{"id":5588,"date":"2021-04-15T14:44:55","date_gmt":"2021-04-15T11:44:55","guid":{"rendered":"https:\/\/lider-tek.com\/?page_id=5588"},"modified":"2021-04-18T01:29:32","modified_gmt":"2021-04-17T22:29:32","slug":"kursun","status":"publish","type":"page","link":"https:\/\/lider-tek.com\/kursun\/","title":{"rendered":"Kur\u015fun"},"content":{"rendered":"\t\t
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Kur\u015fun<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Kur\u015fun (Pb.)Periyodik cetvelin Grup 14 (IVa) ‘da yer alan yumu\u015fak, g\u00fcm\u00fc\u015fi beyaz veya grimsi bir metaldir. Kur\u015fun \u00e7ok yumu\u015fak , s\u00fcnek ve yo\u011fundur ve zay\u0131f bir elektrik iletkenidir. Antik \u00e7a\u011fda bilinen ve simyac\u0131lar taraf\u0131ndan en eski metaller oldu\u011funa inan\u0131lan kur\u015fun, antik Romal\u0131lar taraf\u0131ndan tak\u0131lan kur\u015fun su borular\u0131n\u0131n s\u00fcrekli kullan\u0131m\u0131n\u0131n g\u00f6sterdi\u011fi gibi, olduk\u00e7a dayan\u0131kl\u0131d\u0131r ve korozyona kar\u015f\u0131 diren\u00e7lidir. Kur\u015fun i\u00e7in Pb sembol\u00fc, Latince kur\u015fun, plumbum kelimesinin k\u0131saltmas\u0131d\u0131r.<\/p>

Kur\u015funun bir\u00e7ok alanda kullan\u0131lmas\u0131na neden olan \u00f6zellikler aras\u0131nda s\u00fcnekli\u011fi , kaynak kolayl\u0131\u011f\u0131, d\u00fc\u015f\u00fck erime noktas\u0131 , y\u00fcksek yo\u011funluk ve gama radyasyonunu ve X-radyasyonunu absorbe etme yetene\u011finin olmas\u0131d\u0131r. Erimi\u015f kur\u015fun, temel g\u00fcm\u00fc\u015f ve alt\u0131n i\u00e7in m\u00fckemmel bir \u00e7\u00f6z\u00fcc\u00fc ve toplay\u0131c\u0131d\u0131r . Kur\u015funun yap\u0131sal uygulamalar\u0131, d\u00fc\u015f\u00fck \u00e7ekme ve yorulma mukavemetleri ve sadece hafif y\u00fcklendi\u011finde bile akma e\u011filimi ile s\u0131n\u0131rl\u0131d\u0131r.
\u00e7at\u0131 kaplamas\u0131nda, yere veya suya yerle\u015ftirilen elektrik kablolar\u0131n\u0131n kaplamas\u0131nda ve su borular\u0131 ve kanallar\u0131n\u0131n kaplamas\u0131nda \u00f6nemli miktarda kur\u015fun kullan\u0131l\u0131r.<\/p>

Kur\u015fun, depolama pilleri . M\u00fchimmatta (at\u0131\u015f ve mermi) ve lehim, tip metal , yatak ala\u015f\u0131mlar\u0131, eriyebilir ala\u015f\u0131mlar ve kalay bile\u015fenlerinde kullan\u0131l\u0131r . A\u011f\u0131r ve end\u00fcstriyel makinelerde, g\u00fcr\u00fclt\u00fc ve titre\u015fimi azaltmak i\u00e7in kur\u015fun bile\u015fiklerinden yap\u0131lm\u0131\u015f levhalar ve di\u011fer par\u00e7alar kullan\u0131labilir. Kur\u015fun , k\u0131sa dalga boylar\u0131ndaki elektromanyetik radyasyonu etkili bir \u015fekilde emdi\u011finden, n\u00fckleer reakt\u00f6rler, par\u00e7ac\u0131k h\u0131zland\u0131r\u0131c\u0131lar, X-\u0131\u015f\u0131n\u0131 ekipman\u0131 ve radyoaktif malzemeleri ta\u015f\u0131mak ve depolamak i\u00e7in kullan\u0131lan kaplar\u0131n etraf\u0131nda koruyucu bir kalkan olarak kullan\u0131l\u0131r. Bile\u015fik kur\u015fun oksit (PbO 2 ) ve kur\u015fun-antimon veya kur\u015fun-kalsiyum ala\u015f\u0131mlar\u0131 ile birlikte, genel ak\u00fclerde kullan\u0131l\u0131r.<\/p>

Uygulama Alanlar\u0131<\/span><\/h2>