e9 kapsy zne\u010di\u0161t\u011bn\u00ed. Takov\u00e1 skryt\u00e1 m\u00edsta se \u010dasto st\u00e1vaj\u00ed m\u00edstem poruchy.<\/p>\n

      V\u017edy doporu\u010duji v objedn\u00e1vk\u00e1ch nebo smlouv\u00e1ch v\u00fdslovn\u011b specifikovat zp\u016fsob p\u0159edb\u011b\u017en\u00e9 \u00fapravy. Nap\u0159\u00edklad: \u201cHlin\u00edk mus\u00ed b\u00fdt vy\u010di\u0161t\u011bn v alkalick\u00e9 l\u00e1zni, d\u016fkladn\u011b opl\u00e1chnut, opat\u0159en konverzn\u00edm n\u00e1t\u011brem a pot\u00e9 do 8 hodin zapr\u00e1\u0161en.\u201d To zajist\u00ed konzistenci a sn\u00ed\u017e\u00ed riziko selh\u00e1n\u00ed povlaku. <\/p>\n

      <\/svg> Konverzn\u00ed n\u00e1t\u011br p\u0159ed nan\u00e1\u0161en\u00edm pr\u00e1\u0161kov\u00e9 barvy zlep\u0161uje p\u0159ilnavost a odolnost proti korozi.<\/b>Pravda<\/span><\/p>

      Konverzn\u00ed n\u00e1t\u011br p\u0159id\u00e1v\u00e1 vrstvu chemick\u00e9ho pojiva, kter\u00e1 pom\u00e1h\u00e1 pr\u00e1\u0161kov\u00e9mu laku p\u0159ilnout a odol\u00e1v\u00e1 degradaci vlivem prost\u0159ed\u00ed.<\/p><\/div>
      \n

      <\/svg> Opl\u00e1chnut\u00ed po \u010di\u0161t\u011bn\u00ed nen\u00ed povinn\u00e9, pokud se povrch zd\u00e1 b\u00fdt \u010dist\u00fd.<\/b>False<\/span><\/p>

      Bez \u0159\u00e1dn\u00e9ho opl\u00e1chnut\u00ed mohou z\u016fstat zbytky \u010di\u0161t\u011bn\u00ed nebo stopy po \u010distic\u00ed l\u00e1zni, kter\u00e9 mohou naru\u0161it p\u0159ilnavost pr\u00e1\u0161ku nebo pozd\u011bji zp\u016fsobit tvorbu puch\u00fd\u0159\u016f.<\/p><\/div> <\/p>\n

      Jsou n\u011bkter\u00e9 barvy n\u00e1chyln\u011bj\u0161\u00ed k vyblednut\u00ed?<\/h2>\n

      Sv\u011btl\u00e9 nebo tmav\u00e9 barvy \u010dasto vypadaj\u00ed na prvn\u00ed pohled skv\u011ble. Ale pod vlivem slunce, de\u0161t\u011b nebo zne\u010di\u0161t\u011bn\u00ed n\u011bkter\u00e9 blednou nebo ztr\u00e1cej\u00ed lesk rychleji ne\u017e jin\u00e9. To po\u0161kozuje dlouhodob\u00fd vzhled.<\/p>\n

      Ano. N\u011bkter\u00e9 barvy - zejm\u00e9na tmav\u00e9, z\u00e1\u0159iv\u00e9 nebo metalick\u00e9 odst\u00edny - pod vlivem UV z\u00e1\u0159en\u00ed a pov\u011btrnostn\u00edch vliv\u016f blednou nebo m\u011bn\u00ed lesk v\u00edce. Sv\u011btlej\u0161\u00ed nebo neutr\u00e1ln\u00ed barvy si obvykle d\u00e9le udr\u017e\u00ed vzhled.<\/strong><\/p>\n

      \"OEM
      OEM hlin\u00edkov\u00fd profil pro okna a dve\u0159e<\/figcaption><\/figure>\n<\/p>\n

      Pro\u010d n\u011bkter\u00e9 barvy blednou rychleji<\/h3>\n

      Pr\u00e1\u0161kov\u00e9 pigmenty a prysky\u0159ice reaguj\u00ed r\u016fzn\u011b na UV z\u00e1\u0159en\u00ed, teplo a z\u00e1t\u011b\u017e prost\u0159ed\u00ed. Faktory ovliv\u0148uj\u00edc\u00ed blednut\u00ed:<\/p>\n

        \n
      • Typ pigmentu<\/strong>: Organick\u00e9 pigmenty (jasn\u011b \u010derven\u00e9, modr\u00e9, \u017elut\u00e9) se pod UV z\u00e1\u0159en\u00edm rozkl\u00e1daj\u00ed rychleji ne\u017e anorganick\u00e9 nebo kovov\u00e9 pigmenty. <\/li>\n
      • Slo\u017een\u00ed prysky\u0159ice<\/strong>: N\u011bkter\u00e9 pr\u00e1\u0161ky pou\u017e\u00edvaj\u00ed prysky\u0159ice m\u00e9n\u011b odoln\u00e9 v\u016f\u010di UV z\u00e1\u0159en\u00ed nebo vlhkosti. Tyto n\u00e1t\u011bry se k\u0159\u00edduj\u00ed, blednou nebo ztr\u00e1cej\u00ed lesk. <\/li>\n
      • Povrchov\u00e1 \u00faprava a \u00farove\u0148 lesku<\/strong>: Na leskl\u00fdch n\u00e1t\u011brech se sn\u00e1ze objevuj\u00ed \u0161kr\u00e1bance a otupen\u00ed ne\u017e na matn\u00fdch. <\/li>\n
      • \u017divotn\u00ed prost\u0159ed\u00ed<\/strong>: Pob\u0159e\u017en\u00ed oblasti, vysok\u00e9 slunce, kysel\u00e9 de\u0161t\u011b, zne\u010di\u0161t\u011bn\u00ed urychluj\u00ed blednut\u00ed a korozi pod n\u00e1t\u011brem. <\/li>\n<\/ul>\n

        Tabulka trvanlivosti barev<\/h3>\n\n\n\n\n\n\n\n\n
        Typ barvy \/ odst\u00edn<\/th>\nB\u011b\u017en\u00e1 rizika vyblednut\u00ed<\/th>\nNejlep\u0161\u00ed pou\u017eit\u00ed nebo \u00favaha<\/th>\n<\/tr>\n<\/thead>\n
        Jasn\u00e9 organick\u00e9 barvy<\/td>\nUV blednut\u00ed, k\u0159\u00eddov\u00e1n\u00ed, ztr\u00e1ta lesku<\/td>\nPou\u017eit\u00ed ve vnit\u0159n\u00edch prostor\u00e1ch nebo ve st\u00ednu; o\u010dek\u00e1v\u00e1 se opakovan\u00fd n\u00e1t\u011br<\/td>\n<\/tr>\n
        Tmav\u00e9 odst\u00edny (\u010dern\u00e1, tmav\u011b \u0161ed\u00e1, tmav\u011b modr\u00e1)<\/td>\nAbsorpce tepla, zm\u011bna barvy, ztr\u00e1ta lesku<\/td>\nPou\u017e\u00edvejte pouze p\u0159i pou\u017eit\u00ed tepeln\u00e9 regulace a UV inhibitor\u016f.<\/td>\n<\/tr>\n
        Kovov\u00e9 nebo sl\u00eddov\u00e9 pr\u00e1\u0161ky<\/td>\nMinim\u00e1ln\u00ed blednut\u00ed, dobr\u00e9 zachov\u00e1n\u00ed lesku<\/td>\nVhodn\u00e9 pro pou\u017eit\u00ed v architektu\u0159e nebo venku<\/td>\n<\/tr>\n
        Sv\u011btl\u00e9 neutr\u00e1ln\u00ed barvy<\/td>\nN\u00edzk\u00e9 riziko vyblednut\u00ed, men\u0161\u00ed absorpce tepla<\/td>\nVhodn\u00e9 pro venkovn\u00ed, pob\u0159e\u017en\u00ed nebo vysoce oslun\u011bn\u00e9 oblasti<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        Pro architektonick\u00e9 nebo venkovn\u00ed v\u00fdlisky - okenn\u00ed r\u00e1my, z\u00e1bradl\u00ed, z\u00e1v\u011bsy - vol\u00ed mnoho architekt\u016f a in\u017een\u00fdr\u016f neutr\u00e1ln\u00ed, sv\u011btl\u00e9 nebo kovov\u00e9 barvy. Ty se l\u00e9pe udr\u017euj\u00ed v \u010dase. Pokud jsou z designov\u00fdch d\u016fvod\u016f vy\u017eadov\u00e1ny v\u00fdrazn\u00e9 nebo tmav\u00e9 barvy, je rozumn\u00e9 pou\u017e\u00edt pr\u00e1\u0161kov\u00fd lak odoln\u00fd proti UV z\u00e1\u0159en\u00ed, bezbarv\u00fd vrchn\u00ed lak s UV t\u011bsn\u011bn\u00edm nebo napl\u00e1novat po ur\u010dit\u00e9 dob\u011b op\u011btovn\u00e9 nat\u00edr\u00e1n\u00ed.<\/p>\n

        Trvanlivost z\u00e1vis\u00ed tak\u00e9 na kvalit\u011b pr\u00e1\u0161ku a spr\u00e1vn\u00e9m vytvrzen\u00ed. Levn\u00e9 pr\u00e1\u0161ky nebo nespr\u00e1vn\u00e9 vytvrzen\u00ed mohou rychle k\u0159\u00eddovat nebo vyblednout, bez ohledu na barvu. Kvalitn\u00ed pr\u00e1\u0161ky ur\u010den\u00e9 pro venkovn\u00ed pou\u017eit\u00ed \u010dasto stoj\u00ed v\u00edce, ale u\u0161et\u0159\u00ed pozd\u011bj\u0161\u00ed \u00fadr\u017ebu.<\/p>\n

        \u010casto klient\u016fm doporu\u010duji, aby si p\u0159i v\u00fdb\u011bru neobvykl\u00fdch nebo tmav\u00fdch odst\u00edn\u016f pro venkovn\u00ed konstrukce vy\u017e\u00e1dali testy zrychlen\u00e9ho odol\u00e1v\u00e1n\u00ed pov\u011btrnostn\u00edm vliv\u016fm nebo \u00fadaje o blednut\u00ed barev. Vyhnete se tak nep\u0159\u00edjemn\u00fdm p\u0159ekvapen\u00edm po n\u011bkolika letech na slunci a de\u0161ti.<\/p>\n

        <\/svg> Tmav\u00e9 barvy pr\u00e1\u0161kov\u00fdch lak\u016f absorbuj\u00ed v\u00edce tepla a na p\u0159\u00edm\u00e9m slune\u010dn\u00edm sv\u011btle mohou blednout rychleji ne\u017e sv\u011btl\u00e9 barvy.<\/b>Pravda<\/span><\/p>

        Tmav\u00e9 n\u00e1t\u011bry absorbuj\u00ed v\u00edce UV z\u00e1\u0159en\u00ed a tepla, co\u017e urychluje degradaci pigmentu a prysky\u0159ice.<\/p><\/div>
        \n

        <\/svg> V\u0161echny barvy pr\u00e1\u0161kov\u00fdch lak\u016f blednou stejn\u011b rychle bez ohledu na typ pigmentu a prost\u0159ed\u00ed.<\/b>False<\/span><\/p>

        Rychlost blednut\u00ed z\u00e1vis\u00ed na stabilit\u011b pigmentu, prysky\u0159ici, kvalit\u011b vytvrzov\u00e1n\u00ed a p\u016fsoben\u00ed prost\u0159ed\u00ed - r\u016fzn\u00e9 barvy a pr\u00e1\u0161ky se tedy chovaj\u00ed r\u016fzn\u011b.<\/p><\/div> <\/p>\n

        Jak\u00fdmi pr\u016fmyslov\u00fdmi specifikacemi se \u0159\u00edd\u00ed procesy pr\u00e1\u0161kov\u00e9ho lakov\u00e1n\u00ed?<\/h2>\n

        Normy a specifikace poskytuj\u00ed jasn\u00e9 po\u017eadavky. Bez nich z\u016fst\u00e1v\u00e1 \u201cpr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed\u201d v\u00e1gn\u00ed a nespolehliv\u00e9. Dobr\u00e9 specifikace chr\u00e1n\u00ed z\u00e1kazn\u00edky i dodavatele.<\/p>\n

        Pr\u016fmyslov\u00e9 specifikace, jako jsou ISO, EN a n\u011bkter\u00e9 n\u00e1rodn\u00ed normy, definuj\u00ed p\u0159edb\u011b\u017enou \u00fapravu, tlou\u0161\u0165ku pr\u00e1\u0161kov\u00e9ho n\u00e1t\u011bru, odolnost proti korozi, p\u0159ilnavost, odolnost proti n\u00e1razu a barevnou st\u00e1lost - tyto specifikace jsou vod\u00edtkem pro \u0159\u00edzen\u00ed proces\u016f a kontroly.<\/strong><\/p>\n

        \"Hlin\u00edkov\u00e9
        Hlin\u00edkov\u00e9 v\u00fdlisky 1060 2024 3003 5082 6061 6082 7003 7005 7075 Hlin\u00edkov\u00e1 slitina Profil<\/figcaption><\/figure>\n<\/p>\n

        B\u011b\u017en\u00e9 specifikace a jejich pokryt\u00ed<\/h3>\n

        Hlavn\u00ed specifikace pou\u017e\u00edvan\u00e9 po cel\u00e9m sv\u011bt\u011b:<\/p>\n\n\n\n\n\n\n\n\n
        Specifikace \/ Standard<\/th>\nHlavn\u00ed zam\u011b\u0159en\u00ed<\/th>\nTypick\u00e9 po\u017eadavky na hlin\u00edkov\u00e9 v\u00fdlisky<\/th>\n<\/tr>\n<\/thead>\n
        ISO 12944 (\u010d\u00e1sti 5-6)<\/td>\nAntikorozn\u00ed ochrana a n\u00e1t\u011brov\u00e9 syst\u00e9my<\/td>\nP\u0159ed\u00faprava, tlou\u0161\u0165ka n\u00e1t\u011bru, odolnost proti soln\u00e9mu post\u0159iku pro venkovn\u00ed pou\u017eit\u00ed<\/td>\n<\/tr>\n
        EN 12206 \/ EN 15773<\/td>\nPr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed na kovov\u00fdch podkladech<\/td>\nP\u0159\u00edprava povrchu, tlou\u0161\u0165ka povlaku, p\u0159ilnavost, odolnost proti n\u00e1razu, barevn\u00e1 jednotnost<\/td>\n<\/tr>\n
        Qualicoat \/ GSB (pr\u016fmyslov\u00e9 certifikace)<\/td>\nZna\u010dka kvality pro architektonick\u00e9 n\u00e1t\u011bry<\/td>\nMetoda p\u0159ed\u00fapravy, kvalita pr\u00e1\u0161ku, shoda barevn\u00fdch odst\u00edn\u016f, sledovatelnost \u0161ar\u017e\u00ed<\/td>\n<\/tr>\n
        AAMA 2604 \/ 2605 (americk\u00e1 norma)<\/td>\nVysoce v\u00fdkonn\u00e9 n\u00e1t\u011bry pro architektonick\u00e9 kovy<\/td>\nZachov\u00e1n\u00ed lesku, celistvost filmu, odolnost proti soln\u00e9 mlze, odolnost proti pov\u011btrnostn\u00edm vliv\u016fm po cyklech<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        Tyto specifikace \u010dasto definuj\u00ed:<\/p>\n

          \n
        • Kroky p\u0159ed\u00fapravy (\u010di\u0161t\u011bn\u00ed, konverzn\u00ed n\u00e1t\u011br) <\/li>\n
        • Minim\u00e1ln\u00ed tlou\u0161\u0165ka vrstvy pr\u00e1\u0161kov\u00e9ho laku (nap\u0159. 60-80 mikron\u016f such\u00e9ho filmu) <\/li>\n
        • Maxim\u00e1ln\u00ed odchylka vrstvy nap\u0159\u00ed\u010d profilem (nap\u0159. \u00b115 mikron\u016f) <\/li>\n
        • Normy pro zkou\u0161ky p\u0159ilnavosti (p\u0159\u00ed\u010dn\u00fd \u0159ez, ohyb, n\u00e1raz) <\/li>\n
        • Odolnost proti korozi p\u0159i soln\u00e9 mlze nebo cyklech vlhkosti (nap\u0159. 1000 hodin soln\u00e9 mlhy) <\/li>\n
        • Zachov\u00e1n\u00ed barvy a lesku po cyklech pov\u011btrnostn\u00edch vliv\u016f <\/li>\n<\/ul>\n

          Pro\u010d je d\u016fle\u017eit\u00e9 dodr\u017eovat specifikace<\/h3>\n

          Pou\u017eit\u00ed certifikovan\u00e9 specifikace nebo normy je jednozna\u010dn\u00e9. Z\u00e1kazn\u00edci a dodavatel\u00e9 maj\u00ed stejn\u00e1 m\u011b\u0159\u00edtka. To sni\u017euje po\u010det spor\u016f o \u201cdobrou povrchovou \u00fapravu\u201d nebo \u201cp\u0159ijateln\u00e9 opot\u0159eben\u00ed\u201d.\u201d <\/p>\n

          Certifik\u00e1ty jako Qualicoat nebo GSB prokazuj\u00ed, \u017ee pr\u00e1\u0161ek, proces a za\u0159\u00edzen\u00ed spl\u0148uj\u00ed mezin\u00e1rodn\u00ed normy kvality. U architektonick\u00fdch projekt\u016f nebo exportn\u00edch zak\u00e1zek jsou tyto certifik\u00e1ty \u010dasto povinn\u00e9.<\/p>\n

          Specifikace jsou tak\u00e9 vod\u00edtkem pro kontrolu a testov\u00e1n\u00ed: jak\u00e9 testy prov\u00e1d\u011bt, jak \u010dasto a jak\u00e9 v\u00fdsledky jsou p\u0159ijateln\u00e9. To pom\u00e1h\u00e1 vytv\u00e1\u0159et syst\u00e9my kontroly kvality a sledovatelnosti \u0161ar\u017e\u00ed. <\/p>\n

          P\u0159i zpracov\u00e1n\u00ed nab\u00eddek na v\u00fdlisky se klient\u016f \u010dasto pt\u00e1m: \u201cKterou normu chcete, abychom dodr\u017eovali, a pot\u0159ebujete certifikaci?\u201d T\u00edmto zp\u016fsobem je jasn\u011b definov\u00e1na tlou\u0161\u0165ka povlaku, p\u0159edb\u011b\u017en\u00e1 \u00faprava, odolnost v\u016f\u010di \u017eivotn\u00edmu prost\u0159ed\u00ed a zkou\u0161ky p\u0159ed zah\u00e1jen\u00edm v\u00fdroby. <\/p>\n

          <\/svg> Norma EN 12206 definuje zkou\u0161ky p\u0159edb\u011b\u017en\u00e9 \u00fapravy, tlou\u0161\u0165ky vrstvy, p\u0159ilnavosti a koroze pro pr\u00e1\u0161kov\u011b lakovan\u00fd hlin\u00edk.<\/b>Pravda<\/span><\/p>

          Norma EN 12206 (a podobn\u00e9 pr\u016fmyslov\u00e9 specifikace) stanov\u00ed po\u017eadavky na p\u0159\u00edpravu podkladu, tlou\u0161\u0165ku povlaku, p\u0159ilnavost a odolnost v\u016f\u010di okoln\u00edmu prost\u0159ed\u00ed.<\/p><\/div>
          \n

          <\/svg> Dodr\u017eov\u00e1n\u00ed uzn\u00e1van\u00e9 normy pro pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed je voliteln\u00e9 a pro architektonick\u00fd hlin\u00edk obvykle zbyte\u010dn\u00e9.<\/b>False<\/span><\/p>

          Normy pom\u00e1haj\u00ed zajistit kvalitu, trvanlivost a konzistenci n\u00e1t\u011bru; jejich vynech\u00e1n\u00ed zvy\u0161uje riziko selh\u00e1n\u00ed n\u00e1t\u011bru nebo spor\u016f.<\/p><\/div> <\/p>\n

          Z\u00e1v\u011br<\/h2>\n

          Dobr\u00e9 pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed hlin\u00edkov\u00fdch v\u00fdlisk\u016f vy\u017eaduje v\u00edc ne\u017e jen barvu. Spr\u00e1vn\u00e9 \u010di\u0161t\u011bn\u00ed, nan\u00e1\u0161en\u00ed, vytvrzov\u00e1n\u00ed a testov\u00e1n\u00ed zaji\u0161\u0165uje dlouhotrvaj\u00edc\u00ed, jednotnou a pov\u011btrnostn\u00edm vliv\u016fm odolnou povrchovou \u00fapravu. Dodr\u017eov\u00e1n\u00ed pr\u016fmyslov\u00fdch specifikac\u00ed chr\u00e1n\u00ed v\u00fdrobce i z\u00e1kazn\u00edky a p\u0159in\u00e1\u0161\u00ed spolehlivou kvalitu.<\/p>","protected":false},"excerpt":{"rendered":"

          Square Aluminum Extrusion Powder coating failures on aluminum \u2014 peeling, uneven paint, poor adhesion \u2014 can ruin custom extrusions even before use. That risk scares clients and harms reputation. Proper powder coating requirements for extruded aluminum ensure strong adhesion, even color, long durability, and consistent appearance. If the process is controlled well, finished parts look […]<\/p>\n","protected":false},"author":6,"featured_media":7619,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-26752","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-custom-mold"],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/26752","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/comments?post=26752"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/26752\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/7619"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=26752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=26752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=26752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}