VDLKSWAGENGRDUP

Groupstandard

TL1011Issue2024-06

Class.No.:55000

Descriptors:flammability,lowflammability,non-combustible,non-metallicmaterials

FlammabilityofNon-MetallicMaterials

Flammability;MaterialsRequirements

3types:nosuffix,A,B

Preface

ThisTechnicalSupplySpecification(TL)definesthepropertiesthatmustbepresentinorderforamaterialtobecharacterizedas"oflowflammability,""self-extinguishing,"or"non-combustible,"whichmakesitpossibletoclassifymaterialsaccordingtotheirflammability.

Previousissues

TL1011:1984-10,1986-07,1993-01,2014-06,2016-02,2019-03

Changes

ThefollowingchangeshavebeenmadetoTL1011:2019-03:

a)

Section3.3?Low-flammabilityorself-extinguishingtypeB“materialsfor

and

Section4.2.1?TestingtypenotypeA“

forwithsuffixandhavebeenedited.

Contents

Page

1

Scope

2

2

Types

2

3

Designation

2

3.1

Non-combustiblematerials

2

3.2

Low-flammabilityorself-extinguishingtypeAmaterialsfor

2

3.3

Low-flammabilityorself-extinguishingtypeBmaterialsfor

3

4

Requirements

3

4.1

Basicrequirements

3

4.2

Testvariants

3

4.2.1

TestingtypenotypeA

forwithsuffixand

3

4.2.2

TestingtypeB

for

3

4.3

Number

andshapeofspecimens

3

4.3.1

SpecimenstypenotypeA

forwithsuffixandspecimensof

3

4.3.2

SpecimenstypeB

of

4

Alwaysusethelatestversionofthisstandard.

Thiselectronicallygeneratedstandardisauthenticandvalidwithoutsignature.

Noteontheverbsofobligationwithintherequirementssentences:Both'shall'and'must'aredefinedasbinding.

Page1of8

Allrightsreserved.Nopartofthisdocumentmaybeprovidedtothirdpartiesorreproducedwithoutthepriorconsent

ofoneoftheVolkswagenGroup’sStandardsdepartments.|internal

?VolkswagenAG

VWNORM-2023-12

Page2

TL1011:2024-06

4.4

Pretreatment

andconditioningofthespecimens

4

4.4.1

PretreatmenttypenotypeA

forspecimensforwithsuffixandspecimensof

4

4.4.2

PretreatmenttypeB

forspecimensof

4

4.5

TesttypenotypeA

procedureandrequirementsforwithsuffixandspecimensof

4

4.5.1

Testsetup

4

4.5.2

Testprocedure

5

4.5.3

Evaluation

forclassifyingthematerials

6

4.6

TesttypeB

procedureandrequirementsfor

7

5

Applicable

documents

7

1Scope

Thisstandarddefinestherequirementsfortheflammabilityofnon-metallicmaterialsandforcom-ponentsthataremadefromthesematerialsforthewholevehicle.

Thisstandardappliestovehiclepartsthataremadeofnon-metallicmaterialsandthathavestricterflammabilityrequirementsthanthosein

TL1010

.

Theapplicabilityofthisstandardtononwovensandanti-noisecoversintheareaofpyrotechnicel-ementsmustbediscussedandagreeduponwiththeappropriateMaterialsEngineeringdepart-

ment.

2Types

Thisstandardappliestothefollowingtypes:

NosuffixNon-combustiblematerials

TypeA:Foamedandinjection-moldedcomponentswithlow-flammabilityorself-ex-tinguishingmaterialproperties(classificationofflammabilityasper

table1

)

TypeB:Soundinsulationpartsandshockabsorptionpartswithlow-flammabilityorself-extinguishingmaterialpropertiesthataretestedasperTestStandard

PV3357

3Designation

3.1Non-combustiblematerials

Exampledesignationofanon-combustiblematerialasperTL1011:

Material,flame-resistant,asperTL1011

3.2Low-flammabilityorself-extinguishingmaterialsfortypeA

Exampledesignationofalow-flammabilityorself-extinguishingmaterialasperTL1011-Awiththefollowingproperties(see

table1

):

–Afterflameaftereachexposuretoflame:≤30s

–Totalafterflametimeafter10exposurestoflame

1)

:≤250s

–Afterglowaftereachexposuretoflame:≤60s

–Nodrippingflamingmaterial

1)Correspondsto5specimens,eachwith2exposurestoflame

Page3TL1011:2024-06

–Noignitionofwadding

–Noburningorglowingcombustionofthespecimenuptotheclamp.

Material,flame-retardant,asperTL1011-AV1

3.3Low-flammabilityorself-extinguishingmaterialsfortypeB

Exampledesignationofalow-flammabilityorself-extinguishingmaterialasperTL1011-Bwiththefollowingproperties:

–Afterflameaftereachexposuretoflame:≤5s

–Damagedarea:≤150mm(withtheexceptionofmaterialsthatshrinkormeltduetoheat)

–Re-ignitionasaresultofsimulatedwindduringdrivingoperation(hairdryerorblower)isnotpermissible;

–Nodrippingflamingmaterial

–Noignitionofwadding

Material,flame-retardant,asperTL1011-B

4Requirements

4.1Basicrequirements

ApprovaloffirstsupplyandchangesasperVolkswagenstandard

VW01155

Avoidanceofhazardoussubstancesasper

VW91101

4.2

4.2.1

Testvariants

TestingfortypewithnosuffixandtypeA

Thetestisperformedonthebasisof

DINEN60695-11-10

(onlytheverticalflameisrequired).

NOTE:Compliancewiththespecificationsin

DINEN60695-11-10

fulfillstherequirementsin

UL94(TestsforFlammabilityofPlasticMaterialsforPartsinDevicesandApplications)publishedbyUnderwritersLaboratories(UL).

Atleast5finishedparts,oratleast5barspecimensforeachmaterialvariant,arerequiredforacompleteexamination.All5specimensmustfulfilltherequirement.

4.2.2TestingfortypeB

Testingandevaluationarecarriedoutasper

PV3357

.

Theresultoftheburntestsonthecompositematerial(i.e.,specimensampledfromthecompo-

nent)specifiedinthedrawingcontributestothedecisiononamaterialrelease.Deviationsfromthetestproceduremustbespecifiedinthedrawing.

4.3Numberandshapeofspecimens

4.3.1SpecimensfortypewithnosuffixandspecimensoftypeA

5rectangularbarsaretested:

Page4

TL1011:2024-06

Width:w=(13±0,5)mm,length:l=(125±5)mm,maximumthicknesstmax=13,0mm

DeviatingspecimengeometriesmustbeagreeduponwiththeappropriateMaterialsEngineeringdepartmentandrecordedinthetestreport.

Thespecimensaresampledfromthefinishedpart.Specimenedgesmustbesmoothed.Ifitisnotpossibletotakesamplesfromthefinishedpart,thespecimenthicknessmustmatchthefinishedpart'swallthickness.

Ifthefinishedpart'swallthicknessesvary,afullexaminationmustbeconductedusingthemaxi-mumandminimumwallthicknesses.

4.3.2SpecimensoftypeB

Asper

PV3357

4.4

4.4.1

Pretreatmentandconditioningofthespecimens

PretreatmentforspecimensfortypewithnosuffixandspecimensoftypeA

Thetestsareconductedonunagedspecimens(as-receivedcondition)andagedspecimens(heat-aged).

Thefollowingappliestotheagingofspecimens:

Interiorcomponents:(168±2)hat(70±2)°CExteriorcomponents;chassisandpower-(168±2)hat(100±2)°Ctrainpackages:

Agingofthespecimensbeforetestingat(23±2)°Cand(50±10)%relativehumidity:

Unagedspecimens:>48h

Agedspecimens:>4h

4.4.2PretreatmentforspecimensoftypeB

Asper

PV3357

4.5

4.5.1

TestprocedureandrequirementsfortypewithnosuffixandspecimensoftypeA

Testsetup

Testsetupbasedon

DINEN60695-11-10

;see

figure1

Page5TL1011:2024-06

Legend

1Stand

2Barspecimen

3Distancebetweenupperedgeofburnerandloweredgeofspecimen

4Flameheight

5Burner(

DINEN60695-11-4

)

6Waddingorcottonwovenfabric:dimensions:(50±1)mm×(50±1)mm×6-05mm;weight:≤0,08g)

7Distancebetweenloweredgeofspecimenandupperedgeofwaddingorcotton=(300±10)mm

8Clampinglength:6mm

Figure1-Testsetupforflameexposure

4.5.2Testprocedure

Requirementsfortheburningtests

Anextractionsystemfortheflametestequipmentmayextracttheexhaustgasesproducedduringthetest,butmustnotinterferewiththeburnerflameorpreventtheformationofflamesonthe

specimenorcontributetotheflameonthespecimenincreasinginsizeorspreading.Forthispur-pose,aseparatecombustionchamberinafumehood(flue)isrecommended.

Typewithnosuffix

Eachofthe5specimensissupportedverticallyatitstopendwithaclampinglengthof6mmalongitslongitudinalaxisandexposedtotheflamefor15swithaBunsenburner(see

figure1

).

Requirementsforthetestflametobeused:

–Flameheight:(50±1)mm

–Flamecolor:blue

–Flamewithoutinnerconeburninguniformly

Distancebetweenupperedgeofburnerandloweredgeofspecimen:(35±1)mm

Page6

TL1011:2024-06

TypeA

Eachofthe5specimensissupportedverticallyonitsupperendwithaclampinglengthof6mmalongitslongitudinalaxisandexposedtotheflamefor10swithaBunsenburner(see

figure1

).Requirementsforthetestflametobeused:

–Flameheight:(20±1)mm

–Flamecolor:blue

–Flamewithoutinnerconeburninguniformly

Distancebetweenupperedgeofburnerandloweredgeofspecimen:(10±1)mm

Immediatelyafterthespecimensareexposedtotheflameandputoutforthefirsttime,exposeeachspecimentotheflameasecondtimefor10s(see

table1

).

Intheeventthatmoltenorburningmaterialfallsintotheburnerbarrelduringthetest,theburneristiltedby45°asper

DINEN60695-11-10

.

4.5.3Evaluationforclassifyingthematerials

General

Foradditionalinformation,pleaserefertothedatasheetsin

TLSupplement1

1011and

TLSupplement2

1011

Typewithnosuffix

Theremustbenoignitionduringoraftertheexposuretotheflameandnoafterglow.

Page7TL1011:2024-06

TypeA

Theflammabilityisclassifiedasper

table1

.

Table1–Classificationofflammability

Property

TL1011-AV0

TL1011-AV1

TL1011-AV2

Afterflameaftereachexposuretoflame

≤10s

≤30s

≤30s

Afterglowaftereachexposuretoflame

≤30s

≤60s

≤60s

Totalafterflametimeafter10expo-surestoflame

≤50s

≤250s

≤250s

Drippingbehavior

Nodrippingflamingmaterial

Nodrippingflamingmaterial

Dripping

flamingmaterial

permissible

Ignitionofwadding/cotton

No

No

Yes

Burningorglowingcombustionofthespecimensuptotheclamp

No

No

No

4.6TestprocedureandrequirementsfortypeB

Testingandevaluationarecarriedoutasper

PV3357

.

5Applicabledocuments

Thefollowingdocumentscitedinthestandardarerequiredfortheapplicationofthisstandard:

S