{"product_id":"contracor-venturi-sandstrahlduse-stc-wolframkarbid-kurz-dusenbohrung-5-bis-12-5-mm","title":"Venturijeva šoba za peskanje STC, volframov karbid, kratka, grobi navoj 50 mm, izvrtina šobe 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 STC – kratka venturijeva šoba za peskanje iz volframovega karbida z gumijastim plaščem\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eContracor STC\u003c\/strong\u003e je kompaktna venturijeva šoba za profesionalna tlačna peskalna dela, dolga 80 mm. Jedro šobe iz volframovega karbida je robustno in odporno, gumijasti plašč ščiti šobo ter zagotavlja dober oprijem pri delu.\u003c\/p\u003e\n\u003cp\u003eZ \u003cstrong\u003e32 mm vhodom\u003c\/strong\u003e, \u003cstrong\u003e50 mm grobim navojem\u003c\/strong\u003e in šestimi velikostmi premera od 5 do 12,5 mm je mogoče STC prilagoditi različnim močem kompresorjev in peskalnim opravilom.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003ePrednosti\u003c\/h5\u003e\n\u003cp\u003e✅ Robustno jedro šobe iz volframovega karbida\u003cbr\u003e✅ Kratka 80-mm izvedba\u003cbr\u003e✅ Gumijasti plašč za zaščito in dober oprijem\u003cbr\u003e✅ 32 mm vhod\u003cbr\u003e✅ 50 mm grobi navoj\u003cbr\u003e✅ Šest premerov od 5 do 12,5 mm\u003cbr\u003e✅ Za tesna in splošna tlačna peskalna dela\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eTehnični podatki\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\u003eLastnost\u003c\/th\u003e\n\u003cth\u003eVrednost\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProizvajalec\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\u003eSTC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIzvedba\u003c\/td\u003e\n\u003ctd\u003eKratka venturijeva šoba za peskanje\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eJedro šobe\u003c\/td\u003e\n\u003ctd\u003eVolframov karbid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlašč\u003c\/td\u003e\n\u003ctd\u003eGuma\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003eDolžina\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVhod\u003c\/td\u003e\n\u003ctd\u003e32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa\"\u003e\n\u003ctd\u003ePriključek\u003c\/td\u003e\n\u003ctd\u003e50 mm grobi navoj\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch5\u003eRazličice\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\"\u003ePremer\u003c\/th\u003e\n\u003cth\u003eDolžina\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\u003e10112570\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\u003e10112571\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\u003e10112572\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\u003e10112573\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\u003e10112574\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\u003e10112575\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003ch5\u003eIzračun potrebe po stisnjenem zraku, porabe abraziva in moči kompresorja\u003c\/h5\u003e\n\u003cp\u003eVsi premeri šob STC so neposredno vneseni v kalkulator šob za peskanje. Z večjo obrabo šobe se poveča potreba po zraku. Rezerva 30 ali 50 % pomaga izravnati to dodatno potrebo in izgube tlaka.\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\"\u003eIzberite premer šobe, delovni tlak in želeno rezervo moči. Kalkulator prikaže potrebo po stisnjenem zraku, priporočeno dobavno količino kompresorja, približno porabo abraziva in orientacijsko moč motorja kompresorja.\u003c\/p\u003e\n\u003cp style=\"margin:0\"\u003e\u003cstrong\u003e💡 Rezerva moči:\u003c\/strong\u003e Upošteva povečano potrebo po zraku zaradi obrabe šobe in običajne izgube tlaka. Rezerva se ne uporablja za porabo abraziva.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"calc-grid\"\u003e\n\u003clabel\u003ePremer šobe\u003cselect id=\"bn-diameter\"\u003e\u003coption value=\"\" selected disabled\u003eIzberite\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\u003eDelovni tlak na šobi\u003cselect id=\"bn-pressure\"\u003e\u003coption value=\"\" selected disabled\u003eIzberite\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 moči\u003cselect id=\"bn-reserve\"\u003e\u003coption value=\"\" selected disabled\u003eIzberite\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\"\u003ePonastavi\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\"\u003eTehnične orientacijske vrednosti. Poraba abrazivnega sredstva in podatek v kW sta približka; pri izbiri kompresorja je odločilna dejanska dobava pri delovnem 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\u003chr\u003e\n\u003ch5\u003eDelovanje in izbira velikosti šobe\u003c\/h5\u003e\n\u003cp\u003e✔ Kratka izvedba Venturi za dobro rokovanje\u003cbr\u003e✔ Majhne izvrtine zmanjšajo porabo zraka\u003cbr\u003e✔ Večje izvrtine povečajo zmogljivost peskanja in površinsko zmogljivost ob ustreznem kompresorju\u003cbr\u003e✔ 32-mm vhod podpira aerodinamično dovajanje\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003ePriporočena abrazivna sredstva\u003c\/h5\u003e\n\u003cp\u003e✔ Korund \/ aluminijev oksid\u003cbr\u003e✔ Granat\u003cbr\u003e✔ Žlindra\u003cbr\u003e✔ Steklene kroglice\u003cbr\u003e✔ Jekleni granulat pri uporabi ustrezne naprave\u003cbr\u003e✔ Druga suha abrazivna sredstva ustrezne granulacije\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003ePodročja uporabe\u003c\/h5\u003e\n\u003cp\u003e✔ Odstranjevanje rje in barve\u003cbr\u003e✔ Priprava površin\u003cbr\u003e✔ Delavnica, gradbišče in vzdrževanje\u003cbr\u003e✔ Jeklene konstrukcije in izdelava naprav\u003cbr\u003e✔ Utesnjena delovna območja\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eObraba, pregled in uporaba\u003c\/h5\u003e\n\u003cp\u003eRedno preverjajte izvrtino šobe. Z naraščajočo obrabo se povečata poraba zraka in zahtevana zmogljivost kompresorja. Preverite, ali sta gumijasti plašč in navoj poškodovana, ter varno pritrdite nosilec šobe.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003ePogosta vprašanja\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eKako dolga je STC?\u003c\/strong\u003e\u003cbr\u003e80 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKateri priključek?\u003c\/strong\u003e\u003cbr\u003eGrob navoj 50 mm pri 32-mm vhodu.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKatere izvrtine?\u003c\/strong\u003e\u003cbr\u003e5, 6,5, 8, 9,5, 11 in 12,5 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKdaj je kratka šoba smiselna?\u003c\/strong\u003e\u003cbr\u003eKo so kompaktne mere in okretnost pomembnejše od največje površinske zmogljivosti dolge Venturijeve šobe.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eSklep\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eContracor STC\u003c\/strong\u003e je kompaktna in robustna šoba Venturi iz volframovega karbida z oprijemljivim gumijastim plaščem za profesionalna tlačna peskalna dela. S šestimi izvrtinami pokriva širok razpon zmogljivosti.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Contracor","offers":[{"title":"5 x 80","offer_id":49019468579163,"sku":"10112570","price":64.26,"currency_code":"EUR","in_stock":true},{"title":"6.5 x 80","offer_id":49019468611931,"sku":"10112571","price":64.26,"currency_code":"EUR","in_stock":true},{"title":"8 x 80","offer_id":49019468644699,"sku":"10112572","price":64.26,"currency_code":"EUR","in_stock":true},{"title":"9.5 x 80","offer_id":49019468677467,"sku":"10112573","price":64.26,"currency_code":"EUR","in_stock":true},{"title":"11 x 80","offer_id":49019468710235,"sku":"10112574","price":64.26,"currency_code":"EUR","in_stock":true},{"title":"12.5 x 80","offer_id":49019468743003,"sku":"10112575","price":64.26,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/8526\/7803\/files\/venturi-sandstrahlduese-wolframkarbid-stc-kurz-contracor.jpg?v=1726394976","url":"https:\/\/strahltechnik-express.de\/sl-it\/products\/contracor-venturi-sandstrahlduse-stc-wolframkarbid-kurz-dusenbohrung-5-bis-12-5-mm","provider":"ABS Strahltechnik","version":"1.0","type":"link"}