Product Guide

Swirl-Air ® Product Introduction 2 INTRODUCTION SWIRL-AIR® PRODUCT BROCHURE

Delavan Spray Technologies Continually meeting the challenges of new industries and markets Delavan Spray Technologies, part of the Goodrich Corporation, is a world leader in the design and manufacture of high quality spray nozzles and fluid handling systems. Since the company was founded back in 1935, the Delavan name has always stood for quality, flexibility and reliability. The Delavan Swirl-Air® range of spray nozzles, based on aerospace technology and developed within our Gas Turbine Division was designed to maximise hydraulic and pneumatic energy to atomize liquids at relatively low pressures....

Swirl-Air ® Product Introduction Maximum Recommended Pressure: 100 Bar.G. Nozzle Flow Diagram Evaporative Cooling Water Injection Rates vs Gas Inlet/Outlet Temperatures Shear Region US GPM of Water per 1000 ACFM (actual Cu. Ft./Min) Inlet Gas Mixing Chamber Liquid Injection Into Chamber Impact On Pintle Plate Air/Liquid Mixing Fluid Impingement Fluid Inlet Example: 1700ºF dry inlet gas to be cooled to 800ºF outlet temperature requires 0.32 US GPM water injection per 1000 CFM of inlet gas. Swirl-Air® Advantages Liquid enters the nozzle axially, coming in contact with a tangentially introduced...

Spray Characteristics sGas Cooling/Conditioning sHumidification sCoating Applications sFurnace Temperature Control sSpray Drying sProcess Control (eg Acid Sprays) sCombustion sDust Suppression sOdour Control sSpray Sanitation/Fumigation of Food Production Areas sSpecial Effects (eg Fog Production on Film Sets) sLow Volume/High Pressure, Fine Atomisation for Fire Protection Systems sFume Scrubbing sSteam Desuperheating sMould Cooling sOven Humidity Control Air/Gas (or steam) is introduced tangentially into the nozzle chamber in low pressure region of the swirling liquid, creating extreme turbulence...

Swirl-Air ® Product Technical Data Right Angle Nozzles ‘K’ Standard Version Fluid Inlet Right Angle Nozzle Assembly Dimensions (inches/mm) Dimension Right Angle Nozzle Sizing Chart Nominal Flow USGPM/LPM Nozzle Assembly Reference Number Higher flow rates can be achieved by increasing pressure. 6 RIGHT ANGLE NOZZLES SWIRL-AIR® PRODUCT BROCHURE Dash Numbers For Material and Nominal Spray Angle 440 HSS Angle (º) Min. Passage (inches/mm) — — — -5 -4 -6 -5 -4 -6 -5 -4 -6 -5 -4 -6 — — — — — —

Concentric Inlet Version ‘E’ Cap Diameter Fluid Inlet Concentric Inlet Nozzle Assembly Dimensions (inches/mm) Right Angle Concentric Inlet Nozzle Sizing Chart Nominal Flow USGPM/LPM Nozzle Assembly Ref Number * Higher flow rates can be achieved by increasing pressure. Product Application The version of the Swirl-Air® Nozzle with concentric inlets would typically be used in vessels containing hazardous environments, where the spray cone needs to be located at right angles to the feed pipe. The standard thread for the Swirl-Air® Nozzle is NPT, however BSPT is available on request. Contact our Helpline...

Concentric Inlet Nozzle P/N W12218 42 USGPM/159 LPM Max Flow Liquid Liquid Pressure (PSI)/Air Consumption (SCFM) Liquid Liquid Pressure (BAR)/Air Consumption (M3/MIN) Flow at these Air Pressures (PSI) Flow at these Air Pressures (Bar) Liquid Liquid Pressure (PSI)/Air Consumption (SCFM) Liquid Liquid Pressure (BAR)/Air Consumption (M3/MIN) Flow at these Air Pressures (PSI) Flow at these Air Pressures (Bar) USGPM PSI SCFM PSI SCFM PSI SCFM PSI SCFM PSI SCFM LPM BAR M3/MIN BAR M3/MIN BAR M3/MIN BAR M3/MIN BAR M3/MIN 8 RIGHT ANGLE NOZZLES SWIRL-AIR® PRODUCT...

Spray Technologies www.delavan.co.uk r Right Angle Nozzle P/N 31693 4 USGPM/15 LPM Max Flow USGPM PSI SCFM PSI SCFM PSI SCFM PSI SCFM PSI SCFM LPM BAR M3/MIN BAR M3/MIN BAR M3/MIN BAR M3/MIN BAR M3/MIN SWIRL-AIR® PRODUCT BROCHURE RIGHT ANGLE NOZZLES 9

Swirl-Air ® Product Technical Data Standard Version ‘J’ Air Inlet ‘B’ Hex. Size Nipple Adaptor (Includes Nipple with ‘O’ Ring) ‘C’ Nominal Wrench Make-Up In-Line Nozzle/Adaptor Assembly Dimensions (inches/mm) Dimension A B C D E F L M N O P R G (NPTM) H (NPTF) J (NPTF) NIPPLE In-Line Nozzle Sizing Chart Nominal Flow USGPM/LPM 42/159 Nozzle Assembly Reference Number W17875 * Higher flow rates can be achieved by increasing pressure. 10 IN-LINE NOZZLES SWIRL-AIR® PRODUCT BROCHURE Optional Adaptor

Carbide Lined Version ‘J’ Air Inlet ‘B’ Hex. Size Nipple Adaptor (Includes Nipple with ‘O’ Ring) ‘C’ Nominal Wrench Make-Up Carbide Lined In-Line Nozzle/Adaptor Assembly Dimensions (inches/mm) Dimension A B C D E F L M N O P R G (NPTM) H (NPTF) J (NPTF) Carbide Lined In-Line Nozzle Sizing Chart Nominal Flow USGPM/LPM Nozzle Assembly Reference Number Pintle & Sleeve Tungsten Nickel Nominal Spray Angle Cap Assembly Tungsten Nickel Optional Adaptor * Higher flow rates can be achieved by increasing pressure. The standard thread for the Swirl-Air® Nozzle is NPT, however BSPT is available on request....

In-Line Nozzle P/N 17875 42 USGPM/159 LPM Max Flow USGPM PSI SCFM PSI SCFM PSI SCFM PSI SCFM PSI SCFM LPM BAR M3/MIN BAR M3/MIN BAR M3/MIN BAR M3/MIN BAR M3/MIN 12 IN-LINE NOZZLES SWIRL-AIR® PRODUCT BROCHURE

Spray Technologies www.delavan.co.ukIn-Line Nozzle P/N 32668-1 4 USGPM/15 LPM Max Flow Liquid Liquid Pressure (PSI)/Air Consumption (SCFM) Flow at these Air Pressures (PSI) Flow at these Air Pressures (BAR) USGPM PSI SCFM PSI SCFM PSI SCFM PSI SCFM PSI SCFM LPM BAR M3/MIN BAR M3/MIN BAR M3/MIN BAR M3/MIN BAR M3/MIN Dotted line represents limit of maximum recommended flow rate SWIRL-AIR® PRODUCT BROCHURE IN-LINE NOZZLES 13

Swirl-Air ®Droplet Size Charts Estimated Sauter Mean Flow/Droplet Diameters Nozzle Assembly References 31693 or 32668 Estimated Sauter Mean Flow/Droplet Diameters Nozzle Assembly Reference W17875 Sauter Mean Diameter Sauter Mean Diameter Flow Rate (USGPM/LPM) Flow Rate (USGPM/LPM) Estimated Sauter Mean Flow/Droplet Diameters Nozzle Assembly Reference 31325-22 Estimated Sauter Mean Flow/Droplet Diameters Nozzle Assembly References 31325 or 32554 Sauter Mean Diameter Sauter Mean Diameter Flow Rate (USGPM/LPM) Estimated Sauter Mean Flow/Droplet Diameters Nozzle Assembly References 31618 or 32555...