POROUSSOUNDABSORPTIONMATERIAL

CALMENDCSALESCO.,LTD.

　　MADEOFSINTEREDALUMINIUM

StructureCALMEhasapproximately45%porosity.Thiscontinuousporestructuregeneratesexcellentsoundabsorbingeffect.

NDC CALMEisasinteredaluminiumsoundabsorptionmaterial.Itwascreatedwithhighsinteringtechnology-purealuminiumpowdersaresinteredinnopressureconditionandbecomeaporousplate.Itperformsattheworldhighestlevelasaplatematerialitself.

Sophisticatedbeautyandhighsoundattenuation,whichtogethermakeitanidealmaterialforvariousplaces.

HighSafety1. Incombustibility

CALMEdoesnotburn,producesmoke,orstorestaticelectricity.Therelevantapprovalsareasfollows:■ULfileNo.R13582　Acousticalaluminiumalloypanels,uncoatedorcoatedtypesA,BorC.　(ULLLC-globalsafetyconsultingandcertificationcompanyinUSA)■A1inaccordancewithEuroclass13501-1　(ClassificationsystemforreactiontofirepropertiesinEurope)■NoncombustibleMaterialApprovalCertificateNo.NM-9209　(JapaneseMinisterofLand,Infrastructure,TransportandTourism)

2. DurabilityItcanstablydealwithuncomfortablenoiseoveralongperiod,eveninaharshenvironmentthatdegradesresinoussoundabsorbingmaterialsinafewyears.

3. SafetyItincludesneitherharmfulheavymetalsnortoxicsubstances,andisusableintheplacestobeconcernedaboutsanitaryconditions.

EnvironmentFriendlyWiththecontinuousgrowthofconcernsovertheglobalenvironment,resourcesandenergyissues,theprotectionoftheenvironmenthashighpriorityinthebuildingindustry.CALMEkeepsitseffectsemipermanently*1ingeneralusage.Itisalsoreusableasgeneral-purposealuminiummaterialswhendiposing. *1Dependsontheactualusagecondition

UniqueAppearanceThestandardcolourissilvergrey,butcustomerscanselectanyothercoulouraspertheirpreference.Digitalprintisalsoavailablewiththelatestprintingtechnology.Afunctionalbuildingmaterialisnowapartoftheinteriordesign.

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DESIGNANDPERFORMANCE

CALMEPLUSStandardBrick

CALMEPLUSCustom-made

Marble

CALMESelectiveColorLightBeige

CALMEPLUSCustom-madePainting

Take them both.

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HallThereverberationtimeneedstobeadjustedaccordingtothepurpose.Forinstance,musicshouldmoderatelyechoinamusichall,andspeechshouldbeclearinanauditorium.Thesoundthatleaksoutsideoftheroomalsohastobeconsidered.

StationStationsarenoisyingeneral,andthenoiseechoesalotespeciallyinanundergroundstation.Itisalsoimportanttolessenthenoisepollutionalongrailwaylines.

RestaurantThereisastrongdesireforres-taurantstobequietandcalming.Maintaininganacousticenviron-mentwilldefinitelyimprovecus-tomersatisfaction.

SwimmingPoolItishardtohearothersclearlyinaswimmingpool,butthisinconveniencewillberesolvedbyapplyingCALME.Itwillnotfallfromtheceilingwithcorro-sionduetomoisture. *4Condensationneedstobeavoided

IMPROVEYOURQUALITYOFLIFESoundcontrolmightsoundlikeitisonlyrelatedtospecificfields,butitisactuallyallaroundusineverydaylife.Itwouldbemuchbetterifundergroundstationswerequietenoughtotalkonthephone,oriftherewasnoproblemhearingconversationinacrowdedrestaurant.Ourlifewillbemorecomfortablejustbycontrollingthesoundthatechoesinalldirections.

CALMEcanabsorbaparticularfrequencydependingonthenoisesourcebychangingthewidthoftheairgap*2behindit,whichmakesCALMEeffectiveineverydaylifesituations,aswellasmusicrelatedplacesorindustrialnoisesituations.*2Anairgapisnecessarytoobtainsoundabsorbingeffect

VERYWIDELYUSEDCALMEissuperiorindurabilityincludingfireresistance,waterresistance*3,corrosionresistanceandwindpressureresistance.Ithasbeenthereforeusedinwidevarietyofarchitecturesovertheworld.

Examples:swimmingpool,skatingrink,gymnasium,recordingstudio,musichall,culturalhall,cityhall,auditorium,station,cruiseshipcabin/engineroom,museum,restaurant,welfarefacility,school,factoryetc. *3ExceptmaterialtypeA(seeP8)

CALMESelectiveColor

Brown

CALMESelectiveColor

Brown

CALMEStandardColor

CALMEStandardColor

CALMEStandardColor

CALMEStandardColor

CALMEStandardColor

EASYTOHANDLECALMEweightisaboutahalfoftheweightofageneralaluminiumplate.

CHOOSETHEBESTCOLOURAlthoughitismadeofmetal,CALMEhassomewarmthinitstexture.Itmatcheswelltoothernaturalmaterialssuchasstones.

WecancoatCALMEwithaselectedpaintingcolor.Wepaintitunderourfacilitytoavoiddecreasingthesoundabsorptioneffect.

ThecolormightlookalittledifferentonCALME,becauseitisaporousmaterial.Wecanprovideasampleforyoutochecktheactualcolor.

Sinceitisasinteredmaterial,thesurfacecolorofeachCALMEsheetisslightlydifferent.Pleaseseethephotosofpastprojectsandunderstandthisfeature.

Cutting

WecanprecutCALMEifthedimensionisprovided.Itisnothardtoadjustthesizewheninstalling,usingautilityknifeorachipsawforaluminium.

Cutwithautilityknife

1.Markyourdesiredcutline. ２.Makeanotchthatismorethanhalfthethickness.

３.Fitthenotchtoasquarecornerandmovetheendupanddowntoseparateit.

BendingCALMEcaneasilyformalargecurve

(R1m+)bypushingittowardsafoundationmadebyboardorwood.

Pleasecontactusforasmallercurveorrounding.

MakingHolesHolesthataresmallerthanφ80canbecreatedwithadrilloraholesaw.Pleasecontactusforanylargerholes.

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CALMESelectiveColor

DarkGrayCALME

SelectiveColorBeige

CALMESelectiveColorWineRed

StandardColor(SilverGray)

SelectiveColor(Extrachargeisrequired)

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Surface Texture

TypeAStrength:HighWaterresistant:No

Suitableforindoorusewithouthumidity.

　　　　　　　　　　　　　　

THICK-NESS(mm)

SIZE(mm)

WEIGHT(kg)TYPE

PRODUCTCODECOLORPER

SHEETPER1m2

SMOOTH EMBOSSED CORRUGATED STUCCO

2

600x600 1.2

3.2

A A2001 A20D1 A20S1 A20T1

Standardor

Selective

B B2001 B20D1 B20S1 B20T1C C2001 C20D1 C20S1 C20T1

600x1200 2.4A A2002 A20D2 A20S2 A20T2B B2002 B20D2 B20S2 B20T2C C2002 C20D2 C20S2 C20T2

3

600x600 1.7

4.8

A A3001 A30D1 A30S1 A30T1B B3001 B30D1 B30S1 B30T1C C3001 C30D1 C30S1 C30T1

600x1200 3.4A A3002 A30D2 A30S2 A30T2B B3002 B30D2 B30S2 B30T2C C3002 C30D2 C30S2 C30T2

Material Type

TypeBStrength:MediumWaterresistant:Medium

Recommendedforindoorwithslighthumidity,orwhenbendingisexpected.

TypeCStrength:LowWaterresistant:High

Thebestforplaceswithhighhumidity(e.g.swimmingpools,underground)orout-door.

Size

Colour

StandardProductCode

Smooth Embossed Corrugated Stucco

※Standardcolurispaintedtocoverunevencolourtonethatmayoccurduringsinteringprocess.　Thiscoatingcanwithstandheatupto80℃,sopleaseaskusforuncoatedsheet(s)ifyouwilluseitinahightemperatureenvironment.

STANDARDSPECIFICATIONWEHAVEBOTHSTYLEANDFUNCTIONOPTIONS

カルム標準色

カルム標準色

カルム標準色

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IMAGE STYLE SIZE CODE

Cypress

600x

80mm

B20MK1H

Birch B20MK1K

Oak B20MK1N

Cherry B20MK1S

Bamboo B20MK1T

IMAGE STYLE SIZE CODE

Yellow

200x

60mm

B20RK12E

Orange B20RK13E

Brown B20RK14E

Beige B20RK16E

Red B20RK17E

IMAGE SIZE CODE

600x

600mm

B2001K1S1

B2001K1S2

B2001K1S3

WOOD

Woodisoneofthemostpopularmaterialsforinteriorwallandceilingcladding.Weprepared5styles,andeachstylehas3randompatternsforthemtoseemnaturalwhenseveralsheetsareinstalledtogether.

BRICKWehave5colourtoneselection.Eachstylehas3randompatternssotheyseemnaturalevenwhenyouputsheetswithsamestylenexttoeachother.

STONETheyareexactlythesamecolurtone,buthaveslightlydifferentpatterns.Itwilllookrelativelynaturalwheninstallingmorethan2sheets.

CALMEPLUSmaybeslightlydifferentincolorfrompicture.Thanksforyourunderstanding.

CUSTOM-MADEWecanprintanyoriginalorcopyrightfreeimages.Thewholewallcanbedecoratedbyusingseveralsheetsforonehugeimage.Theimageneedstobehighqualityforabetterfinish.

IMAGE SIZE CODE

OriginalImageor

CopyrightFreeImage

Free B2001K10

NEW DIMENSION IN SOUND ABSORPTIONCALMEPLUSwillimprovetheacousticenvironmentandenhancebeautifulinteriordesignatthesametime.Anadvancedtechnologyachievedhighqualityprintingonporousmaterial.

CALMEPLUSStandardWood

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SOUNDPROOF

SoundAbsorption

SoundInsulation

Walletc.

CALME

Usuallycoveringanoisesourcewithboardorconcreteiscalledsoundinsulation.Thesoundreflectsoffthewallsandincreases,whichmeansthenoiseleveldoesnotgetlower.Thesoundthatleaksfromanyclearance(e.g.doors,windows,airvents)alsoincreases.

Applyingsoundabsorptionmakessoundinsulationworkproperly.Itmakesthesounddecreaseinsidetheroom,whichalsoallowslesssoundtoleakoutsideoftheroom.

Combiningsoundinsulationandsoundabsorptionforeffectivesoundproofing!

ComfortableAcousticEnvironment

Musicstudiosandconcerthallsarenotthe onlyplacestobeconcernedaboutsound. Manybuildings,includinghousesand officesneedacousticdesignsfortheirvaried purposes.Whenthesoundabsorptioneffectinaroomisnotenough,thenoisewithintheroomincreasesitself.However,usingsoundabsorptionmaterialeventuallylessensthenoiseoutsideaswell.Soundabsorptionisthereforeimportantforbothinsideandoutsidecomfortability.

SuitableReverbControl

Outside,soundis almostnot reflected,most soundswehear willdirectlyreachus.Contrarilyinsidearoom,wehearsoundthatisreflectedbythefloor,wall,ceilingorafurnitureaswellasdirectsound.Thusthesamesoundsoundsdifferentlyoutsidethanitdoesinside.

Reverberationsoundappearswhenthereisalotofreflectedsound,whichcausesustohearechoesevenafterthesoundstops.Itismeasuredandde-scribedbyitstime;theamountoftimeuntiltheenergyofthesounddropsto1/1,000,000thanfromwhenthesoundwascreated.

Soundabsorptionisimportantespeciallyinawidespacewherethereverberationtimetendstobelong,oraspacewithrigidwallsthateasilyreflectssound.Rever-berationsoundisnecessarywhenlisteningtomusicforrichsound,butitshouldnotbetoolongoritcanbeverydestructive.Forplacestoholdaconversation,longrever-berationtimewillcausetroublehearingeachotherclearly.

Soundabsorptionshortensthere-verberationtimeandmakesitap-propriate,whichhelpsustohaveabetteracousticenvironment.

HearONLYDirectSound

HearBOTHDirectandReflectedSound

Reverberationtimebecomesappropriatewithsoundabsorption.

Outdoor

Indoor

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↑熱エネルギーに変換

CALME　　　AirGap

Wall

ImageofSoundAbsorbingPrinciple

Ifwecomparethismechanismto anautomobile,CALMEwouldbe suspensions.Ifthesuspensionswork properly,itreducestheswingofa vehiclebodyduetouneven surfaceoftheroad.Theroadis equivalenttotheincidentsound inthisscene.

BEFOREAverage Reverb

time（500Hz）

8.18secs

AFTERAverage Reverb

time（500Hz）

2.12secs

THEEFFECTOFSOUND

ABSORPTIONHowdoweactuallyexperiencetheeffectwhenweuseCALME?Forinstance,thevoicesechoalotinanindoorswimmingpoolingeneral.Itishardtohaveaconversationatdestance.Inourpastprojectforanindoorswimmingpool,therever-berationtimewasshortenedfromabout8secondstoabout2secondsbyinstallingCALME,whichmadeitpossibletotalktopeopleontheothersideofthepool.

HOWITWORKSWhyCALMEabsorbssound?Weexplainthemechanismhere.

AirGap CALME

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Humanvoice

Mechanical noise etc.

Wide range of frequenciescan be controled

Sound Absorption CharacteristicThepeakofsoundabsorp-tionmovestowardsalowerfrequencywhenwideningtheairgaporfillingthegapwithanotherporousmaterial,whichallowsustomaximisetheeffectdependingonthetypeofnoise.Glasswoolisacommonsoundabsorb-ingmaterial,howeverweareunabletouseitbyitselfandneedsomethingtocoveritssurface.Thecoveringmaterialwillintercepttheairflowanddecreasesits'effect.CALMEdoesnotneedanythingtocoveritself,becauseitissafeandbeautifulbyitself.

Soun

dAb

sorptio

nCo

efficien

t

CenterFrequency(Hz)

TypeA TypeB TypeCTensileStrength

(MPa) 19.6 12.9 9.8

Elongation(%) 2.0 2.5 1.0

Porosity(%) 45

Density(kg/m3) 1.59x103

ThermalConductivity(°C) 4.02x105J/mhr

ThermalExpansion(°C) 29.9x10-6 ＿ 28.6x10-6

BeforeAfter

BeforeAfter

Frequency(Hz)

NormalIn

cide

ntSAC

Frequency(Hz)

平均 平均

Salt Water Spray Test (Tested for2000 hours)

Itisastandardisedtestmethodtoevaluatecorrosion

resistanceofmaterials.Materialswithoutdurabilitywillhavecorrosionandrustonthesurface.

　　Sunshine Weather Meter (Tested for 2000 hours)

Thistestacceleratesdeteriorationanddiscolorationinanapparatusthatreproducestheoutdoorenvironment

andevaluateweatherresistance.

NormalIn

cide

ntSAC

Mechanical PropertiesCompare with Glass Wool Compare with Urethane

Durability & WeatherabilityCALME+PerforatedGypsumBoard+GlassWool50mm

CALME+AirGap50mmCALME+GlassWool50mm

CALME+AirGap100mmCALME+PerforatedGypsumBoard+AirGap50mm

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■INSTALLATIONMethod Substrate Fixing

Glue1.Ceiling:ceilingjoist　Wall:Stud2.Highopeningmaterial　(e.g.gypsumboard,honeycomb)

1.Siliconelasticityglue2.Strongdouble-sidedtape

ScreworRivet　 Ceiling:ceilingjoist,Wall:Stud1.Flatcountersunkheadscrew　(Approx.size:φ3x15)2.Rivet（size:4-3）

・InstallationwithGlue:　Thismethodissuitableforlowceilings,walls,andplaces,wherethescrews/revets,shouldnot　appeareonthesurface.CalmePLUSshouldalsobeinstalledwiththismethod.　ThehighopeningmaterialunderCALMEisawastesubstratetogivestrengthandabetter　finish.Thedouble-sidedtapeisfortemporaryadhesiontohelpgluetodrystably.・InstallationwithScrews/Rivets:　Thismethodissuitableforhighceilings,swimmingpools,gymsandanyoutsideinstallation.・Whenyouwanttoinstallwithjoints,wesuggesttoputcrafttapes(approx.15mmwidth)atthe　jointsundertheCALMEformoreaperfectfinish.・PleaseusestainlesssteeloraluminiumsubstratewhenyouinstallCALMEinaswimmingpool.　Insulationisnecessarytoavoidelectriccorrosionifyouusestainlesssteel.・CondensedwaterwouldmakeCALMEdiscolouredandcorroded.Pleasehaveenough　insulationandventilationtokeepawayfromcondensation.・CALMEexpandsbyheatmorethanthansteelorothermaterials,becauseitismadeof　aluminium.Itwoulddeformifthetempretueroftheusageenvironmentisdramaticallydifferent　totheconstructionenvironment.Itexpands0.6mm/1200mmby20degreesrise.　・Wehaveaninstallationguideforexamplesoftheendpartfinishingstructures.・Werecommendwearingglovesforyoursafetyandfoulingprevention.・ThesurfacecolourofeachCALMEisslightlydifferentbecauseitisasinteredmaterial.　WegroupCALMEwithanopticalinspectionmachineanddisplayonthecartons.

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InstallationwithGlue

InstallationwithScrews/Rivets

InstallationWithoutJoints

InstallationWithJoints

InstalledwithScrews

InstalledwithBevelSidingMethodusingScrews&Glue

InstalledwithGlue

NDCSALESCO,.LTD.URLwww.ndc-sales.co.jp　EMAILinfo@ndc-sales.co.jp

2017.12　　　

CALMEPromotionOffice 17FTennozCentralTower, 2-2-24HigashiShinagawa,Shinagawa-ku, Tokyo140-0002JAPAN TEL+81367114030　FAX+81367114031Headquarters 2-39-1Mimomi,Narashino-shi, Chiba275-0002JAPAN TEL+81474771128　FAX+81474771131

　・CALMEisabuildingmaterialwithanumberofexcellentperformances　　suchassoundabsorbingperformanceanddesign,however,appropriate　　designandconstructionareessentialinordertofullydemonstratethese　　performance.　・TheinformationonthiscatalogueisthelatestatDecember,2017.　　Itmaybechangedwithoutnotice　・Thetechnicaldataonthiscatalogueisbasedontestresultsofyour　　companyorpublicagencies.Itmaychangedependingonproduct　　variationandusageconditions.　・Theproductcolourmaybeslightlydifferentfromphotosandsamples.　・Syntheticimagesareincludedinapartofthephotosinthiscatalogue.　・CALMEwithtexturemayappearascolourdifferencewhenyouseeit　　fromdifferentdirections.　・ThelacquerforselectivecoloursandtheinkforCALMEPLUSarewater　　based.Pleasedonotrubwithawetclothtoavoiddiscoloration.　・Disclaimers-Wedonottakeanyresponsibilityforanytroubledueto:　　①　Designorconstruction.　　②　Substrateand/orbondingmaterials.　　③　Anaturaldisaster,fire,oranyotherinevitability.　　④　Aginganddegradationovertime.　　⑤　Intentionornegligenceofauserand/orathirdparty.　　⑥　Waterleakageand/orindoorcondensation.

CAUTION