{"product_id":"contracor-venturi-sandstrahlduse-nbc-borcarbid-kurz","title":"Bico de jato de areia Venturi Contracor NBC | Carboneto de boro | 3,5–8 mm | 1 1\/8″ UNC","description":"\u003cstyle\u003e.blast-product h5{font-size:18px;line-height:1.3;margin:0 0 12px}.blast-product hr{margin:16px 0}.blast-product table{width:100%;border-collapse:separate;border-spacing:0}.blast-product th,.blast-product td{padding:10px;text-align:center}.blast-product th{background:#f3f3f3;border-bottom:1px solid #d9d9d9}\u003c\/style\u003e\u003cdiv class=\"blast-product\"\u003e\n\u003ch5\u003eBico de jato de areia Venturi Contracor NBC | Carboneto de boro\u003c\/h5\u003e\n\u003cp\u003eA \u003cstrong\u003eContracor NBC\u003c\/strong\u003e é um bico de jato curto Venturi compacto para aplicações profissionais de jato sob pressão com débitos de ar pequenos a médios.\u003c\/p\u003e\n\u003cp\u003eBico de jato curto Contracor NBC Venturi em carboneto de boro, com rosca grossa de 1 1\/8″ UNC e furos dos bicos de 3,5 a 8 mm.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eVantagens\u003c\/h5\u003e\n\u003cp\u003e✅ Núcleo do bico robusto em carboneto de boro\u003cbr\u003e✅ Apenas 45 mm de comprimento\u003cbr\u003e✅ 1 1\/8″ UNC\u003cbr\u003e✅ Quatro diâmetros de 3,5 a 8 mm\u003cbr\u003e✅ Fácil de manusear em espaços confinados\u003cbr\u003e✅ Adequado para potências de compressores pequenas e médias\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eDados técnicos\u003c\/h5\u003e\n\u003cdiv style=\"overflow-x:auto;border:1px solid #d9d9d9;border-radius:10px\"\u003e\u003ctable style=\"min-width:680px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCaracterística\u003c\/th\u003e\n\u003cth\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFabricante\u003c\/td\u003e\n\u003ctd\u003eContracor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eSérie\u003c\/td\u003e\n\u003ctd\u003eNBC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVersão\u003c\/td\u003e\n\u003ctd\u003eBico de jato de areia Venturi curto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eNúcleo do bico\u003c\/td\u003e\n\u003ctd\u003eCarboneto de boro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRevestimento\u003c\/td\u003e\n\u003ctd\u003eAlumínio\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd\u003eLigação\u003c\/td\u003e\n\u003ctd\u003e1 1\/8″ UNC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eComprimento\u003c\/td\u003e\n\u003ctd\u003e45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch5\u003eVariantes\u003c\/h5\u003e\n\u003cdiv style=\"overflow-x:auto;border:1px solid #d9d9d9;border-radius:10px\"\u003e\u003ctable style=\"min-width:680px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"position:sticky;left:0;background:#f3f3f3\"\u003eVariante\u003c\/th\u003e\n\u003cth\u003eDiâmetro\u003c\/th\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff\"\u003e3,5 × 45 mm\u003c\/td\u003e\n\u003ctd\u003e3,5 mm\u003c\/td\u003e\n\u003ctd\u003e10112555\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa\"\u003e5 × 45 mm\u003c\/td\u003e\n\u003ctd\u003e5 mm\u003c\/td\u003e\n\u003ctd\u003e10112556\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff\"\u003e6,5 × 45 mm\u003c\/td\u003e\n\u003ctd\u003e6,5 mm\u003c\/td\u003e\n\u003ctd\u003e10112557\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa\"\u003e8 × 45 mm\u003c\/td\u003e\n\u003ctd\u003e8 mm\u003c\/td\u003e\n\u003ctd\u003e10112558\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch5\u003eCalcular o consumo de ar comprimido, o consumo de abrasivo e a potência do compressor\u003c\/h5\u003e\n\u003cp\u003eTodos os diâmetros dos bicos NBC estão diretamente disponíveis na calculadora de bicos de jato. Especialmente no caso de compressores mais pequenos, deve verificar-se qual o débito efetivo disponível à pressão de trabalho pretendida. Uma reserva tem em conta o desgaste e as perdas de pressão.\u003c\/p\u003e\n\u003cdiv id=\"blast-nozzle-calculator\" data-bn-controller=\"v1-0\" style=\"width:100%;max-width:100%;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial\"\u003e\n\u003cstyle\u003e#blast-nozzle-calculator *{box-sizing:border-box}#blast-nozzle-calculator .calc-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1fr) auto;gap:12px;align-items:end}#blast-nozzle-calculator label{display:block;font-size:14px;min-width:0}#blast-nozzle-calculator select{width:100%;height:40px;padding:0 10px;border:1px solid #ccc;border-radius:8px;background:#fff;margin-top:6px}#blast-nozzle-calculator .calc-actions{display:flex;gap:10px}#blast-nozzle-calculator button{height:40px;padding:0 14px;border-radius:10px;white-space:nowrap}@media(max-width:1280px){#blast-nozzle-calculator .calc-grid{grid-template-columns:1fr}#blast-nozzle-calculator .calc-actions{display:grid;grid-template-columns:1fr;gap:10px}#blast-nozzle-calculator button{width:100%}}\u003c\/style\u003e\n\u003cdiv style=\"background:#f5f5f7;border-radius:10px;padding:12px 14px;font-size:14px;margin-bottom:12px\"\u003e\n\u003cp style=\"margin:0 0 6px\"\u003eSelecione o diâmetro do bico, a pressão de trabalho e a reserva de potência pretendida. A calculadora apresenta o consumo de ar comprimido, o débito fornecido pelo compressor recomendado, o consumo aproximado de abrasivo e uma orientação para a potência do motor do compressor.\u003c\/p\u003e\n\u003cp style=\"margin:0\"\u003e\u003cstrong\u003e💡 reserva de potência:\u003c\/strong\u003e Tem em conta o aumento do consumo de ar devido ao desgaste do bico, bem como as perdas de pressão habituais. A reserva não é aplicada ao consumo de abrasivo.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"calc-grid\"\u003e\n\u003clabel\u003eDiâmetro do furo do bico\u003cselect id=\"bn-diameter\"\u003e\u003coption value=\"\" selected disabled\u003eSelecione\u003c\/option\u003e\n\u003coption value=\"3.5\"\u003e3,5 mm\u003c\/option\u003e\n\u003coption value=\"5\"\u003e5 mm\u003c\/option\u003e\n\u003coption value=\"6.5\"\u003e6,5 mm\u003c\/option\u003e\n\u003coption value=\"8\"\u003e8 mm\u003c\/option\u003e\n\u003coption value=\"9.5\"\u003e9,5 mm\u003c\/option\u003e\n\u003coption value=\"11\"\u003e11 mm\u003c\/option\u003e\n\u003coption value=\"12.5\"\u003e12,5 mm\u003c\/option\u003e\n\u003coption value=\"16\"\u003e16 mm\u003c\/option\u003e\n\u003coption value=\"19\"\u003e19 mm\u003c\/option\u003e\u003c\/select\u003e\u003c\/label\u003e\u003clabel\u003ePressão de funcionamento no bico\u003cselect id=\"bn-pressure\"\u003e\u003coption value=\"\" selected disabled\u003eSelecione\u003c\/option\u003e\n\u003coption value=\"1\"\u003e1 bar\u003c\/option\u003e\n\u003coption value=\"2\"\u003e2 bar\u003c\/option\u003e\n\u003coption value=\"3\"\u003e3 bar\u003c\/option\u003e\n\u003coption value=\"4\"\u003e4 bar\u003c\/option\u003e\n\u003coption value=\"5\"\u003e5 bar\u003c\/option\u003e\n\u003coption value=\"6\"\u003e6 bar\u003c\/option\u003e\n\u003coption value=\"7\"\u003e7 bar\u003c\/option\u003e\n\u003coption value=\"8\"\u003e8 bar\u003c\/option\u003e\n\u003coption value=\"9\"\u003e9 bar\u003c\/option\u003e\n\u003coption value=\"10\"\u003e10 bar\u003c\/option\u003e\u003c\/select\u003e\u003c\/label\u003e\u003clabel\u003ereserva de potência\u003cselect id=\"bn-reserve\"\u003e\u003coption value=\"\" selected disabled\u003eSelecione\u003c\/option\u003e\n\u003coption value=\"0\"\u003e0 %\u003c\/option\u003e\n\u003coption value=\"0.3\"\u003e30 %\u003c\/option\u003e\n\u003coption value=\"0.5\"\u003e50 %\u003c\/option\u003e\u003c\/select\u003e\u003c\/label\u003e\u003cdiv class=\"calc-actions\"\u003e\n\u003cbutton id=\"bn-calc\" type=\"button\" style=\"background:#222;color:#fff;border:1px solid #222\"\u003eCalcular\u003c\/button\u003e\u003cbutton id=\"bn-reset\" type=\"button\" style=\"background:#fff;border:1px solid #ccc\"\u003eRepor\u003c\/button\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr style=\"border:none;border-top:1px solid #eee;margin:12px 0\"\u003e\n\u003cdiv style=\"background:#f8f8fa;border-radius:10px;padding:12px 14px\"\u003e\n\u003cstrong\u003eResultado:\u003c\/strong\u003e\u003cdiv id=\"bn-result-line\" style=\"margin-top:8px;line-height:1.7\"\u003e—\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:12px;color:#555\"\u003eValores de referência técnicos. O consumo de abrasivo e a indicação em kW são aproximações; para selecionar o compressor, é determinante o caudal efetivo fornecido à pressão de funcionamento.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cscript\u003e(function(){var key=\"v1-0\";window.__absNozzleControllers=window.__absNozzleControllers||{};if(window.__absNozzleControllers[key])return;window.__absNozzleControllers[key]=true;var initialized=new WeakSet();function init(){document.querySelectorAll('[data-bn-controller=\"'+key+'\"]').forEach(function(root){if(initialized.has(root)||!root.querySelector('#bn-reset'))return;initialized.add(root);var a={\"3.5\":[.1,.2,.3,.35,.4,.5,.6,.65,.7,.8],\"5\":[.25,.5,.65,.8,.95,1.1,1.25,1.4,1.55,1.7],\"6.5\":[.4,.8,1.15,1.5,1.8,2.05,2.3,2.55,2.8,3.05],\"8\":[.65,1.3,1.9,2.45,2.95,3.4,3.9,4.35,4.85,5.3],\"9.5\":[.95,1.8,2.65,3.4,4.15,4.85,5.55,6.2,6.9,7.55],\"11\":[1.35,2.55,3.6,4.6,5.55,6.45,7.35,8.2,9.1,10],\"12.5\":[1.9,3.5,4.85,6.05,7.25,8.4,9.55,10.65,11.75,12.9],\"16\":[3.11,5.73,7.95,9.91,11.88,13.76,15.65,17.45,19.25,21.14],\"19\":[4.39,8.09,11.21,13.98,16.75,19.41,22.06,24.61,27.15,29.8]};function f(n,d){return n.toLocaleString('de-DE',{minimumFractionDigits:d,maximumFractionDigits:d})}root.querySelector('#bn-calc').onclick=function(){var d=root.querySelector('#bn-diameter').value,p=root.querySelector('#bn-pressure').value,r=root.querySelector('#bn-reserve').value,o=root.querySelector('#bn-result-line');if(!d||!p||r===''){o.innerHTML='\u003cstrong\u003eBitte wählen Sie Düsenbohrung, Arbeitsdruck und Leistungsreserve aus.\u003c\/strong\u003e';return}var b=a[d][+p-1],q=b*(1+ +r);o.innerHTML='\u003cstrong\u003eDruckluftbedarf der Düse:\u003c\/strong\u003e '+f(b,2)+' m³\/min\u003cbr\u003e\u003cstrong\u003eEmpfohlene Kompressor-Liefermenge inkl. Reserve:\u003c\/strong\u003e '+f(q,2)+' m³\/min\u003cbr\u003e\u003cstrong\u003eUngefährer Strahlmittelverbrauch:\u003c\/strong\u003e ca. '+f(b*96,0)+' kg\/h\u003cbr\u003e\u003cstrong\u003eOrientierende Kompressor-Motorleistung:\u003c\/strong\u003e ca. '+f(q*6,0)+' kW'};root.querySelector('#bn-reset').onclick=function(){root.querySelector('#bn-diameter').selectedIndex=0;root.querySelector('#bn-pressure').selectedIndex=0;root.querySelector('#bn-reserve').selectedIndex=0;root.querySelector('#bn-result-line').innerHTML='—'}});}init();document.addEventListener('DOMContentLoaded',init);document.addEventListener('on:variant:change',init);document.addEventListener('shopify:section:load',init);})();\u003c\/script\u003e\n\u003chr\u003e\n\u003ch5\u003eFuncionamento e seleção da dimensão do bico\u003c\/h5\u003e\n\u003cp\u003e✔ Furos pequenos para um menor consumo de ar e trabalhos direcionados\u003cbr\u003e✔ Construção curta para uma boa mobilidade\u003cbr\u003e✔ Um furo maior aumenta significativamente o consumo de ar e o possível desempenho de jato\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eAbrasivos recomendados\u003c\/h5\u003e\n\u003cp\u003e✔ Corindo\u003cbr\u003e✔ Garnet\u003cbr\u003e✔ Escória\u003cbr\u003e✔ Esferas de vidro\u003cbr\u003e✔ Outros abrasivos secos e de fluxo livre, com granulometria adequada\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eÁreas de aplicação\u003c\/h5\u003e\n\u003cp\u003e✔ Remoção precisa de ferrugem e limpeza\u003cbr\u003e✔ Componentes mais pequenos e áreas detalhadas\u003cbr\u003e✔ Oficinas e manutenção\u003cbr\u003e✔ Aplicações com fornecimento compacto de ar comprimido\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eDesgaste, controlo e funcionamento\u003c\/h5\u003e\n\u003cp\u003eVerifique regularmente o furo. Mesmo pequenos aumentos do diâmetro alteram o consumo de ar e o padrão do jato. O carboneto de boro é robusto; ainda assim, não devem continuar a ser utilizados bicos e roscas danificados.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003ePerguntas frequentes\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eQual é a ligação?\u003c\/strong\u003e\u003cbr\u003e1 1\/8″ UNC.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQual é o comprimento do bico?\u003c\/strong\u003e\u003cbr\u003e45 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQue diâmetros de furo?\u003c\/strong\u003e\u003cbr\u003e3,5, 5, 6,5 e 8 mm.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eConclusão\u003c\/h5\u003e\n\u003cp\u003eA \u003cstrong\u003eContracor NBC\u003c\/strong\u003e é um bico compacto e robusto de carboneto de boro, com venturi curto, para caudais de ar comprimido pequenos a médios. É especialmente adequado para trabalhos de jato controlados e espaços de trabalho confinados.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Contracor","offers":[{"title":"3.5 x 45 mm","offer_id":49019481719131,"sku":"10112555","price":58.91,"currency_code":"EUR","in_stock":true},{"title":"5 x 45 mm","offer_id":49019481751899,"sku":"10112556","price":58.91,"currency_code":"EUR","in_stock":true},{"title":"6,5 x 45 mm","offer_id":49019481784667,"sku":"10112557","price":58.91,"currency_code":"EUR","in_stock":true},{"title":"8 x 45 mm","offer_id":49019481817435,"sku":"10112558","price":58.91,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/8526\/7803\/files\/venturi-sandstrahlduese-wolframkarbid-ntc-kurz-contracor.jpg?v=1726396220","url":"https:\/\/strahltechnik-express.de\/pt-fr\/products\/contracor-venturi-sandstrahlduse-nbc-borcarbid-kurz","provider":"Strahltechnik Express","version":"1.0","type":"link"}