acousticmaterials-19021409002666666666660.pdf

acoustics

1. ACOUSTICMATERIALS&SPECIFICATIONS

2. ACOUSTICMATERIALS:
Anacousticmaterialisamaterialdesignedtocontrol,direct,andmanipulatesoundwaves.Thematerialcan
eitherenhanceordiminishthequalityofthesoundaspertherequirementinaparticulargivenspace.
TYPESOFACOUSTICMATERIALS:
1.SoundAbsorbers
2.SoundDiffusers
3.NoiseBarriers
4.SoundReflectors
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3. SOUNDABSORBERS:
•Thesesoundabsorbingacousticalpanelsandsoundproofingmaterialsareusedtoeliminatesound
reflectionstoimprovespeechintelligibility,reducestandingwavesandpreventcombfiltering.
•Typicalmaterialsareopencellpolyurethanefoam,cellularmelamine,fiberglass,fluffyfabricsandother
porousmaterials.Awidevarietyofmaterialscanbeappliedtowallsandceilingsdependingonyourapplication
andenvironment.
•Thesematerialsvaryinthicknessandinshapetoachievedifferentabsorptionratingsdependingonthe
specificsoundrequirements.
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4. TYPES–
•Acousticalfoampanels
•Whitepaintableacousticalwallpanels
•Fabricwrappedpanels
•Acousticalwallcoverings
•Ceilingtiles
•Bafflesandbannersforceiling
•Fibreglassblanketsandroll
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5. ACOUSTICFOAMPANELS:
TheseacousticalfoamsoundabsorbersareusedinawidevarietyofapplicationsrangingfromRecordingand
BroadcastStudiostoCommercialandIndustrialFacilities.AvailableinPolyurethaneorinaClass1FireRated
foam.Theseproductscanbeapplieddirectlytowalls,hungasbafflesorusedasfreestandingabsorbers.
Price–Rs.280/sqftincludesGST
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6. WHITEPAINTABLEPANELS:
Itisawhiteacousticalwallpanelwithasofttexturedappearance.Thetwofootbyonefootdimensionprovides
installersflexibilitytomountacousticalpanelsaroundexistingobjects.Inadditiontoreducingechoand
reverberation,theseacousticalpanelsareusedtocreateuniquedesignsandpatterns.Theglassfibercoreis
facedwithapaintablecovering.Thisallowsyoutomatchorcomplementexistingwallcolorsbyapplyingalight
coatofflatormattespraypaint.Tocustomizethelookevenfurther,manylocalprintingcompaniesnowhave
thecapabilitytoproduceanimagedirectlytothefaceofthesepanels.Price–Rs.850/sqftincludesGST
•Quick&Easyacousticalsolution
•Softdrywalltextureappearance
•Createuniquepatterns
•Panelsizeallowsforflexiblemountingoptions
•Paintable&Printablefinish
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7. CONFIGURATIONOFWHITEPAINTABLEPANELS:
Construction:1"Fiberglass6PCFacousticalcore+mouldedfibreboard+paintablefacing.Resinhardened
squareedges.Paintablefinishcoversfaceandexposededges.
ClassAratingperASTME84
PanelSize:2'x1'(24inchesby12inches)
Thickness:1-1/8"
Quantityperbox:10panels
Cost:Rs.320/sqft
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8. FABRICWRAPPEDPANELS:
Acousticalsoundpanelsutilize6-7PCFglassfibermaterialformaximumabsorption.Availableaswallpanels,
ceilingtiles,hangingbaffles,acousticalcloudsandbasstraps,withmorethan50standardcolorstochoose
from,thesematerialswilllookasgoodastheysound.Thestandardsizesandconfigurationsbestmaximizeraw
materials,however,manyoftheseproductscanbecustomizedtomeetspecificrequirementsshouldyouneed
materialsizedtofitorotherfinishesorcoverings.Price–Rs.500/sqft
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9. ACOUSTICWALLCOVERINGS:
Acousticalwallfabricisamultidimensionalfabricthatoffersexcellentacousticalproperties,unmatchedfade
resistance,andafire/smokeretardantclassArating.Soundchannelsisresistanttomoisture,mildew,rot,
bacteria,andisnon-allergenic.Producedwithnovoc’s(volatileorganiccompounds),ods’s(ozonedepleting
substances),heavymetalsorformaldehyde,it'stheperfectacousticfabricforoffices,classrooms,conference
centersoranyareawherespeechintelligibilityisacriticalfactor.
Installation:
•Thismaterialisnotfactorytrimmed.Itisnecessaryfortheinstallertocutastraightverticaledge
•Followingtheribbedpattern.Alledgesmustbebuttjoined.Donotovercutedges.Cutmaterialto
•Desiredlengths,allowingfortopandbottomtrimming.Wallcarpetshouldbehung
•Straightup.Donotalternatelyreversestrips.
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10. •Applyapremixedheavydutyadhesivedirectlytothewall,allowingittodry.
•Withoutitbeingoverlydry.(Important!!!Adhesivesarereadymixed.Donotdilute)
•Adhesiveanddonotapplyadhesivetothebackofthewallcovering).
•Pleasebesuretofollowinstructionsasprovidedbytheadhesivemanufacturer.
Price–Rs.220–500/sqft
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11. ACOUSTICCEILINGTILES:
•Cloudscape®CeilingTilesabsorbnoiseandblocksoundtransmission.Theseceilingtilesaredesignedtofit
intoexisting2'x2'suspendeddroptileceilinggridsystems.Theymayalsoretrofitina2'x4'ceilinggridby
installingcrosstees.Cloudscape®ceilingtilesmayalsobeorderedasafull24"x24"size,un-backedfor
adhesivemountingdirectlytowallsorceilings.
•Ordinaryceilingstakeonnewlevelsofvisualexcitementwiththesesculpturedtiles.Theyareavailablein
fivedifferentpatternsplusanon-patternedlooktoenableyouto"mixandmatch"foryourowndesigns.
Price–Rs.100–400/sqft
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12. BAFFLES&BANNERS:
BafflesandBannersaredesignedtosolveacousticalproblemseconomicallyinanylargecubicvolumespace
suchasarenas,gymnasiums,theaters,restaurants,andauditoriums.Reverberationtimesthatrangefrom4to9
secondscanbereducedto1/2to2seconds.Speechintelligibilityisgreatlyimprovedandsoundintensitylevels
arereducedsimultaneouslyby3to12decibels.
BAFFLES:
•Bafflesareaneconomicalwaytoreducesoundpressurelevelsandlowerreverberationtimesinlargespaces
suchasgymnasiums,theaters,restaurants,healthandfitnessclubs,etc.Reverberationtimescanbe
loweredfromaRT60of4-9secondsdowntoaRT60of0.5-2seconds.Speechintelligibilityisgreatly
improvedandsoundintensitylevelscanbesimultaneouslyreducedby3to12decibels.
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13. •Thesebafflesareeasilysuspendedfromexistingopentrussandpreengineeredsuspensionsystems.They
aredesignedtohanginaverticalfashion,allowingfreeflowofairandintegrateexceptionallywellwith
existingsprinklers,lightingandHVACsystems.
Price–Rs.300–850/sqft
BANNERS:
•Speechintelligibilityisgreatlyimprovedandsoundintensitylevelscanbesimultaneouslyreducedby3to12
decibels.
•Bannersaresuspendedfromceilings,barjoistsorpre-engineeredsuspensionsystems.Theyaredesignedto
hanginahorizontalorinacatenaryfashionusingedgestiffenersordeckmountedflatwithwasherplates
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15. SOUNDDIFFUSERS:
Thesedevicesreducetheintensityofsoundbyscatteringitoveranexpandedarea,ratherthaneliminatingthe
soundreflectionsasanabsorberwould.Traditionalspatialdiffusers,suchasthepolycylindrical(barrel)shapes
alsodoubleaslowfrequencytraps.Temporaldiffusers,suchasbinaryarraysandquadratics,scattersoundina
mannersimilartodiffractionoflight,wherethetimingofreflectionsfromanunevensurfaceofvaryingdepths
causesinterferencewhichspreadsthesound.Price–Rs.1200–2500/sqft
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16. SOUNDBARRIER:
Soundbarriermaterialsareusedtoreducethetransmissionofairbornesound.TheBlockAid®seriesof
productsincludethestandardonepoundpersquarefootnonreinforcedbarrier,transparentmaterialwhen
observationorsupervisionisrequired,reinforcedvinyltocreateahangingbarrierpartition.
Price–VinylNoiseBarrier(3MM)–Rs.175/sqft
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