{"product_id":"contracor-feuchtstrahlduse-wbn-wolframkarbid-6-5-bis-9-5-mm","title":"WBN wet blast nozzle, 50 mm coarse thread, tungsten carbide, nozzle bore 6.5–9.5 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\u003ch5\u003eContracor WBN – tungsten carbide wet blast nozzle with 50 mm coarse thread\u003c\/h5\u003e\u003cp\u003eThe \u003cstrong\u003eContracor WBN\u003c\/strong\u003e is a professional wet blast nozzle for combining compressed air, abrasive media and water. Water injection at the nozzle reduces dust generation and extends pressure blasting to dust-sensitive environments and gentler cleaning applications.\u003c\/p\u003e\u003cp\u003eThe tungsten carbide nozzle insert is housed in an aluminium jacket. The nozzle has a \u003cstrong\u003e32 mm inlet\u003c\/strong\u003e, \u003cstrong\u003e50 mm coarse thread\u003c\/strong\u003e and is available with 6.5, 8 and 9.5 mm bore sizes.\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eBenefits\u003c\/h5\u003e\u003cp\u003e✅ Wet blasting for dust reduction\u003cbr\u003e✅ Robust tungsten carbide nozzle insert\u003cbr\u003e✅ Aluminium jacket\u003cbr\u003e✅ 32 mm inlet\u003cbr\u003e✅ 50 mm coarse thread\u003cbr\u003e✅ Bore sizes 6.5 \/ 8 \/ 9.5 mm\u003cbr\u003e✅ Suitable for steel, stone and concrete\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\u003eWBN\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eProduct type\u003c\/td\u003e\u003ctd\u003eWet blast nozzle\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd\u003eNozzle insert\u003c\/td\u003e\u003ctd\u003eTungsten carbide\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eJacket\u003c\/td\u003e\u003ctd\u003eAluminium\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd\u003eInlet\u003c\/td\u003e\u003ctd\u003e32 mm\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003eConnection\u003c\/td\u003e\u003ctd\u003e50 mm coarse thread\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\u003eNozzle bore\u003c\/th\u003e\u003cth\u003eSKU\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e6.5 mm\u003c\/td\u003e\u003ctd\u003e10112002\u003c\/td\u003e\u003c\/tr\u003e\u003ctr style=\"background:#fafafa\"\u003e\u003ctd\u003e8 mm\u003c\/td\u003e\u003ctd\u003e10112003\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003ctd\u003e9.5 mm\u003c\/td\u003e\u003ctd\u003e10112004\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\u003eThe 6.5, 8 and 9.5 mm bore sizes are included in the calculator as air-demand references. The abrasive consumption shown is based on standard dry-blasting guide values and should only be treated as an approximation for wet blasting.\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 style=\"background:#f5f5f7;border-radius:10px;padding:12px 14px;margin-bottom:12px;font-size:14px\"\u003e\u003cp style=\"margin:0 0 6px\"\u003eSelect the nozzle bore, working pressure and capacity reserve.\u003c\/p\u003e\u003cp style=\"margin:0\"\u003e\u003cstrong\u003e💡 Capacity reserve:\u003c\/strong\u003e Accounts for nozzle wear and pressure losses.\u003c\/p\u003e\u003c\/div\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\u003cp style=\"font-size:12px;color:#555\"\u003e\u003cstrong\u003e📌 Note:\u003c\/strong\u003e Air demand can be used as a nozzle reference; abrasive consumption for wet blasting is only a rough guide.\u003c\/p\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 x=a[d][+p-1],q=x*(1+ +r);o.innerHTML='\u003cstrong\u003eCompressed-air requirement of the nozzle:\u003c\/strong\u003e '+f(x,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(x*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✔ Water injection binds dust directly in the blast stream\u003cbr\u003e✔ 6.5 mm for lower air demand\u003cbr\u003e✔ 9.5 mm for higher surface coverage\u003cbr\u003e✔ 32 mm inlet supports the air flow required by professional nozzle bore sizes\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eRecommended Abrasive Media\u003c\/h5\u003e\u003cp\u003e✔ Garnet\u003cbr\u003e✔ Corundum\u003cbr\u003e✔ Suitable mineral abrasive media\u003cbr\u003e✔ Other abrasive media suitable for wet blasting\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eApplications\u003c\/h5\u003e\u003cp\u003e✔ Steel surfaces\u003cbr\u003e✔ Stone and concrete\u003cbr\u003e✔ Rust and coating removal\u003cbr\u003e✔ Restoration and maintenance\u003cbr\u003e✔ Dust-sensitive work environments\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eWear, Inspection and Operation\u003c\/h5\u003e\u003cp\u003eCheck the water supply for leaks and correct operation. Inspect the nozzle bore regularly. Clean the water path after use and take suitable measures against flash rust on steel surfaces where necessary.\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eFAQ\u003c\/h5\u003e\u003cp\u003e\u003cstrong\u003eWhich connection?\u003c\/strong\u003e\u003cbr\u003e50 mm coarse thread.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich inlet?\u003c\/strong\u003e\u003cbr\u003e32 mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich bore sizes?\u003c\/strong\u003e\u003cbr\u003e6.5, 8 and 9.5 mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the displayed abrasive consumption exact?\u003c\/strong\u003e\u003cbr\u003eNo. Water quantity and process settings affect actual abrasive consumption during wet blasting.\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eConclusion\u003c\/h5\u003e\u003cp\u003eThe \u003cstrong\u003eContracor WBN\u003c\/strong\u003e is a robust tungsten carbide wet blast nozzle for professional dust-reduced blasting on steel, stone and concrete.\u003c\/p\u003e\u003c\/div\u003e","brand":"Contracor","offers":[{"title":"6.5","offer_id":49021443146075,"sku":"10112002","price":197.06,"currency_code":"EUR","in_stock":true},{"title":"8","offer_id":49021443178843,"sku":"10112003","price":197.06,"currency_code":"EUR","in_stock":true},{"title":"9.5","offer_id":49021443211611,"sku":"10112004","price":197.06,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/8526\/7803\/files\/feuxhstrahlduese-nassstrahlduese-wbn-contracor-font.jpg?v=1786280993","url":"https:\/\/strahltechnik-express.de\/en-be\/products\/contracor-feuchtstrahlduse-wbn-wolframkarbid-6-5-bis-9-5-mm","provider":"ABS Strahltechnik","version":"1.0","type":"link"}