{"product_id":"nordson-7007031-valve","title":"NORDSON 7007031 Valve for industrial process control applications","description":"\u003cdiv class=\"koeed-container\" style=\"width:100%;color:#333;line-height:1.7;\"\u003e\n\n  \u003cstyle\u003e\n    .koeed-container h2,\n    .koeed-container h3{\n      color:#16c8c8;\n      margin-top:38px;\n      margin-bottom:16px;\n    }\n\n    .koeed-container table{\n      width:100%;\n      border-collapse:collapse;\n    }\n\n    .koeed-container th,\n    .koeed-container td{\n      border:1px solid #eeeeee;\n      padding:10px;\n      text-align:left;\n      vertical-align:top;\n    }\n\n    .koeed-container th{\n      background:#16c8c8;\n      color:#fff;\n    }\n\n    .koeed-container tr:nth-child(even){\n      background:#f4fcfc;\n    }\n\n    .koeed-container tr:nth-child(odd){\n      background:#fafafa;\n    }\n\n    .koeed-highlight{\n      color:#16c8c8;\n      font-weight:bold;\n    }\n\n    .koeed-tool-box{\n      border:1px solid #d9f3f3;\n      background:#f8ffff;\n      padding:20px;\n      border-radius:8px;\n    }\n\n    .koeed-tool-grid{\n      display:grid;\n      grid-template-columns:repeat(auto-fit,minmax(240px,1fr));\n      gap:16px;\n      margin-top:15px;\n    }\n\n    .koeed-tool-grid input{\n      width:100%;\n      padding:10px;\n      border:1px solid #cccccc;\n      border-radius:4px;\n    }\n\n    .koeed-tool-result{\n      margin-top:18px;\n      background:#ffffff;\n      border:1px solid #dcecec;\n      padding:16px;\n      border-radius:6px;\n    }\n\n    .koeed-btn{\n      background:#16c8c8;\n      color:#fff;\n      border:none;\n      padding:12px 18px;\n      cursor:pointer;\n      border-radius:4px;\n      margin-top:12px;\n    }\n\n    .koeed-note{\n      background:#fff8e8;\n      border-left:4px solid #16c8c8;\n      padding:12px;\n      margin-top:15px;\n    }\n  \u003c\/style\u003e\n\n  \u003ch2\u003eEngineer's Quick Brief\u003c\/h2\u003e\n\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNORDSON 7007031\u003c\/strong\u003e is a \u003cstrong\u003e781S-SS LVLP precision spray valve\u003c\/strong\u003e engineered for low-to-medium viscosity industrial fluids in automated dispensing systems.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e1.17 mm (0.046\") nozzle\u003c\/strong\u003e with narrow-angle round spray pattern enables highly repeatable coating deposition with reduced overspray and lower fluid consumption.\u003c\/li\u003e\n    \u003cli\u003eWidely deployed in \u003cstrong\u003ePCB assembly, conformal coating, adhesive dispensing, flux application, lubrication, and automated manufacturing cells\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eSEO Introduction\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The \u003cstrong\u003eNORDSON 7007031\u003c\/strong\u003e, also referenced as \u003cstrong\u003eNordson EFD 781S-SS\u003c\/strong\u003e, is a precision \u003cstrong\u003eLVLP (Low Volume Low Pressure) spray valve\u003c\/strong\u003e designed for industrial fluid dispensing and controlled coating applications. \n    This stainless steel spray valve supports highly repeatable atomization for low-to-medium viscosity materials including coatings, activators, oils, solvents, silicones, fluxes, and inks.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    The valve integrates with \u003cstrong\u003eValveMate™ dispensing controllers\u003c\/strong\u003e and automated robotic dispensing systems to improve coating consistency, reduce fluid waste, and optimize process control in electronics manufacturing, automotive assembly, industrial coating, and precision fluid handling environments.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n      \u003ctr\u003e\n        \u003cth\u003eParameter\u003c\/th\u003e\n        \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eManufacturer\u003c\/td\u003e\n        \u003ctd\u003eNORDSON EFD\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003ePart Number\u003c\/td\u003e\n        \u003ctd\u003e7007031\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eValve Series\u003c\/td\u003e\n        \u003ctd\u003e781S-SS\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eValve Type\u003c\/td\u003e\n        \u003ctd\u003eLVLP Precision Spray Valve\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eNozzle Diameter\u003c\/td\u003e\n        \u003ctd\u003e1.17 mm (0.046 inch)\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eSpray Pattern\u003c\/td\u003e\n        \u003ctd\u003eRound Pattern\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eSpray Angle\u003c\/td\u003e\n        \u003ctd\u003eNarrow Angle\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eConstruction Material\u003c\/td\u003e\n        \u003ctd\u003ePassivated 303 Stainless Steel\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eFluid Compatibility\u003c\/td\u003e\n        \u003ctd\u003eCoatings, Oils, Fluxes, Activators, Silicones, Solvents, Greases, Inks\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eDispensing Technology\u003c\/td\u003e\n        \u003ctd\u003eLow Volume Low Pressure (LVLP)\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eCoverage Diameter Range\u003c\/td\u003e\n        \u003ctd\u003eApprox. 4.3 mm to 50.8 mm round pattern\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eDispense Volume Range\u003c\/td\u003e\n        \u003ctd\u003eMicroliter to milliliter dispensing capability\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eAir Control Features\u003c\/td\u003e\n        \u003ctd\u003eAdjustable nozzle air and post-air cutoff\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eTypical Integration\u003c\/td\u003e\n        \u003ctd\u003eValveMate™ Controller + Fluid Reservoir + Automated Dispensing System\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eIndustrial Applications\u003c\/td\u003e\n        \u003ctd\u003eSelective coating, PCB assembly, lubrication, adhesive spraying, flux deposition\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eOverspray Reduction\u003c\/td\u003e\n        \u003ctd\u003eHigh transfer efficiency with reduced mist and bounce\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eApproximate Weight\u003c\/td\u003e\n        \u003ctd\u003e0.27 kg \/ 0.60 lbs\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eApplication Matrix\u003c\/h2\u003e\n\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n      \u003ctr\u003e\n        \u003cth\u003eIndustry\u003c\/th\u003e\n        \u003cth\u003eApplication\u003c\/th\u003e\n        \u003cth\u003eEngineering Benefit\u003c\/th\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eElectronics Manufacturing\u003c\/td\u003e\n        \u003ctd\u003eSelective conformal coating and flux spraying\u003c\/td\u003e\n        \u003ctd\u003eUniform deposition with minimized contamination risk\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eAutomotive Assembly\u003c\/td\u003e\n        \u003ctd\u003eLubricant and adhesive atomization\u003c\/td\u003e\n        \u003ctd\u003eImproved process repeatability and reduced fluid waste\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eMedical Device Production\u003c\/td\u003e\n        \u003ctd\u003ePrecision coating of small assemblies\u003c\/td\u003e\n        \u003ctd\u003eMicroliter dispensing accuracy\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003eIndustrial Automation\u003c\/td\u003e\n        \u003ctd\u003eRobot-mounted spray dispensing systems\u003c\/td\u003e\n        \u003ctd\u003eConsistent cycle-to-cycle spray performance\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003ePCB Assembly Lines\u003c\/td\u003e\n        \u003ctd\u003eFlux application before soldering\u003c\/td\u003e\n        \u003ctd\u003eControlled atomization and reduced overspray\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eKoeed B2B Tool — Spray Coverage Estimator\u003c\/h2\u003e\n\n  \u003cdiv class=\"koeed-tool-box\"\u003e\n\n    \u003cp\u003e\n      Estimate theoretical spray coverage diameter for the \u003cstrong\u003eNORDSON 781S-SS \/ 7007031\u003c\/strong\u003e valve based on spray distance and atomizing air factor.\n    \u003c\/p\u003e\n\n    \u003cdiv class=\"koeed-tool-grid\"\u003e\n\n      \u003cdiv\u003e\n        \u003clabel\u003eSpray Distance (mm)\u003c\/label\u003e\n        \u003cinput type=\"number\" id=\"koeed-distance\" value=\"50\"\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv\u003e\n        \u003clabel\u003eAir Factor (1.0 - 2.0)\u003c\/label\u003e\n        \u003cinput type=\"number\" step=\"0.1\" id=\"koeed-airfactor\" value=\"1.2\"\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n    \u003cbutton class=\"koeed-btn\" onclick=\"koeedCalcSpray()\"\u003eCalculate Coverage\u003c\/button\u003e\n\n    \u003cdiv class=\"koeed-tool-result\" id=\"koeed-result\"\u003e\n      Estimated spray diameter will appear here.\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"koeed-note\"\u003e\n      Actual spray performance depends on fluid viscosity, atomizing pressure, nozzle cleanliness, line pressure stability, and controller timing configuration.\n    \u003c\/div\u003e\n\n    \u003cnoscript\u003e\n      JavaScript is required to use the spray coverage estimator tool.\n    \u003c\/noscript\u003e\n\n  \u003c\/div\u003e\n\n  \u003cscript\u003e\n    function koeedCalcSpray(){\n\n      var distance = parseFloat(document.getElementById('koeed-distance').value);\n      var factor = parseFloat(document.getElementById('koeed-airfactor').value);\n\n      if(isNaN(distance) || isNaN(factor)){\n        document.getElementById('koeed-result').innerHTML = 'Please enter valid numeric values.';\n        return;\n      }\n\n      var estimated = (distance * 0.22 * factor).toFixed(1);\n\n      document.getElementById('koeed-result').innerHTML =\n        '\u003cstrong\u003eEstimated Spray Diameter:\u003c\/strong\u003e ' + estimated + ' mm\u003cbr\u003e\u003cbr\u003e' +\n        'This value is an engineering approximation for preliminary setup reference only.';\n    }\n  \u003c\/script\u003e\n\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n  \u003ch3\u003eWhy is the spray pattern inconsistent?\u003c\/h3\u003e\n  \u003cp\u003e\n    Inconsistent spray distribution is commonly caused by unstable atomizing air pressure, nozzle contamination, incorrect fluid viscosity, or excessive distance between the valve and target surface.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eHow often should the nozzle be cleaned?\u003c\/h3\u003e\n  \u003cp\u003e\n    Cleaning frequency depends on material chemistry and production duty cycle. Fluxes, silicones, and high-solid coatings typically require more frequent maintenance intervals to prevent partial blockage.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eCan the 7007031 valve handle solvents?\u003c\/h3\u003e\n  \u003cp\u003e\n    Yes. The stainless steel wetted components are compatible with many industrial solvents, although chemical compatibility validation should always be performed before production deployment.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWhat controller is commonly paired with this valve?\u003c\/h3\u003e\n  \u003cp\u003e\n    The valve is commonly integrated with \u003cstrong\u003eValveMate™ dispensing controllers\u003c\/strong\u003e for precise valve open-time management and automated dispensing synchronization.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWhat causes overspray in LVLP dispensing systems?\u003c\/h3\u003e\n  \u003cp\u003e\n    Overspray may occur when atomizing air pressure is excessive, spray distance is too large, or fluid viscosity falls outside the recommended operating range.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eCross-Reference \u0026amp; Selection\u003c\/h2\u003e\n\n  \u003ch3\u003eCross-Reference Guide\u003c\/h3\u003e\n\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n      \u003ctr\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eDescription\u003c\/th\u003e\n        \u003cth\u003ePrimary Difference\u003c\/th\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003e781S-SS-46F\u003c\/td\u003e\n        \u003ctd\u003eFan-pattern spray valve variant\u003c\/td\u003e\n        \u003ctd\u003eFan-shaped coverage instead of round pattern\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003e781S-SS-WF\u003c\/td\u003e\n        \u003ctd\u003eWide fan spray version\u003c\/td\u003e\n        \u003ctd\u003eApproximately 2x wider fan pattern\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003e781S-SS-28\u003c\/td\u003e\n        \u003ctd\u003e0.71 mm nozzle version\u003c\/td\u003e\n        \u003ctd\u003eSmaller nozzle for finer atomization\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003e781S-SS-14\u003c\/td\u003e\n        \u003ctd\u003e0.36 mm nozzle version\u003c\/td\u003e\n        \u003ctd\u003eUltra-fine precision spray applications\u003c\/td\u003e\n      \u003c\/tr\u003e\n\n      \u003ctr\u003e\n        \u003ctd\u003e781Mini Series\u003c\/td\u003e\n        \u003ctd\u003eCompact miniature spray valve\u003c\/td\u003e\n        \u003ctd\u003eSmaller footprint and narrower spray profile\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\":\"https:\/\/schema.org\",\n    \"@type\":\"FAQPage\",\n    \"mainEntity\":[\n      {\n        \"@type\":\"Question\",\n        \"name\":\"Why is the spray pattern inconsistent?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"Inconsistent spray distribution is commonly caused by unstable atomizing air pressure, nozzle contamination, incorrect fluid viscosity, or excessive distance between the valve and target surface.\"\n        }\n      },\n      {\n        \"@type\":\"Question\",\n        \"name\":\"How often should the nozzle be cleaned?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"Cleaning frequency depends on material chemistry and production duty cycle. Fluxes, silicones, and high-solid coatings typically require more frequent maintenance intervals.\"\n        }\n      },\n      {\n        \"@type\":\"Question\",\n        \"name\":\"Can the 7007031 valve handle solvents?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"Yes. The stainless steel wetted components are compatible with many industrial solvents, although chemical compatibility validation should always be performed.\"\n        }\n      },\n      {\n        \"@type\":\"Question\",\n        \"name\":\"What controller is commonly paired with this valve?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"The valve is commonly integrated with ValveMate dispensing controllers for precise valve timing and dispensing synchronization.\"\n        }\n      },\n      {\n        \"@type\":\"Question\",\n        \"name\":\"What causes overspray in LVLP dispensing systems?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"Overspray may occur when atomizing air pressure is excessive, spray distance is too large, or fluid viscosity falls outside the recommended operating range.\"\n        }\n      }\n    ]\n  }\n  \u003c\/script\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\":\"https:\/\/schema.org\",\n    \"@type\":\"WebApplication\",\n    \"name\":\"NORDSON 7007031 Spray Coverage Estimator\",\n    \"applicationCategory\":\"IndustrialApplication\",\n    \"operatingSystem\":\"Any\",\n    \"description\":\"Interactive engineering calculator for estimating spray coverage diameter of the NORDSON 781S-SS LVLP spray valve.\"\n  }\n  \u003c\/script\u003e\n\n\u003c\/div\u003e","brand":"NORDSON","offers":[{"title":"Default Title","offer_id":44185323536569,"sku":"315201848194","price":2438.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/8476\/7929\/files\/NORDSON_7007031_Valve_for_industrial_process_control_applications___NORDSON__1.webp?v=1775522102","url":"https:\/\/koeed.com\/products\/nordson-7007031-valve","provider":"KOEED","version":"1.0","type":"link"}