equipment sourcebook - Loctite.ph

Valves & PumpsDISPENSINGHIGH VISCOSITY FLUID AND PASTE VALVESLOCTITE ® POPPET VALVES Item Numbers: 986300 and 983914LOCTITE ® STAINLESS STEEL POPPET VALVE Item Number: 982621The Loctite® Poppet Valves are designed to dispense Loctite® brand high viscosityanaerobic form-in-place gasketing products, structural acrylics, and silicones. The valves aretypically used in conjunction with a positive displacement pump or a pressure-time system.They feature a suck-back capability and can operate at fluid pressures up to 625 psi. Item986300 uses dispense nozzles with a bayonet style mounting that improves nozzle endlocation and can withstand the high fluid pressures required of high viscosity fluiddispensing. Items 983914 and 982621 are equipped with a 1 ⁄8" NPT outlet for Luer-Lok® andstandard needle dispensing. All valves have stroke adjustment capability and are treatedwith a proprietary Loctite® coating to prevent premature adhesive curing.Features:• Poppet design gives valve “suck-back” feature• Bayonet type mounting of nozzles provides end location repeatability• Handles product pressures up to 625 psi• Positive mounting surface• High strength plastic material versions are specially treatedto be inert to Loctite® brand products• Stainless steel version is also specially treated andis recommended for abrasive and silicone products982621 – Loctite ® StainlessSteel Poppet Valve986300 and 983914 –Loctite ® Poppet ValvesTheory of OperationUse the Loctite® Poppet Valve to apply product in drops andbeads with a semi or fully automatic dispensing system. Thevalve can be used in both the stationary or advancing modes.They may be used with the Loctite® Pump-A-Bead II or anyother dispense system that can provide a source of pressurizedproduct and a 4-way pneumatic valve.NO FLOWThe RED represents the fluid path.FLOWTECHNICAL SPECIFICATIONSTypeHigh Viscosity Fluids and PastesViscosity RangeMedium to High anaerobics up toLow Viscosity silicone productsSize5.28" H x 2.00" DWeight1.3 lb. (0.59 kg) valve plus fittings and tubingMaximum Fluid PressureShould not exceed 625 psiAir Input60 psiInlet1 ⁄4" NPTDispense Tip Style 986300: Bayonet Style983914 and 982621: 1 ⁄8" NPT forLuer-Lok ® dispense tipsUsed to DispenseAnaerobic Gasketing,Retaining Compounds, Modified Silanes, SiliconesThreadlockersDispense PatternsBead, DropStroke AdjustmentYesSuck-BackYesValve TypePressure-Time DispenseWetted Components Acetal Copolymer treated with a proprietary Loctite ® brand processParts Included (1) Acetal Copolymer Body or Stainless Steel Poppet Valve with:(2) 4' Control Air Tubing (1) 4' Product Supply Tubing(1) Accessory Kit (1) ManualAdditional Information For Spare Parts and Bayonet type needles, see pages 84-85.For Fluid Compatibility Selector Chart, see pages 74-75.For Luer-Lok ® Dispense Tips, see pages 80-81.Additional Accessories Sold Separately984691 –986000 –Pump-A-Bead Slide (2" Stroke)Loctite ®Loctite ® Advancing70For additional information and the full line of equipment, visit www.equipment.loctite.com.