{"id":26901,"date":"2025-12-08T10:32:06","date_gmt":"2025-12-08T02:32:06","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=26901"},"modified":"2025-12-08T10:32:06","modified_gmt":"2025-12-08T02:32:06","slug":"pozadavky-na-shodu-s-rohs-pro-hlinikove-vylisky","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/aluminum-extrusion-rohs-compliance-needs\/","title":{"rendered":"Po\u017eadavky na shodu hlin\u00edkov\u00fdch v\u00fdlisk\u016f s RoHS?"},"content":{"rendered":"

\"Hlin\u00edkov\u00fd
Hlin\u00edkov\u00fd v\u00fdlisek ve tvaru T<\/figcaption><\/figure>\n<\/p>\n

Vid\u00edm, \u017ee mnoho kupuj\u00edc\u00edch poci\u0165uje stres, kdy\u017e se sna\u017e\u00ed ov\u011b\u0159it pravidla RoHS pro hlin\u00edkov\u00e9 profily. Ob\u00e1vaj\u00ed se skryt\u00fdch rizik a mo\u017en\u00fdch zpo\u017ed\u011bn\u00ed dod\u00e1vek. To \u010dasto zpomaluje projekty a zp\u016fsobuje dodate\u010dn\u00e9 n\u00e1klady.<\/p>\n

Hlin\u00edkov\u00e9 v\u00fdlisky spl\u0148uj\u00ed pravidla RoHS, pokud v\u00fdrobci kontroluj\u00ed omezen\u00e9 l\u00e1tky ve slitin\u00e1ch, povlac\u00edch, obalech a v\u0161ech p\u0159idan\u00fdch \u010d\u00e1stech. Soulad z\u00e1vis\u00ed na \u010dist\u00fdch surovin\u00e1ch, testovan\u00fdch procesn\u00edch kroc\u00edch a spr\u00e1vn\u00fdch dokumentech dodavatel\u016f.<\/strong><\/p>\n

Mnoho kupuj\u00edc\u00edch se i po p\u0159e\u010dten\u00ed seznamu pravidel st\u00e1le c\u00edt\u00ed nejist\u011b. Cht\u011bj\u00ed jednoduch\u00e9 kroky, kter\u00e9 mohou n\u00e1sledovat. Cht\u011bj\u00ed vid\u011bt, co je v ka\u017edodenn\u00edm n\u00e1kupu opravdu d\u016fle\u017eit\u00e9. Napsal jsem tohoto pr\u016fvodce, abych ka\u017ed\u00fd bod vysv\u011btlil srozumiteln\u00fdm jazykem.<\/p>\n

Kter\u00e9 l\u00e1tky RoHS jsou relevantn\u00ed pro extrud\u00e1ty?<\/h2>\n

Mnoho z\u00e1kazn\u00edk\u016f se ob\u00e1v\u00e1, \u017ee hlin\u00edkov\u00e9 v\u00fdlisky mohou skr\u00fdvat zak\u00e1zan\u00e9 l\u00e1tky. Ob\u00e1vaj\u00ed se, \u017ee star\u00e9 zvyky v oblasti slitin mohou st\u00e1le p\u0159id\u00e1vat zak\u00e1zan\u00e9 kovy. Tato obava roste, kdy\u017e nakupuj\u00ed ve velk\u00e9m pro vysoce rizikov\u00e1 odv\u011btv\u00ed.<\/p>\n

Hlavn\u00edmi l\u00e1tkami RoHS, kter\u00e9 se vztahuj\u00ed k hlin\u00edkov\u00fdm v\u00fdlisk\u016fm, jsou olovo, kadmium, rtu\u0165, hexachrom a n\u011bkter\u00e9 chemick\u00e9 l\u00e1tky zpomaluj\u00edc\u00ed ho\u0159en\u00ed, kter\u00e9 se mohou vyskytovat v n\u00e1t\u011brech nebo p\u0159idan\u00fdch plastov\u00fdch \u010d\u00e1stech.<\/strong><\/p>\n

\"Stavebn\u00ed
Stavebn\u00ed hlin\u00edkov\u00e9 v\u00fdlisky OEM Interlocking<\/figcaption><\/figure>\n<\/p>\n

Pro\u010d jsou tyto l\u00e1tky d\u016fle\u017eit\u00e9<\/h3>\n

V\u011bt\u0161ina hlin\u00edkov\u00fdch slitin z\u016fst\u00e1v\u00e1 \u010dist\u00e1. Kontroly RoHS v\u0161ak st\u00e1le plat\u00ed, proto\u017ee slitiny, povlaky, t\u011bsn\u011bn\u00ed, plastov\u00e9 vlo\u017eky a maziva mohou obsahovat zak\u00e1zan\u00e9 l\u00e1tky. Rozeb\u00edr\u00e1m nejv\u011bt\u0161\u00ed rizika, aby kupuj\u00edc\u00ed vid\u011bli, na \u010dem z\u00e1le\u017e\u00ed.<\/p>\n

B\u011b\u017en\u00e9 l\u00e1tky RoHS v oblasti vytla\u010dov\u00e1n\u00ed<\/h3>\n\n\n\n\n\n\n\n\n\n
L\u00e1tka<\/th>\nTypick\u00fd zdroj v extruz\u00edch<\/th>\nLimit RoHS<\/th>\n<\/tr>\n<\/thead>\n
Olovo (Pb)<\/td>\nN\u011bkter\u00e9 star\u0161\u00ed slitiny, n\u011bkter\u00e9 mosazn\u00e9 vlo\u017eky<\/td>\n0.1%<\/td>\n<\/tr>\n
Kadmium (Cd)<\/td>\nPigmenty, n\u011bkter\u00e9 pokovov\u00e1n\u00ed<\/td>\n0.01%<\/td>\n<\/tr>\n
Rtu\u0165 (Hg)<\/td>\nV extruz\u00edch vz\u00e1cn\u00e9, pou\u017e\u00edv\u00e1 se ve star\u00fdch sp\u00edna\u010d\u00edch<\/td>\n0.1%<\/td>\n<\/tr>\n
Hex-chrom<\/td>\nStar\u00e9 chrom\u00e1tov\u00e9 povlaky<\/td>\n0.1%<\/td>\n<\/tr>\n
PBB \/ PBDE<\/td>\nPlastov\u00e9 d\u00edly, kryty kabel\u016f<\/td>\n0.1%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Podrobn\u00fd pohled na chov\u00e1n\u00ed l\u00e1tek p\u0159i zpracov\u00e1n\u00ed hlin\u00edku<\/h3>\n

Hlin\u00edkov\u00e9 v\u00fdlisky z\u00e1vis\u00ed na p\u0159esn\u00e9m slo\u017een\u00ed sm\u011bsi. N\u011bkter\u00e9 star\u00e9 receptury slitin obsahovaly mal\u00e9 mno\u017estv\u00ed olova, kter\u00e9 zlep\u0161ovalo obrobitelnost. Modern\u00ed pravidla RoHS to zt\u011b\u017euj\u00ed, tak\u017ee odpov\u011bdn\u00ed dodavatel\u00e9 odstra\u0148uj\u00ed olovo z tavic\u00edch linek. Vid\u00edm, \u017ee mnoho tov\u00e1ren pou\u017e\u00edv\u00e1 p\u0159\u00edsn\u00e9 kontroly \u0161ar\u017e\u00ed, aby se zabr\u00e1nilo k\u0159\u00ed\u017eov\u00e9 kontaminaci. Skladuj\u00ed slitiny v \u0161ar\u017e\u00edch a p\u0159ed ka\u017ed\u00fdm odlit\u00edm \u010dist\u00ed tavic\u00ed n\u00e1doby. T\u00edm se sni\u017euje pravd\u011bpodobnost, \u017ee se do nov\u00e9 \u0161ar\u017ee dostane zak\u00e1zan\u00e1 l\u00e1tka.<\/p>\n

Povlaky p\u0159edstavuj\u00ed dal\u0161\u00ed riziko. Za\u0159\u00edzen\u00ed na pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed \u010dasto rychle m\u011bn\u00ed barvy. Pokud t\u011bsn\u011b p\u0159ed zak\u00e1zkou podle sm\u011brnice RoHS nast\u0159\u00edkaj\u00ed barvu obsahuj\u00edc\u00ed zak\u00e1zan\u00fd pigment, m\u016f\u017ee doj\u00edt ke vz\u00e1jemn\u00e9mu prom\u00edch\u00e1n\u00ed. Dobr\u00e1 za\u0159\u00edzen\u00ed p\u0159ed novou zak\u00e1zkou \u010dist\u00ed st\u0159\u00edkac\u00ed pistole, z\u00e1sobn\u00edky a st\u011bny kabin. Tak\u00e9 ozna\u010duj\u00ed v\u0161echny pr\u00e1\u0161ky a zak\u00e1zan\u00e9 produkty uzamykaj\u00ed. T\u00edm se udr\u017euje \u010distota linky.<\/p>\n

Plastov\u00e9 krytky, gumov\u00e9 podlo\u017eky, t\u011bsn\u011bn\u00ed nebo dr\u00e1t\u011bn\u00e9 kan\u00e1lky mohou tak\u00e9 obsahovat omezen\u00e9 mno\u017estv\u00ed zpomalova\u010d\u016f ho\u0159en\u00ed. Mnoho kupuj\u00edc\u00edch na tyto mal\u00e9 sou\u010d\u00e1sti zapom\u00edn\u00e1. Kontroly RoHS v\u0161ak pova\u017euj\u00ed fin\u00e1ln\u00ed sestavu za jeden celek. Pokud jedna mal\u00e1 sou\u010d\u00e1st nespl\u0148uje po\u017eadavky, nespl\u0148uje je cel\u00fd v\u00fdrobek. Vid\u011bl jsem to u n\u011bkolika exportn\u00edch objedn\u00e1vek, proto kupuj\u00edc\u00edm v\u017edy doporu\u010duji, aby si vy\u017e\u00e1dali \u00fadaje o materi\u00e1lu v\u0161ech p\u0159idan\u00fdch sou\u010d\u00e1st\u00ed.<\/p>\n

Testovac\u00ed laborato\u0159e nejprve pou\u017e\u00edvaj\u00ed jednoduch\u00e9 screeningov\u00e9 n\u00e1stroje. Ka\u017edou polo\u017eku skenuj\u00ed pomoc\u00ed XRF p\u0159\u00edstroj\u016f. Pokud zjist\u00ed riziko, potvrd\u00ed jej chemick\u00fdmi testy. Screening je rychl\u00fd. Chemick\u00fd test trv\u00e1 d\u00e9le. Kupuj\u00edc\u00ed, kte\u0159\u00ed cht\u011bj\u00ed rychl\u00e9 v\u00fdsledky, \u010dasto objedn\u00e1vaj\u00ed XRF kontroly v tov\u00e1rn\u011b, ne\u017e po\u0161lou kompletn\u00ed vzorky do laborato\u0159e.<\/p>\n

Souvisej\u00edc\u00ed n\u00e1roky<\/h3>\n

<\/svg> Olovo je jedn\u00edm z hlavn\u00edch rizik RoHS ve star\u0161\u00edch slo\u017een\u00edch hlin\u00edkov\u00fdch slitin.<\/b>Pravda<\/span><\/p>

N\u011bkter\u00e9 star\u00e9 slitiny obsahovaly mal\u00e9 mno\u017estv\u00ed olova, tak\u017ee z\u016fst\u00e1v\u00e1 zn\u00e1m\u00fdm probl\u00e9mem v souvislosti s RoHS.<\/p><\/div>\n

<\/svg> Rtu\u0165 se b\u011b\u017en\u011b p\u0159id\u00e1v\u00e1 do modern\u00edch hlin\u00edkov\u00fdch v\u00fdlisk\u016f, aby se zlep\u0161ila povrchov\u00e1 \u00faprava.<\/b>False<\/span><\/p>

Rtu\u0165 se v modern\u00edch receptur\u00e1ch pro extruzi hlin\u00edku nepou\u017e\u00edv\u00e1 a v dodavatelsk\u00fdch \u0159et\u011bzc\u00edch slitin se t\u00e9m\u011b\u0159 nevyskytuje.<\/p><\/div>\n

Jak se ov\u011b\u0159uje shoda surovin s po\u017eadavky sm\u011brnice RoHS?<\/h2>\n

Mnoho kupuj\u00edc\u00edch si mysl\u00ed, \u017ee surov\u00fd hlin\u00edk je v\u017edy \u010dist\u00fd. Bez d\u016fkaz\u016f d\u016fv\u011b\u0159uj\u00ed dodavatel\u016fm. Pot\u00e9 \u010del\u00ed odm\u00edtnut\u00ed p\u0159i z\u00e1v\u011bre\u010dn\u00fdch kontrol\u00e1ch. To zp\u016fsobuje stres a zpomaluje cel\u00fd projekt.<\/p>\n

Shoda surovin s normou RoHS je ov\u011b\u0159ov\u00e1na kontrolami \u0161ar\u017e\u00ed slitin, screeningem XRF, dokumentovan\u00fdmi listy chemick\u00e9ho slo\u017een\u00ed a v p\u0159\u00edpad\u011b pot\u0159eby laboratorn\u00edmi testy prov\u00e1d\u011bn\u00fdmi t\u0159et\u00ed stranou.<\/strong><\/p>\n

\"Hlin\u00edkov\u00fd
Hlin\u00edkov\u00fd profil Baseboard Hlin\u00edkov\u00fd profil Skirting<\/figcaption><\/figure>\n<\/p>\n

Porozum\u011bn\u00ed toku surovin<\/h3>\n

Surov\u00fd hlin\u00edk se do extruzn\u00edch z\u00e1vod\u016f dod\u00e1v\u00e1 ve form\u011b sochor\u016f. Tyto sochory poch\u00e1zej\u00ed z velk\u00fdch hut\u00ed. Dobr\u00e9 hut\u011b prov\u00e1d\u011bj\u00ed chemick\u00e9 kontroly ka\u017ed\u00e9 \u0161ar\u017ee a vyd\u00e1vaj\u00ed zpr\u00e1vy. Kupuj\u00edc\u00ed by se v\u0161ak nem\u011bli spol\u00e9hat pouze na tyto zpr\u00e1vy. M\u011bli by po\u017eadovat certifik\u00e1ty \u0161ar\u017ee, kter\u00e9 uv\u00e1d\u011bj\u00ed typ slitiny a limity ne\u010distot.<\/p>\n

Typick\u00e9 kroky ov\u011b\u0159ov\u00e1n\u00ed surovin<\/h3>\n\n\n\n\n\n\n\n\n
Krok<\/th>\nC\u00edl<\/th>\nPozn\u00e1mky<\/th>\n<\/tr>\n<\/thead>\n
Kontrola slitinov\u00e9ho plechu<\/td>\nPotvr\u010fte typ slitiny<\/td>\nUkazuje procentu\u00e1ln\u00ed obsah Si, Mg, Fe, Cu, Mn, Cr, Zn, Ti<\/td>\n<\/tr>\n
XRF screening<\/td>\nRychl\u00e1 kontrola t\u011b\u017ek\u00fdch kov\u016f<\/td>\nPoskytuje v\u010dasn\u00e9 varov\u00e1n\u00ed<\/td>\n<\/tr>\n
Osv\u011bd\u010den\u00ed o taven\u00ed<\/td>\nSledovat ofici\u00e1ln\u00ed \u0161ar\u017ei<\/td>\nM\u011blo by odr\u00e1\u017eet po\u017eadavky RoHS.<\/td>\n<\/tr>\n
Test t\u0159et\u00ed strany<\/td>\nPotvr\u010fte hrani\u010dn\u00ed p\u0159\u00edpady<\/td>\nPomalej\u0161\u00ed, ale velmi p\u0159esn\u00fd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Hlubok\u00fd pohled do ov\u011b\u0159ov\u00e1n\u00ed v re\u00e1ln\u00e9m sv\u011bt\u011b<\/h3>\n

V\u011bt\u0161ina extruzn\u00edch tov\u00e1ren pou\u017e\u00edv\u00e1 slitiny 6063-T5 nebo 6061-T6. Tyto slitiny m\u00e1lokdy poru\u0161uj\u00ed pravidla RoHS. Odpov\u011bdn\u00e9 tov\u00e1rny v\u0161ak i tak prov\u00e1d\u011bj\u00ed nam\u00e1tkov\u00e9 kontroly. K skenov\u00e1n\u00ed vzork\u016f sochor\u016f pou\u017e\u00edvaj\u00ed ru\u010dn\u00ed XRF p\u0159\u00edstroje. Skenov\u00e1n\u00ed uk\u00e1\u017ee, zda se olovo nebo kadmium vyskytuj\u00ed nad z\u00e1kladn\u00ed hodnotou. P\u0159\u00edstroj poskytuje rychl\u00fd v\u00fdsledek. Pokud je v\u00fdsledek v po\u0159\u00e1dku, pr\u00e1ce pokra\u010duje. Pokud ne, \u0161ar\u017ee je um\u00edst\u011bna do karant\u00e9ny.<\/p>\n

Hut\u011b vyd\u00e1vaj\u00ed certifik\u00e1ty slitin. Tyto certifik\u00e1ty uv\u00e1d\u011bj\u00ed chemick\u00e9 slo\u017een\u00ed ka\u017ed\u00e9 \u0161ar\u017ee. Hodnoty mus\u00ed odpov\u00eddat mezin\u00e1rodn\u00edm norm\u00e1m. Kupuj\u00edc\u00ed \u010dasto tyto listy ne\u010dtou. Tyto listy v\u0161ak mohou odhalit p\u0159\u00edpadn\u00e9 nesrovnalosti. Pokud n\u011bkter\u00e1 hodnota vykazuje neobvykl\u00e9 vzorce, m\u016f\u017ee kupuj\u00edc\u00ed po\u017e\u00e1dat o dal\u0161\u00ed informace.<\/p>\n

Nez\u00e1visl\u00e9 laborato\u0159e prov\u00e1d\u011bj\u00ed p\u0159esn\u00e9 testy. Od\u0159\u00edznou mal\u00fd kousek polotovaru. Rozemelou ho a pomoc\u00ed chemick\u00fdch metod zjist\u00ed p\u0159esn\u00e9 hodnoty. Tento test je pomalej\u0161\u00ed, ale poskytuje spolehliv\u00e9 v\u00fdsledky. Kupuj\u00edc\u00ed, kte\u0159\u00ed prod\u00e1vaj\u00ed na p\u0159\u00edsn\u00fdch trz\u00edch, \u010dasto vol\u00ed tento postup. Zvy\u0161uje to n\u00e1klady, ale zabr\u00e1n\u00ed to v\u011bt\u0161\u00edm probl\u00e9m\u016fm v budoucnu.<\/p>\n

Tov\u00e1rny skladuj\u00ed suroviny podle \u0161ar\u017e\u00ed. Nem\u00edchaj\u00ed r\u016fzn\u00e9 \u0161ar\u017ee v jednom cyklu. Ka\u017ed\u00fd reg\u00e1l ozna\u010duj\u00ed \u0161t\u00edtkem. Z\u00e1znamy ukl\u00e1daj\u00ed do syst\u00e9mu. To pom\u00e1h\u00e1 vysledovat ka\u017ed\u00fd cyklus, pokud test pozd\u011bji odhal\u00ed probl\u00e9m. Kupuj\u00edc\u00ed, kte\u0159\u00ed po\u017eaduj\u00ed z\u00e1znamy o sledovatelnosti, dostanou jasn\u011bj\u0161\u00ed odpov\u011bdi, kdy\u017e se n\u011bco nezd\u00e1 v po\u0159\u00e1dku.<\/p>\n

Souvisej\u00edc\u00ed n\u00e1roky<\/h3>\n

<\/svg> XRF screening je b\u011b\u017en\u00fdm prvn\u00edm krokem p\u0159i kontrole surov\u00fdch slitin podle limit\u016f RoHS.<\/b>Pravda<\/span><\/p>

Tov\u00e1rny pou\u017e\u00edvaj\u00ed skenov\u00e1n\u00ed XRF k zachycen\u00ed prvn\u00edch zn\u00e1mek p\u0159\u00edtomnosti zak\u00e1zan\u00fdch kov\u016f v sochorech.<\/p><\/div>\n

<\/svg> Certifik\u00e1ty hut\u00ed samy o sob\u011b sta\u010d\u00ed k zaru\u010den\u00ed souladu se sm\u011brnic\u00ed RoHS pro v\u0161echny fin\u00e1ln\u00ed v\u00fdlisky.<\/b>False<\/span><\/p>

Certifik\u00e1ty pom\u00e1haj\u00ed, ale nenahrazuj\u00ed procesn\u00ed kontroly a z\u00e1v\u011bre\u010dn\u00e9 kontroly.<\/p><\/div>\n

Ovliv\u0148uj\u00ed povlaky v\u00fdsledky test\u016f RoHS?<\/h2>\n

Mnoho spole\u010dnost\u00ed d\u016fv\u011b\u0159uje povrchu sv\u00fdch extrudovan\u00fdch v\u00fdrobk\u016f. Domn\u00edvaj\u00ed se, \u017ee lakovac\u00ed linky nikdy nep\u0159id\u00e1vaj\u00ed rizikov\u00e9 chemik\u00e1lie. O\u010dek\u00e1vaj\u00ed, \u017ee pravidla t\u00fdkaj\u00edc\u00ed se pouze kov\u016f pokr\u00fdvaj\u00ed v\u0161echny kroky. Pozd\u011bji v\u0161ak zjist\u00ed, \u017ee lakovac\u00ed pigment nesplnil po\u017eadavky sm\u011brnice RoHS. To je \u010dasto p\u0159ekvap\u00ed a zp\u016fsobuje zpo\u017ed\u011bn\u00ed.<\/p>\n

N\u00e1t\u011bry mohou ovlivnit v\u00fdsledky RoHS, proto\u017ee pigmenty, p\u0159\u00edsady, plniva nebo chemik\u00e1lie pou\u017e\u00edvan\u00e9 p\u0159i p\u0159ed\u00faprav\u011b mohou obsahovat omezen\u00e9 l\u00e1tky, kter\u00e9 migruj\u00ed do kone\u010dn\u00e9ho povrchu.<\/strong><\/p>\n

\"10\u00d710
10\u00d710 hlin\u00edkov\u00fd profil pro dekorativn\u00ed \u00fa\u010dely<\/figcaption><\/figure>\n<\/p>\n

Jak n\u00e1t\u011bry zvy\u0161uj\u00ed rizika souvisej\u00edc\u00ed s RoHS<\/h3>\n

N\u00e1t\u011bry poch\u00e1zej\u00ed od r\u016fzn\u00fdch dodavatel\u016f. Tov\u00e1rny na pr\u00e1\u0161kov\u00e9 n\u00e1t\u011bry nakupuj\u00ed mnoho barev. N\u011bkter\u00e9 star\u00e9 pr\u00e1\u0161ky obsahuj\u00ed pigmenty s obsahem olova nebo kadmia. I kdy\u017e tov\u00e1rna dodr\u017euje pravidla \u010distoty, star\u00e9 z\u00e1soby mohou st\u00e1le le\u017eet ve skladu. Pokud pracovn\u00edci vyberou nespr\u00e1vn\u00fd pytel, cel\u00e1 objedn\u00e1vka se st\u00e1v\u00e1 rizikovou.<\/p>\n

Typy rizik spojen\u00fdch s n\u00e1t\u011bry<\/h3>\n

1. Pigmenty pro pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed<\/h4>\n

N\u011bkter\u00e9 jasn\u00e9 barvy pou\u017e\u00edvaj\u00ed pigmenty s omezen\u00fdmi l\u00e1tkami. Dob\u0159\u00ed dodavatel\u00e9 pou\u017e\u00edvaj\u00ed receptury spl\u0148uj\u00edc\u00ed po\u017eadavky sm\u011brnice RoHS. Pokud je v\u0161ak \u010di\u0161t\u011bn\u00ed nedostate\u010dn\u00e9, m\u016f\u017ee st\u00e1le doch\u00e1zet ke vz\u00e1jemn\u00e9mu m\u00edch\u00e1n\u00ed.<\/p>\n

2. Chemik\u00e1lie pro p\u0159ed\u00fapravu<\/h4>\n

P\u0159ed\u00faprava chrom\u00e1tem byla kdysi b\u011b\u017en\u00e1. Vytv\u00e1\u0159\u00ed silnou vazbu, ale obsahuje hexakrom. Dnes v\u011bt\u0161ina tov\u00e1ren pou\u017e\u00edv\u00e1 bezchromov\u00e9 syst\u00e9my. N\u011bkter\u00e9 star\u00e9 linky v\u0161ak st\u00e1le pou\u017e\u00edvaj\u00ed chrom\u00e1tov\u00e9 n\u00e1dr\u017ee.<\/p>\n

3. Syst\u00e9my tekut\u00fdch barev<\/h4>\n

N\u011bkter\u00e9 tekut\u00e9 barvy pou\u017e\u00edvaj\u00ed su\u0161idla nebo \u010dinidla na b\u00e1zi kov\u016f. Ty mohou obsahovat olovo, pokud je jejich slo\u017een\u00ed star\u00e9.<\/p>\n

Podrobn\u00fd rozbor chov\u00e1n\u00ed povlak\u016f p\u0159i testov\u00e1n\u00ed podle sm\u011brnice RoHS<\/h3>\n

Kdy\u017e laborato\u0159 testuje potahovan\u00fd v\u00fdlisek, netestuje pouze hlin\u00edk. Testuje cel\u00fd povrch. Horn\u00ed vrstva je d\u016fle\u017eit\u00e1. Pokud potah obsahuje olovo, vzorek neprojde testem, i kdy\u017e je slitina \u010dist\u00e1.<\/p>\n

Linky pro pr\u00e1\u0161kov\u00e9 lakov\u00e1n\u00ed mus\u00ed mezi jednotliv\u00fdmi barvami \u010distit sv\u00e9 za\u0159\u00edzen\u00ed. Vyfukuj\u00ed syst\u00e9m. Vys\u00e1vaj\u00ed kabinu. \u010cist\u00ed pistole a z\u00e1sobn\u00edky. Pokud je tento krok rychl\u00fd nebo ne\u00fapln\u00fd, pigmentov\u00fd prach z\u016fst\u00e1v\u00e1 uvnit\u0159. Tento prach se sm\u00edch\u00e1 s dal\u0161\u00ed d\u00e1vkou a zvy\u0161uje hodnoty olova. Kupuj\u00edc\u00ed by se m\u011bli zeptat, zda z\u00e1vod pou\u017e\u00edv\u00e1 speci\u00e1ln\u00ed linky pro zak\u00e1zky podle sm\u011brnice RoHS.<\/p>\n

D\u016fle\u017eit\u00e9 jsou tak\u00e9 kroky p\u0159ed\u00fapravy. V n\u011bkter\u00fdch tov\u00e1rn\u00e1ch se st\u00e1le pou\u017e\u00edvaj\u00ed star\u00e9 chrom\u00e1tov\u00e9 n\u00e1dr\u017ee. Tyto n\u00e1dr\u017ee produkuj\u00ed odpad obsahuj\u00edc\u00ed hexakrom. Pravidla RoHS stanovuj\u00ed p\u0159\u00edsn\u00e9 limity pro hexakrom. Dobr\u00e9 tov\u00e1rny p\u0159ech\u00e1zej\u00ed na bezchromov\u00e9 syst\u00e9my. Tyto syst\u00e9my st\u00e1le chr\u00e1n\u00ed povrch, ale jsou v souladu s RoHS.<\/p>\n

Na v\u00fdsledky maj\u00ed vliv tak\u00e9 pracovn\u00edci. Pokud skladuj\u00ed pytle s pr\u00e1\u0161kem spole\u010dn\u011b, n\u011bkter\u00e9 pytle se mohou roztrhnout nebo prosakovat. Prach se m\u016f\u017ee usadit na \u010derstv\u011b vytvrzen\u00fdch d\u00edlech. Jednoduch\u00e9 n\u00e1vyky, jako je odd\u011blen\u00e9 skladov\u00e1n\u00ed a ozna\u010den\u00e9 reg\u00e1ly, udr\u017euj\u00ed prostor \u010dist\u00fd.<\/p>\n

Testovac\u00ed laborato\u0159e odstran\u00ed povlak a v p\u0159\u00edpad\u011b pot\u0159eby provedou samostatn\u00e9 testy. To pom\u00e1h\u00e1 naj\u00edt p\u0159esnou p\u0159\u00ed\u010dinu poruchy. Ukazuje to tak\u00e9, zda je posti\u017een pouze povrch nebo cel\u00fd v\u00fdrobek. Kupuj\u00edc\u00ed se pak mohou rozhodnout, zda je mo\u017en\u00e9 prov\u00e9st opravu.<\/p>\n

Souvisej\u00edc\u00ed n\u00e1roky<\/h3>\n

<\/svg> Pigmenty povlak\u016f mohou do povrchu extrud\u00e1tu vn\u00e1\u0161et olovo nebo kadmium.<\/b>Pravda<\/span><\/p>

N\u011bkter\u00e9 star\u0161\u00ed nebo m\u00e9n\u011b kvalitn\u00ed pigmenty tyto kovy st\u00e1le obsahuj\u00ed.<\/p><\/div>\n

<\/svg> Pokud je hlin\u00edkov\u00e1 slitina v souladu s RoHS, povlaky nemohou zp\u016fsobit ne\u00fasp\u011bch p\u0159i testu RoHS.<\/b>False<\/span><\/p>

Povlaky mohou obsahovat zak\u00e1zan\u00e9 l\u00e1tky, tak\u017ee mohou zp\u016fsobit poruchy i u \u010dist\u00fdch slitin.<\/p><\/div>\n

Jsou dodavatel\u00e9 povinni poskytovat prohl\u00e1\u0161en\u00ed o shod\u011b s RoHS?<\/h2>\n

N\u011bkte\u0159\u00ed kupuj\u00edc\u00ed p\u0159edpokl\u00e1daj\u00ed, \u017ee v\u0161echny tov\u00e1rny vyd\u00e1vaj\u00ed dokumenty RoHS automaticky. O\u010dek\u00e1vaj\u00ed, \u017ee ke ka\u017ed\u00e9 z\u00e1silce bude p\u0159ilo\u017eena kompletn\u00ed zpr\u00e1va. Dokumenty RoHS v\u0161ak z\u00e1vis\u00ed na po\u017eadavku kupuj\u00edc\u00edho, typu produktu a m\u00edstn\u00edch p\u0159edpisech. To vede k nejasnostem.<\/p>\n

Dodavatel\u00e9 mus\u00ed poskytnout prohl\u00e1\u0161en\u00ed o shod\u011b s RoHS, pokud o to z\u00e1kazn\u00edci po\u017e\u00e1daj\u00ed nebo pokud pravidla trhu vy\u017eaduj\u00ed doklad o elektrick\u00fdch nebo regulovan\u00fdch v\u00fdrobc\u00edch. Tato prohl\u00e1\u0161en\u00ed potvrzuj\u00ed, \u017ee materi\u00e1ly a procesy spl\u0148uj\u00ed limity RoHS.<\/strong><\/p>\n

\"Kr\u00e1tk\u00e9
Kr\u00e1tk\u00e9 s\u00e9rie hlin\u00edkov\u00fdch v\u00fdlisk\u016f na zak\u00e1zku<\/figcaption><\/figure>\n<\/p>\n

Jak funguj\u00ed prohl\u00e1\u0161en\u00ed<\/h3>\n

Prohl\u00e1\u0161en\u00ed RoHS je p\u00edsemn\u00e9 prohl\u00e1\u0161en\u00ed. Potvrzuje, \u017ee v\u00fdrobek spl\u0148uje limity RoHS. Podepisuje jej dodavatel. Vztahuje se na slitiny, povlaky, p\u0159idan\u00e9 \u010d\u00e1sti a obaly. Kupuj\u00edc\u00ed \u010dasto pot\u0159ebuj\u00ed tento dokument pro celn\u00ed \u00fa\u010dely, audity nebo intern\u00ed z\u00e1znamy.<\/p>\n

Co prohl\u00e1\u0161en\u00ed obsahuj\u00ed<\/h3>\n

Dobr\u00e9 prohl\u00e1\u0161en\u00ed obsahuje:<\/p>\n

    \n
  • N\u00e1zev produktu <\/li>\n
  • Odkaz na model nebo v\u00fdkres <\/li>\n
  • Verze sm\u011brnice RoHS <\/li>\n
  • Prohl\u00e1\u0161en\u00ed, \u017ee l\u00e1tky z\u016fst\u00e1vaj\u00ed pod limity <\/li>\n
  • Podpis, datum a raz\u00edtko spole\u010dnosti <\/li>\n<\/ul>\n

    Podrobn\u00fd pohled na odpov\u011bdnost dodavatel\u016f a pot\u0159eby kupuj\u00edc\u00edch<\/h3>\n

    Tov\u00e1rny se li\u0161\u00ed v tom, jak vyd\u00e1vaj\u00ed dokumenty RoHS. N\u011bkter\u00e9 je vyd\u00e1vaj\u00ed pouze na \u017e\u00e1dost kupuj\u00edc\u00edch. N\u011bkter\u00e9 je vyd\u00e1vaj\u00ed s ka\u017edou objedn\u00e1vkou. N\u011bkter\u00e9 \u010dekaj\u00ed na v\u00fdsledky test\u016f, ne\u017e je podep\u00ed\u0161\u00ed. Kupuj\u00edc\u00ed by m\u011bli po\u017e\u00e1dat v\u010das, aby se vyhnuli zpo\u017ed\u011bn\u00edm.<\/p>\n

    Samotn\u00e9 prohl\u00e1\u0161en\u00ed nedokazuje, \u017ee je v\u00fdrobek bezpe\u010dn\u00fd. Pouze uv\u00e1d\u00ed, \u017ee dodavatel se domn\u00edv\u00e1, \u017ee je bezpe\u010dn\u00fd. Mnoho dobr\u00fdch dodavatel\u016f p\u0159ikl\u00e1d\u00e1 laboratorn\u00ed zpr\u00e1vy. Tyto zpr\u00e1vy obsahuj\u00ed v\u00fdsledky XRF nebo chemick\u00fdch test\u016f. Kupuj\u00edc\u00ed, kte\u0159\u00ed \u010del\u00ed p\u0159\u00edsn\u00fdm audit\u016fm, vol\u00ed dodavatele, kte\u0159\u00ed poskytuj\u00ed oba dokumenty.<\/p>\n

    Pokud produkt obsahuje dal\u0161\u00ed sou\u010d\u00e1sti, jako jsou plastov\u00e9 krytky, gumov\u00e9 no\u017ei\u010dky, \u0161rouby nebo kabely, mus\u00ed dodavatel potvrdit, \u017ee i tyto sou\u010d\u00e1sti spl\u0148uj\u00ed po\u017eadavky sm\u011brnice RoHS. N\u011bkte\u0159\u00ed dodavatel\u00e9 nakupuj\u00ed tyto sou\u010d\u00e1sti od extern\u00edch dodavatel\u016f. M\u011bli by tak\u00e9 po\u017e\u00e1dat sv\u00e9 dodavatele o doklady o spln\u011bn\u00ed po\u017eadavk\u016f sm\u011brnice RoHS.<\/p>\n

    Mnoho z\u00e1kazn\u00edk\u016f v Evrop\u011b a Japonsku po\u017eaduje kompletn\u00ed dokumentaci RoHS. Tato dokumentace zahrnuje prohl\u00e1\u0161en\u00ed, zku\u0161ebn\u00ed protokoly, listy materi\u00e1l\u016f a z\u00e1znamy o povrchov\u00fdch \u00faprav\u00e1ch. Tov\u00e1rny, kter\u00e9 dodr\u017euj\u00ed p\u0159\u00edsn\u00e9 syst\u00e9my, mohou tuto dokumentaci p\u0159ipravit rychle. Ostatn\u00ed pot\u0159ebuj\u00ed v\u00edce \u010dasu. To m\u00e1 vliv na dodac\u00ed lh\u016fty exportn\u00edch objedn\u00e1vek.<\/p>\n

    Dodavatel\u00e9 uchov\u00e1vaj\u00ed dokumenty RoHS ve sv\u00e9m syst\u00e9mu. Ukl\u00e1daj\u00ed zku\u0161ebn\u00ed protokoly podle \u0161ar\u017e\u00ed. Pokud kupuj\u00edc\u00ed po\u017e\u00e1d\u00e1 o n\u00e1hradn\u00ed kopii, rychle ji za\u0161lou. Kupuj\u00edc\u00ed, kte\u0159\u00ed realizuj\u00ed dlouhodob\u00e9 projekty, by m\u011bli zkontrolovat datum ka\u017ed\u00e9ho protokolu. Pokud je protokol star\u00fd, m\u016f\u017ee kupuj\u00edc\u00ed po\u017e\u00e1dat o aktualizovanou zkou\u0161ku.<\/p>\n

    Souvisej\u00edc\u00ed n\u00e1roky<\/h3>\n

    <\/svg> Prohl\u00e1\u0161en\u00ed RoHS potvrzuje, \u017ee dodavatel prohla\u0161uje dodr\u017eov\u00e1n\u00ed limit\u016f pro l\u00e1tky.<\/b>Pravda<\/span><\/p>

    Jedn\u00e1 se o form\u00e1ln\u00ed prohl\u00e1\u0161en\u00ed o bezpe\u010dnosti l\u00e1tky obsa\u017een\u00e9 v produktu.<\/p><\/div>\n

    <\/svg> Prohl\u00e1\u0161en\u00ed RoHS v\u017edy nahrazuje pot\u0159ebu jak\u00e9koli zku\u0161ebn\u00ed zpr\u00e1vy.<\/b>False<\/span><\/p>

    Mnoh\u00e9 trhy st\u00e1le vy\u017eaduj\u00ed laboratorn\u00ed d\u016fkazy k ov\u011b\u0159en\u00ed prohl\u00e1\u0161en\u00ed.<\/p><\/div>\n

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

    Pravidla RoHS mohou p\u016fsobit slo\u017eit\u011b, ale jasn\u00e9 kontroly slitin, povrchov\u00fdch \u00faprav a dokument\u016f tento proces zjednodu\u0161uj\u00ed. D\u00edky \u010dist\u00fdm materi\u00e1l\u016fm, testovan\u00fdm \u0161ar\u017e\u00edm a spr\u00e1vn\u00fdm doklad\u016fm z\u016fst\u00e1vaj\u00ed hlin\u00edkov\u00e9 v\u00fdlisky bezpe\u010dn\u00e9 a p\u0159ipraven\u00e9 pro glob\u00e1ln\u00ed trhy.<\/p>","protected":false},"excerpt":{"rendered":"

    T Shaped Aluminum Extrusion I see many buyers feel stressed when they try to check RoHS rules for aluminum extrusions. They fear hidden risks and possible shipment delays. This often slows down projects and creates extra cost. Aluminum extrusions follow RoHS rules when producers control restricted substances in alloys, coatings, packaging, and all added parts. […]<\/p>\n","protected":false},"author":6,"featured_media":7700,"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-26901","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\/26901","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=26901"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/26901\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/7700"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=26901"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=26901"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=26901"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}