{"product_id":"contracor-venturi-sandstrahlduse-ntc-wolframkarbid-kurz-dusenbohrung-3-5-bis-8-mm","title":"Duză de sablare Venturi NTC, carbură de tungsten, scurtă, filet grosier de 25 mm, orificiu duză 3,5-8 mm","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\u003eContracor NTC – duză scurtă de sablare Venturi din carbură de tungsten, cu filet grosier de 25 mm\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eContracor NTC\u003c\/strong\u003e este o duză scurtă compactă de sablare Venturi pentru aplicații profesionale de sablare cu presiune și debite de aer mici până la medii. Miezul duzei din carbură de tungsten este montat într-o manta de aluminiu și oferă o construcție robustă, rezistentă la șocuri, pentru ateliere, șantiere și lucrări de întreținere.\u003c\/p\u003e\n\u003cp\u003eDuza are o \u003cstrong\u003eadmisie de 13 mm\u003c\/strong\u003e, un \u003cstrong\u003efilet grosier de 25 mm\u003c\/strong\u003e și o lungime uniformă de 45 mm. Cu orificii de 3,5, 5, 6,5 și 8 mm, aceasta poate fi adaptată cu ușurință la sisteme compacte de aer comprimat.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eAvantaje\u003c\/h5\u003e\n\u003cp\u003e✅ Miez robust al duzei din carbură de tungsten\u003cbr\u003e✅ Lungime de numai 45 mm\u003cbr\u003e✅ Admisie de 13 mm\u003cbr\u003e✅ Filet grosier de 25 mm\u003cbr\u003e✅ Patru orificii, de la 3,5 la 8 mm\u003cbr\u003e✅ Ușor de manevrat în spații înguste\u003cbr\u003e✅ Potrivită pentru puteri ale compresoarelor mici și medii\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eDate tehnice\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\u003eCaracteristică\u003c\/th\u003e\n\u003cth\u003eValoare\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProducător\u003c\/td\u003e\n\u003ctd\u003eContracor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eSerie\u003c\/td\u003e\n\u003ctd\u003eNTC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExecuție\u003c\/td\u003e\n\u003ctd\u003eDuză scurtă de sablare Venturi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eMiezul duzei\u003c\/td\u003e\n\u003ctd\u003eCarbură de tungsten\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManta\u003c\/td\u003e\n\u003ctd\u003eAluminiu\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eAdmisie\u003c\/td\u003e\n\u003ctd\u003e13 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRacord\u003c\/td\u003e\n\u003ctd\u003eFilet grosier de 25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eLungime\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\u003eVariante\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\"\u003eVariantă\u003c\/th\u003e\n\u003cth\u003eOrificiu\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\u003e10112550\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\u003e10112551\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\u003e10112552\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\u003e10112553\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch5\u003eCalculați necesarul de aer comprimat, consumul de abraziv și puterea compresorului\u003c\/h5\u003e\n\u003cp\u003eToate orificiile NTC sunt introduse direct în calculatorul pentru duze de sablare. În special în cazul compresoarelor mai mici, trebuie verificat ce debit efectiv este disponibil la presiunea de lucru dorită. O rezervă ține cont de uzură și pierderile de presiune.\u003c\/p\u003e\n\u003cdiv id=\"blast-nozzle-calculator\" 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\"\u003eSelectați diametrul orificiului duzei, presiunea de lucru și rezerva de putere dorită. Calculatorul afișează necesarul de aer comprimat, debitul recomandat al compresorului, consumul aproximativ de abraziv și o valoare orientativă pentru puterea motorului compresorului.\u003c\/p\u003e\n\u003cp style=\"margin:0\"\u003e\u003cstrong\u003e💡 rezervă de putere:\u003c\/strong\u003e Aceasta ține cont de creșterea necesarului de aer cauzată de uzura duzei, precum și de pierderile obișnuite de presiune. Rezerva nu se aplică consumului de material abraziv.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"calc-grid\"\u003e\n\u003clabel\u003eAlezajul duzei\u003cselect id=\"bn-diameter\"\u003e\u003coption value=\"\" selected disabled\u003eSelectați\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\u003ePresiunea de lucru la duză\u003cselect id=\"bn-pressure\"\u003e\u003coption value=\"\" selected disabled\u003eSelectați\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\u003erezervă de putere\u003cselect id=\"bn-reserve\"\u003e\u003coption value=\"\" selected disabled\u003eSelectați\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\"\u003eCalculați\u003c\/button\u003e\u003cbutton id=\"bn-reset\" type=\"button\" style=\"background:#fff;border:1px solid #ccc\"\u003eResetare\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\u003eRezultat:\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\"\u003eValori orientative tehnice. Consumul de material abraziv și indicația în kW sunt aproximative; pentru alegerea compresorului este decisiv debitul efectiv furnizat la presiunea de lucru.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cscript\u003e(function(){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})}document.getElementById('bn-calc').onclick=function(){var d=document.getElementById('bn-diameter').value,p=document.getElementById('bn-pressure').value,r=document.getElementById('bn-reserve').value,o=document.getElementById('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'};document.getElementById('bn-reset').onclick=function(){document.getElementById('bn-diameter').selectedIndex=0;document.getElementById('bn-pressure').selectedIndex=0;document.getElementById('bn-reserve').selectedIndex=0;document.getElementById('bn-result-line').innerHTML='—'}})();\u003c\/script\u003e\n\u003chr\u003e\n\u003ch5\u003eModul de funcționare și alegerea dimensiunii duzei\u003c\/h5\u003e\n\u003cp\u003e✔ Alezaje mici pentru un necesar redus de aer și lucrări precise\u003cbr\u003e✔ Construcție scurtă pentru o bună manevrabilitate\u003cbr\u003e✔ Intrare de 13 mm pentru familia compactă de duze\u003cbr\u003e✔ Un alezaj mai mare crește semnificativ necesarul de aer și capacitatea posibilă de sablare\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eMateriale abrazive recomandate\u003c\/h5\u003e\n\u003cp\u003e✔ Corindon\u003cbr\u003e✔ Garnet\u003cbr\u003e✔ Zgură\u003cbr\u003e✔ Bile de sticlă\u003cbr\u003e✔ Alte materiale abrazive uscate, cu curgere liberă, de granulație adecvată\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eDomenii de utilizare\u003c\/h5\u003e\n\u003cp\u003e✔ Îndepărtarea precisă a ruginii și curățare\u003cbr\u003e✔ Componente mici și zone detaliate\u003cbr\u003e✔ Ateliere și lucrări de întreținere\u003cbr\u003e✔ Aplicații cu alimentare compactă cu aer comprimat\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eUzură, verificare și utilizare\u003c\/h5\u003e\n\u003cp\u003eVerificați regulat alezajul. Chiar și creșterile mici ale diametrului modifică necesarul de aer și configurația jetului. Carbura de wolfram este robustă, însă duzele și filetele deteriorate nu trebuie utilizate în continuare.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eÎntrebări frecvente\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eCe racord?\u003c\/strong\u003e\u003cbr\u003eFilet grosier de 25 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCe tip de intrare?\u003c\/strong\u003e\u003cbr\u003e13 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCât de lungă este duza?\u003c\/strong\u003e\u003cbr\u003e45 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCe dimensiuni ale duzei?\u003c\/strong\u003e\u003cbr\u003e3,5, 5, 6,5 și 8 mm.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eConcluzie\u003c\/h5\u003e\n\u003cp\u003eDuza \u003cstrong\u003eContracor NTC\u003c\/strong\u003e este o duză compactă și robustă, cu geometrie Venturi scurtă, din carbură de wolfram, pentru debite de aer comprimat mici până la medii. Este potrivită în special pentru lucrări de sablare controlate și spații de lucru înguste.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Contracor","offers":[{"title":"3.5 x 45","offer_id":49019481719131,"sku":"10112550","price":384.0,"currency_code":"DKK","in_stock":true},{"title":"5 x 45","offer_id":49019481751899,"sku":"10112551","price":384.0,"currency_code":"DKK","in_stock":true},{"title":"6.5 x 45","offer_id":49019481784667,"sku":"10112552","price":384.0,"currency_code":"DKK","in_stock":true},{"title":"8 x 45","offer_id":49019481817435,"sku":"10112553","price":384.0,"currency_code":"DKK","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\/ro-dk\/products\/contracor-venturi-sandstrahlduse-ntc-wolframkarbid-kurz-dusenbohrung-3-5-bis-8-mm","provider":"ABS Strahltechnik","version":"1.0","type":"link"}