MULTISTAGE CENTRIFUGAL BLOWERS - HSI Blowers

hsiblowers.com

MULTISTAGE CENTRIFUGAL BLOWERS - HSI Blowers

COMPLETE LINE OFMULTISTAGE CENTRIFUGALBLOWERSModel 31Inlet filterModel 51/52Discharge check valveRubber expansion jointInlet butterfly valveModel 61Flexible couplingCoupling guardStandard 3600 RPM electric motorModel 81/82Motor pedestalHSI cast iron centrifugal blowerStructural steel fabricated baseModel 86Model 126Model 141Model 186HSI provides a full line of cast iron multistage centrifugal blowers with controls, motorsand accessories to meet a broad range of municipal and industrial applications. From 2 to20 PSI, 1 to 17 inches HG, 100 to 30,000 CFM, we have the blower to meet your needs.Manufactured in HSI’sHouston, Texas factory, allour blowers are built usingexacting engineering,quality control and testingprocedures.HSI provides blowersfor a broad spectrum ofmunicipal and industrialapplications. Wastewatertreatment, landfill gas,process air, dust collection,tail gas, mine ventilation,and pneumatic conveyingare just a few of the variedapplications with whichHSI has experience.MATERIALS OF CONSTRUCTIONCasing..................................... Cast iron ASTM A48 grade 30Bearing Caps & Housings....... Cast iron ASTM A48 grade 30Oil Reservoir........................... Cast iron ASTM A48 grade 30Shaft....................................... Carbon steel AISI 4140 (stainless steel available)Impellers................................. Cast or fabricated aluminum ANSI AA319Tie Rods.................................. High strength steel ASTM A193-B7Gas Seals, Stuffing Box Type... Cast aluminum stuffing box with braided packingGas Seals, Carbon Ring Type... Isostatically molded, high density, fine grainelectro-graphiteAir Deflector Rings.................. Stainless steelBase and Pedestal................... Structural steelJoint Sealing Compound......... RTV siliconeBase Pads............................... Neoprene rubberFinish...................................... Two-part epoxy ASA61 gray


HSI CENTRIFUGAL BLOWERAir Deflector RingStainless steelJoint SealRTV siliconeTie RodsHigh strength steelBlower HousingsCast iron ASTM A48 grade 25/30External CoatingTwo part epoxyInternal CoatingSevere duty corrosionresistant coatings availableImpellersCast aluminum ANSI AA356 orfabricated aluminum on some models.Stainless steel availableAir SealsBabbit labyrinth, aluminum labyrinthor carbon ring sealBearingsBall, 10-year minimum lifeper AFBMA B-10 standardShaftCarbon steel AISI 4140.Stainless steel availableLubricationGrease or oilHouston Service Industries, Inc. (HSI) wasfounded in 1972 and has grown into a nationallyrecognized provider of centrifugal blowersolutions. HSI manufactures its line of blowers ina 30,000 square foot facility in Houston, Texas.HSI blowers are plug compatible with popularLamson ® and Hoffman ® models and their partsare interchangeable. In addition, HSI providesparts, repairs and remanufactured blowers for allHoffman ® and Lamson ® models.Lamson ® and Hoffman ® are registered trademarks owned by GardnerDenver. There is no affiliation between HSI and Gardner Denver andGardner Denver does not endorse the remanufacturing of Lamson ® andHoffman ® blowers by HSI. Any Gardner Denver warranties are void oncethe unit has been remanufactured by HSI.HOUSTON SERVICE INDUSTRIES, INC.7901 Hansen, Houston, Texas 77061Voice: 713-947-1623Fax: 713-947-6409Toll Free: 1-800-725-2291E-mail: hsi@houserv.comwww.houserv.com

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