{"product_id":"contracor-venturi-sandstrahlduse-nbc-borcarbid-kurz","title":"Contracor Venturi blast nozzle NBC | boron carbide | 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\u003ch5\u003eContracor Venturi blast nozzle NBC | boron carbide\u003c\/h5\u003e\n\u003cp\u003eThe \u003cstrong\u003eContracor NBC\u003c\/strong\u003e is a compact short-Venturi blast nozzle for professional pressure blasting applications with low to medium air demand.\u003c\/p\u003e\n\u003cp\u003eShort Contracor NBC Venturi blast nozzle made of boron carbide with a 1 1\/8″ UNC coarse thread and nozzle bores ranging from 3.5 to 8 mm.\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eBenefits\u003c\/h5\u003e\u003cp\u003e✅ Robust boron carbide nozzle insert\u003cbr\u003e✅ Compact 45 mm length\u003cbr\u003e✅ 1 1\/8″ UNC\u003cbr\u003e✅ Four nozzle bore sizes from 3.5 to 8 mm\u003cbr\u003e✅ Good manoeuvrability in confined areas\u003cbr\u003e✅ Suitable for smaller and medium compressor capacities\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eTechnical Specifications\u003c\/h5\u003e\u003cdiv style=\"overflow-x:auto;border:1px solid #d9d9d9;border-radius:10px\"\u003e\u003ctable style=\"min-width:680px\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eFeature\u003c\/th\u003e\u003cth\u003eValue\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003eManufacturer\u003c\/td\u003e\u003ctd\u003eContracor\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd\u003eSeries\u003c\/td\u003e\u003ctd\u003eNBC\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eDesign\u003c\/td\u003e\u003ctd\u003eShort Venturi blast nozzle\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd\u003eNozzle insert\u003c\/td\u003e\u003ctd\u003eBoron carbide\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eJacket\u003c\/td\u003e\u003ctd\u003eAluminium\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eConnection\u003c\/td\u003e\u003ctd\u003e1 1\/8″ UNC\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd\u003eLength\u003c\/td\u003e\u003ctd\u003e45 mm\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003chr\u003e\u003ch5\u003eVariants\u003c\/h5\u003e\u003cdiv style=\"overflow-x:auto;border:1px solid #d9d9d9;border-radius:10px\"\u003e\u003ctable style=\"min-width:680px\"\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eVariant\u003c\/th\u003e\u003cth\u003eNozzle bore\u003c\/th\u003e\u003cth\u003eSKU\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e3.5 × 45 mm\u003c\/td\u003e\u003ctd\u003e3.5 mm\u003c\/td\u003e\u003ctd\u003e10112555\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd\u003e5 × 45 mm\u003c\/td\u003e\u003ctd\u003e5 mm\u003c\/td\u003e\u003ctd\u003e10112556\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e6.5 × 45 mm\u003c\/td\u003e\u003ctd\u003e6.5 mm\u003c\/td\u003e\u003ctd\u003e10112557\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd\u003e8 × 45 mm\u003c\/td\u003e\u003ctd\u003e8 mm\u003c\/td\u003e\u003ctd\u003e10112558\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003chr\u003e\u003ch5\u003eCalculate compressed-air requirements, abrasive consumption and compressor capacity\u003c\/h5\u003e\u003cp\u003eAll NBC bore sizes are included in the calculator. Especially with smaller compressors, check the effective free air delivery available at the required working pressure. The capacity reserve accounts for nozzle wear and pressure losses.\u003c\/p\u003e\u003cdiv id=\"blast-nozzle-calculator\" class=\"bncalc\"\u003e\u003cstyle\u003e.bncalc *{box-sizing:border-box}.bncalc .g{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) auto;gap:12px;align-items:end}.bncalc select{width:100%;height:40px;border:1px solid #ccc;border-radius:8px;background:#fff;padding:0 10px;margin-top:6px}.bncalc .a{display:flex;gap:10px}.bncalc button{height:40px;padding:0 14px;border-radius:10px}@media(max-width:1024px){.bncalc .g{grid-template-columns:1fr}.bncalc .a{display:grid}.bncalc button{width:100%}}\u003c\/style\u003e\u003cdiv class=\"g\"\u003e\u003clabel\u003eNozzle bore\u003cselect id=\"bn-diameter\"\u003e\u003coption value=\"\" selected disabled\u003ePlease select\u003c\/option\u003e\u003coption value=\"3.5\"\u003e3.5 mm\u003c\/option\u003e\u003coption value=\"5\"\u003e5 mm\u003c\/option\u003e\u003coption value=\"6.5\"\u003e6.5 mm\u003c\/option\u003e\u003coption value=\"8\"\u003e8 mm\u003c\/option\u003e\u003coption value=\"9.5\"\u003e9.5 mm\u003c\/option\u003e\u003coption value=\"11\"\u003e11 mm\u003c\/option\u003e\u003coption value=\"12.5\"\u003e12.5 mm\u003c\/option\u003e\u003coption value=\"16\"\u003e16 mm\u003c\/option\u003e\u003coption value=\"19\"\u003e19 mm\u003c\/option\u003e\u003c\/select\u003e\u003c\/label\u003e\u003clabel\u003eWorking pressure at the nozzle\u003cselect id=\"bn-pressure\"\u003e\u003coption value=\"\" selected disabled\u003ePlease select\u003c\/option\u003e\u003coption\u003e1\u003c\/option\u003e\u003coption\u003e2\u003c\/option\u003e\u003coption\u003e3\u003c\/option\u003e\u003coption\u003e4\u003c\/option\u003e\u003coption\u003e5\u003c\/option\u003e\u003coption\u003e6\u003c\/option\u003e\u003coption\u003e7\u003c\/option\u003e\u003coption\u003e8\u003c\/option\u003e\u003coption\u003e9\u003c\/option\u003e\u003coption\u003e10\u003c\/option\u003e\u003c\/select\u003e\u003c\/label\u003e\u003clabel\u003eCapacity reserve\u003cselect id=\"bn-reserve\"\u003e\u003coption value=\"\" selected disabled\u003ePlease select\u003c\/option\u003e\u003coption value=\"0\"\u003e0 %\u003c\/option\u003e\u003coption value=\".3\"\u003e30 %\u003c\/option\u003e\u003coption value=\".5\"\u003e50 %\u003c\/option\u003e\u003c\/select\u003e\u003c\/label\u003e\u003cdiv class=\"a\"\u003e\u003cbutton id=\"bn-calc\" type=\"button\"\u003eCalculate\u003c\/button\u003e\u003cbutton id=\"bn-reset\" type=\"button\"\u003eReset\u003c\/button\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv style=\"background:#f8f8fa;border-radius:10px;padding:12px 14px;margin-top:12px\"\u003e\u003cstrong\u003eResult:\u003c\/strong\u003e\u003cdiv id=\"bn-result-line\" style=\"margin-top:8px;line-height:1.7\"\u003e—\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\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('en-GB',{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\u003ePlease select nozzle bore, working pressure and capacity reserve.\u003c\/strong\u003e';return}var b=a[d][+p-1],q=b*(1+ +r);o.innerHTML='\u003cstrong\u003eCompressed-air requirement of the nozzle:\u003c\/strong\u003e '+f(b,2)+' m³\/min\u003cbr\u003e\u003cstrong\u003eRecommended compressor free air delivery incl. reserve:\u003c\/strong\u003e '+f(q,2)+' m³\/min\u003cbr\u003e\u003cstrong\u003eApproximate abrasive consumption:\u003c\/strong\u003e approx. '+f(b*96,0)+' kg\/h\u003cbr\u003e\u003cstrong\u003eIndicative compressor motor power:\u003c\/strong\u003e approx. '+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\u003chr\u003e\u003ch5\u003eHow It Works and Selecting the Nozzle Size\u003c\/h5\u003e\u003cp\u003e✔ Smaller bore sizes reduce air demand and suit precise work\u003cbr\u003e✔ Compact design provides good manoeuvrability\u003cbr\u003e✔ Larger bore sizes significantly increase air demand and potential blasting output\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eApplications\u003c\/h5\u003e\u003cp\u003e✔ Precise rust removal and cleaning\u003cbr\u003e✔ Smaller components and detail areas\u003cbr\u003e✔ Workshop and maintenance\u003cbr\u003e✔ Applications with compact compressed-air supply\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eFAQ\u003c\/h5\u003e\u003cp\u003e\u003cstrong\u003eWhich connection?\u003c\/strong\u003e\u003cbr\u003e1 1\/8″ UNC.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow long is the nozzle?\u003c\/strong\u003e\u003cbr\u003e45 mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich bore sizes?\u003c\/strong\u003e\u003cbr\u003e3.5, 5, 6.5 and 8 mm.\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eConclusion\u003c\/h5\u003e\u003cp\u003eThe \u003cstrong\u003eContracor NBC\u003c\/strong\u003e is a compact, robust boron carbide short-Venturi blast nozzle for low to medium compressed-air capacities and confined working areas.\u003c\/p\u003e\u003c\/div\u003e","brand":"Contracor","offers":[{"title":"3.5 x 45","offer_id":49019481719131,"sku":"10112555","price":58.91,"currency_code":"EUR","in_stock":true},{"title":"5 x 45","offer_id":49019481751899,"sku":"10112556","price":58.91,"currency_code":"EUR","in_stock":true},{"title":"6.5 x 45","offer_id":49019481784667,"sku":"10112557","price":58.91,"currency_code":"EUR","in_stock":true},{"title":"8 x 45","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\/en-it\/products\/contracor-venturi-sandstrahlduse-nbc-borcarbid-kurz","provider":"Strahltechnik Express","version":"1.0","type":"link"}