{"product_id":"contracor-sandstrahlduse-protector-400-wolframkarbid-venturi-kurz-5-bis-12-5-mm","title":"Venturijeva mlaznica za pjeskarenje Protector 400, volframov karbid, kratka, grubi navoj 50 mm, provrt mlaznice 5-12,5 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 Protector 400 – kratka Venturi mlaznica za pjeskarenje od volframova karbida\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eContracor Protector 400\u003c\/strong\u003e kompaktna je Venturi mlaznica za profesionalno tlačno pjeskarenje, kada je potrebna kratka i praktična izvedba s robusnom jezgrom mlaznice. Sve su varijante duljine 80 mm. Jezgra mlaznice od volframova karbida pruža visoku žilavost i dobru otpornost na trošenje, dok poliuretanski plašt štiti tijelo mlaznice tijekom svakodnevnog rada.\u003c\/p\u003e\n\u003cp\u003eS \u003cstrong\u003eulazom od 32 mm\u003c\/strong\u003e, \u003cstrong\u003ekrupnim navojem od 50 mm\u003c\/strong\u003e i šest provrta od 5 do 12,5 mm, Protector 400 može se prilagoditi različitim snagama kompresora i zadacima pjeskarenja.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003ePrednosti\u003c\/h5\u003e\n\u003cp\u003e✅ Kompaktna izvedba duljine 80 mm\u003cbr\u003e✅ Robusna jezgra mlaznice od volframova karbida\u003cbr\u003e✅ Poliuretanski plašt\u003cbr\u003e✅ Ulaz od 32 mm\u003cbr\u003e✅ 50 mm krupni navoj\u003cbr\u003e✅ Šest provrta od 5 do 12,5 mm\u003cbr\u003e✅ Jednostavno rukovanje u skučenim radnim prostorima\u003cbr\u003e✅ Jedinstveni SKU-ovi proizvođača\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eTehnički podaci\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\u003eZnačajka\u003c\/th\u003e\n\u003cth\u003eVrijednost\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProizvođač\u003c\/td\u003e\n\u003ctd\u003eContracor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eSerija\u003c\/td\u003e\n\u003ctd\u003eProtector 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIzvedba\u003c\/td\u003e\n\u003ctd\u003eKratka Venturi mlaznica za pjeskarenje\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eJezgra mlaznice\u003c\/td\u003e\n\u003ctd\u003eVolframov karbid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVanjski plašt\u003c\/td\u003e\n\u003ctd\u003ePoliuretan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eDuljina\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUlaz\u003c\/td\u003e\n\u003ctd\u003e32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003ePriključak\u003c\/td\u003e\n\u003ctd\u003e50 mm krupni navoj\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch5\u003eVarijante\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\"\u003eOtvor mlaznice\u003c\/th\u003e\n\u003cth\u003eDuljina\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\"\u003e5 mm\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003ctd\u003e10113031\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa\"\u003e6,5 mm\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003ctd\u003e10113032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff\"\u003e8 mm\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003ctd\u003e10113033\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa\"\u003e9,5 mm\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003ctd\u003e10113034\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff\"\u003e11 mm\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003ctd\u003e10113035\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa\"\u003e12,5 mm\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003ctd\u003e10113036\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch5\u003eIzračunajte potrebu za komprimiranim zrakom, potrošnju abraziva i snagu kompresora\u003c\/h5\u003e\n\u003cp\u003eSvi ponuđeni provrti izravno su uneseni u naš kalkulator mlaznica za pjeskarenje. Kompresor mora stvarno isporučivati potrebnu količinu zraka pri željenom radnom tlaku. Rezerva od 30 ili 50 % može uzeti u obzir trošenje i gubitke u cjevovodu.\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\"\u003eOdaberite provrt mlaznice, radni tlak i željenu rezervu snage. Kalkulator prikazuje potrebu za komprimiranim zrakom, preporučeni dobavni protok kompresora, približnu potrošnju abraziva i orijentacijsku snagu motora kompresora.\u003c\/p\u003e\n\u003cp style=\"margin:0\"\u003e\u003cstrong\u003e💡 rezerva snage:\u003c\/strong\u003e U obzir uzima povećanu potrebu za zrakom zbog trošenja mlaznica, kao i uobičajene gubitke tlaka. Rezerva se ne primjenjuje na potrošnju abraziva.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"calc-grid\"\u003e\n\u003clabel\u003eOtvor mlaznice\u003cselect id=\"bn-diameter\"\u003e\u003coption value=\"\" selected disabled\u003eOdaberite\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\u003eRadni tlak na mlaznici\u003cselect id=\"bn-pressure\"\u003e\u003coption value=\"\" selected disabled\u003eOdaberite\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\u003erezerva snage\u003cselect id=\"bn-reserve\"\u003e\u003coption value=\"\" selected disabled\u003eOdaberite\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\"\u003eIzračunaj\u003c\/button\u003e\u003cbutton id=\"bn-reset\" type=\"button\" style=\"background:#fff;border:1px solid #ccc\"\u003ePoništi\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\"\u003eTehničke referentne vrijednosti. Potrošnja abrazivnog sredstva i podatak o kW-u približne su vrijednosti; pri odabiru kompresora mjerodavna je efektivna dobavna količina pri radnom tlaku.\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\u003eNačin rada i odabir veličine mlaznice\u003c\/h5\u003e\n\u003cp\u003e✔ Kratka Venturijeva konstrukcija za kompaktno rukovanje\u003cbr\u003e✔ Mali otvori smanjuju potrebu za zrakom\u003cbr\u003e✔ Veći otvori uz dovoljnu opskrbu zrakom povećavaju mogući učinak uklanjanja materijala i obrade površine\u003cbr\u003e✔ Konstrukcija od 80 mm posebno je prikladna kada su radni prostor ili sloboda kretanja ograničeni\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003ePreporučena abrazivna sredstva\u003c\/h5\u003e\n\u003cp\u003e✔ Korund \/ aluminijev oksid\u003cbr\u003e✔ Granat\u003cbr\u003e✔ Troska\u003cbr\u003e✔ Staklene kuglice\u003cbr\u003e✔ Čelična sačma uz odgovarajuće postrojenje\u003cbr\u003e✔ Druga suha abrazivna sredstva odgovarajuće granulacije\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003ePodručja primjene\u003c\/h5\u003e\n\u003cp\u003e✔ Opći radovi uklanjanja hrđe i premaza\u003cbr\u003e✔ Priprema površina\u003cbr\u003e✔ Radionica i gradilište\u003cbr\u003e✔ Čelične konstrukcije i izgradnja postrojenja\u003cbr\u003e✔ Skučeni ili teško dostupni radni prostori\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eIstrošenost, kontrola i rad\u003c\/h5\u003e\n\u003cp\u003eRedovito provjeravajte istrošenost otvora mlaznice. S većim otvorom povećava se potreba za zrakom. Volframov karbid je robustan, no oštećene mlaznice, navoje ili držače mlaznice ne treba nastaviti upotrebljavati.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eČesta pitanja\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eKolika je duljina mlaznice?\u003c\/strong\u003e\u003cbr\u003e80 mm kod svih varijanti.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKoji je priključak?\u003c\/strong\u003e\u003cbr\u003eGrubi navoj od 50 mm s ulazom od 32 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKoji su promjeri otvora?\u003c\/strong\u003e\u003cbr\u003e5 do 12,5 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKada je kratka mlaznica smislen izbor?\u003c\/strong\u003e\u003cbr\u003eKada su kompaktne dimenzije i dobra pokretljivost važnije od maksimalnog učinka obrade površine koji pruža duga Venturijeva mlaznica.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eZaključak\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eContracor Protector 400\u003c\/strong\u003e je kompaktna i robusna mlaznica s Venturijevom mlaznicom od volframova karbida za profesionalne primjene tlačnog pjeskarenja. Kombinira kratku konstrukciju sa širokim rasponom promjera otvora i izdržljivom kombinacijom materijala.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Contracor","offers":[{"title":"5 x 80","offer_id":49016082628955,"sku":"10113031","price":82.47,"currency_code":"EUR","in_stock":true},{"title":"6.5 x 80","offer_id":49016082661723,"sku":"10113032","price":82.47,"currency_code":"EUR","in_stock":true},{"title":"8 x 80","offer_id":49016082694491,"sku":"10113033","price":82.47,"currency_code":"EUR","in_stock":true},{"title":"9.5 x 80","offer_id":49016082727259,"sku":"10113034","price":82.47,"currency_code":"EUR","in_stock":true},{"title":"11 x 80","offer_id":49016082760027,"sku":"10113035","price":82.47,"currency_code":"EUR","in_stock":true},{"title":"12.5 x 80","offer_id":49016082792795,"sku":"10113036","price":82.47,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/8526\/7803\/files\/sandstrahlduese-wolframkarbid-protector-400-kurz-rot-contracor.jpg?v=1726313307","url":"https:\/\/strahltechnik-express.de\/hr-si\/products\/contracor-sandstrahlduse-protector-400-wolframkarbid-venturi-kurz-5-bis-12-5-mm","provider":"ABS Strahltechnik","version":"1.0","type":"link"}