fr materials for railway applications and compliancy to the … · 2018. 5. 25. · our know-how...
TRANSCRIPT
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Our know-how makes your success
Don’t let the market leave without you
FR materials for railway applications and compliancy to the European standard
1
Alix LE SUEUR
Challenges and opportunities in a context of regulatory framework changes
Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
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Content
• Introduction
• Standard evolution
• What does it imply?
• FR strategy
• Target market and regulations
• Fire scenario?
• Work diagram
• CREPIM’s success stories
2CREPIM – Your fire safety is our duty Warsaw - 15th May 2018
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CREPIM
3Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
IntroductionStandard Evolution
FR StrategySuccess Stories
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CREPIM• Location: north of France
• Created in 1994, CREPIM belongs to the Top 5 fire laboratories in EU
• 4 services
Development department
Testing department
Certification department
Training department
• A team of 20 people and 1500 m2 arededicated to fire properties studyand improvement
4Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
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Our Expertise
• ISO 17025, 77-1, 2 & 3 COFRAC accredited since 1999
• SNCF/RATP recognition since 2003
I and F classifications
NF EN 45545-2 + A1 : 2016
• Notified laboratory (Euroclasses) since 2009
• Laboratory accredited for issuing M classification reports since 2010
• Laboratory certified CRT since 2007
• COFRAC ISO 45011 accreditation since 2013
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Why CREPIM ?
• We can accompany you through the issues and challenges of normative changes and evolutions
• We, as a certified, accredited and independent laboratory, can evaluate reaction to fire and fire resistance performances.
• We can train you so that you can apprehend the evolution of the regulations serenely
• We can develop with you fire-retarded products tailored to your markets
Identification of the tough
elements of the certification
process
Helpingcompaniesanticipatechanges
Formulate new materials
Access to markets through
certification
6Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
Quality
Flexibility
Reactivity
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Standard Evolution
7Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
What does it imply?
IntroductionStandard Evolution
FR StrategySuccess Stories
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The stakes
• Evolution of fire models in railway applications :
• New thermal stress levels
• New equipment to assess reaction to fire
• New parameters taken into account
8
National scale European scale
Flame spread F
Ignitability I
Smoke SToxicity T
Flame spread F
Ignitability I
Smoke SToxicity T
Rate of heat release R
Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
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Fire proofing strategy
9Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
IntroductionStandard Evolution
FR StrategySuccess Stories
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Fire scenario
10
EN 45545-2
EN 45545-3
Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
Retarding fire Resisting fire
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How to adapt a fireproofing strategy
11CREPIM – Your fire safety is our duty Warsaw - 15th May 2018
Application field
Target market
Required properties
Regulation - Tests to pass
Cost
Fireproofing
strategyMaterial :
Plastics + additives
Final product
Conception
Environmental
Toxicological concerns
Maintaining key
properties
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How to adapt a fire-proofing strategy
12CREPIM – Your fire safety is our duty Warsaw - 15th May 2018
Fire proofing strategy
Maintaining the other
key properties
Material: plastics & additives
Final product
conception
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13CREPIM – Your fire safety is our duty Warsaw - 15th May 2018
CREPIM’s success stories
IntroductionStandard Evolution
FR StrategySuccess Stories
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Vertical and horizontal downward facing interior surfaces
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Required compliancy
15CREPIM – Your fire safety is our duty Warsaw - 15th May 2018
EN 45545-2 R1 (small and medium scale tests)
Requirement StandardParameter and
unitMax or
MinHL1 HL2 HL3
R1
ISO 5658-2(50kW/m²)
CFE (kW/m²) Min 20 20 20
ISO 5660-1 (50kW/m²)
MAHRE (kW/m²) Max - 90 60
ISO 5659-2 (50kW/m²)
Ds(4) (a.u.) Max 600 300 150
VOF4 (min) Max 1200 600 300
CITG (a.u.) Max 1.2 0.9 0.75
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• Most of commonly used composites don’t comply with the EN 45545-2 standard : 50 kW/m²
• ISO 5658-2: Vertical radiant panel very difficult to pass
• ISO 5660: Heat released rate taken into account
• ISO 5659-2: Low smoke density criterion
State of the art
Top /Gel coat
Thermoplastic or thermoset
reinforced resin
Fire retardant strategy
to comply with EU std
Fire retardedTop/Gel coat
Mineral fillers or additives
promotingintumescence
16Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
Need to think over the whole fireproofing strategy
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Our feedback – Fire proofing plastics
0
2
4
6
8
10Toxicité
Opacité
Propagation deflamme
Diminution dudébit calorifique
Efficacité / Tauxde charge
Hydroxyde métallique
• Examples
• Aluminium hydroxide
• Magnesium hydroxide
• Boehmite
• Synergists
• Zinc hydrostannate
• Zinc stannate
• Zinc borate
• Nanoclay
17Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
Toxicity
Smoke density
Flame spread
Effectiveness/
loading rate
Reducing the
heat output
Metallic hydroxides
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• Fireblock unsaturated polyester
Development of fire retarded unsaturated polyester based resins
(Norsodyne) and gelcoats (Polycor) :
• Halogen free
• Based on intumescence phenomenon
• Won the 2011 JEC Innovation award
Polynt Composites project
R1 HL3 according to EN
45545-2
18Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
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Electrical applications
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Required compliancy
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EN 45545-2 : R22 to R26 (small scale tests)
Requirement Standard Parameter and unit Max or Min HL1 HL2 HL3
R22
EN ISO 4589-2 Oxygen index (%) Min 28 28 32
ISO 5659-2 (25 kW/m²) Dsmax (a.u.) Max 600 300 150
NF X 70-100-1 and 2 (600°C) CITNLP(a.u.) Max 1.2 0.9 0.75
R23
EN ISO 4589-2 Oxygen index (%) Min 28 28 32
ISO 5659-2 (25 kW/m²) Dsmax (a.u.) Max - 600 300
NF X 70-100-1 and 2 (600°C) CITNLP(a.u.) Max - 1.8 1.5
R24 EN ISO 4589-2 Oxygen index (%) Min 28 28 32
R25 EN 60695-2-11 Glow wire temperature (°C) Min 850 850 850
R26 EN 60695-11-10 Vertical small flame Min V0 V0 V0
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Amphenol Air LB project
• Development of a new fire retarded thermoplastic resin
dedicated to railway E&E applications:
• REACH compliant fire retardant solution
• Terminal blocks
• Harsh climatic environment : -60°C to 100 °C
• High fire properties and low smoke/low toxicity
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R22 HL3 according to
EN 45545-2
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Our feedback – Fire proofing plastics
0
2
4
6
8
10Toxicité
Opacité
Propagation deflamme
Diminution dudébit calorifique
Efficacité / Tauxde charge
Hydroxyde métallique
Dérivé halogéné
• Examples
• Polybrominated diphenyl ethers (PBDEs)
• Hexabromocyclododecane (HBCD)
• Bromophenol
• Chlorinated phosphate esters
• Synergists
• Antimony oxide
• Zinc borate
22Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
Toxicity
Smoke density
Flame spread
Effectiveness/
loading rate
Metallic hydroxides
Halogen derivatives
Reducing the
heat output
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Train seats
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Regulatory evolution for train seats
• Back and base shell (R5-HL3)
Fire reaction MAHRE < 60 kW/m²
Smoke opacity Ds4 < 150 and
VOF4 < 300 min
Smoke toxicity CITg < 0,75
• Upholstery (R21-HL3)
Fire reaction
Smoke density and toxicity
Integrity
• Complete seat test (annexes A and B)
Vandalism test
Fire test on vandalised seat
European harmonised
standard – EN 45545-2
Update
• Each component separately
Fire reaction M1
Smoke opacity and toxicity
F4
• Complete seat test (UIC 564-2,
appendix 13)
Seat must self extinguish
after 10min max.
No flaming droplets
Former national French
standard - NF F 16 101
24Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
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Train seats
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EN 45545-2 : R18 (full scale seat test)
& R21 (small scale tests)
Requirement StandardParameter and
unitMax or
MinHL1 HL2 HL3
R18 ISO/TR 9705-2MAHRE (kW) Max 75 50 20
HRR peak (kW) Max 350 350 350
R21
ISO 5660-1 (25kW/m²)
MAHRE (kW/m²) Max 75 50 50
ISO 5659-2 (25kW/m²)
Dsmax. (a.u.) Max 300 300 200
CITG (a.u.) Max 1.2 0.9 0.75
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• Most commonly used systems (textile covering + interlayers + foam) don’t comply with the EN 45545-2
• Whole seat assembly tested
• Heat released rate taken into account
• Vandalised seat tested
Need to think over the whole fireproofing strategy
Train seats – state of the art
Textile covering
Interlayers
Foam
Heat resistant non-woven para-aramid
Neat PU foam or graphited
FR textilePET FR
OrPET + FR back coating
Heat resistant non-woven para-aramid
(possible to forego it)
Neat foam or foam + back coating
compliant with
National std
adaptation needed to
comply with EU std
“all in one” FR textile
covering
26Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
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• ENSCL/CREPIM/ENSAIT• EU funded
Development of a new textile covering based on :
• PET
• Metal phosphinate
• Polysilsesquioxane nanofiller (act as a synergist with FR system)
INTUMAT project
27Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
Cone calorimeter test at 50 kW/m²
Sample at 25 mm from the radiant heat sourceCone calorimeter test at 50 kW/m²
Sample at 25 mm from the radiant heat source
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• Double advantage of the textile developed
• Fire retardant properties and foam protection
• Vandalism resistant HOW ? fabric is weaved with technical core-wrapped yarns PET-FR/p-aramid (Friction spinning process)
Warp
Weft
WarpW
eft
After vandalization test
Train seats
28Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
Front Back
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• Results
• New textile developed successfully passes the whole testing process for seats
Small scale test : R21 HL3
Large scale test on vandalised seat: R18 HL3
Train seats
ISO 5660-1 (25kW/m²) ISO 5659-2 + IRTF
Name Ignition time (s)HRR peak(kW/m²)
THR (MJ/m²) TSV (m²)Residual
weight (%)MAHRE (kW/m²)
CIT (4min CIT (8min) Ds max
First assembly 122 223.1 97.6 6.01 18.5 103.1 0.03 0.18 555
Final assembly 148 126.1 6.0 1.3 91.1 24.0 0.01 0.01 86.8
HL3 - - - - - 50 0,75 200
EN 45545-2 Appendix A et B
Nom Vandalism Residual weight (%) THR (MJ) HRR peak (kW) MAHRE (kW)
Final assembly Not possible 99.7 2.35 2.60 8.4
HL3 - - - 350 20
29Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
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• With the evolution of standards, we need to increase our level of expertise
• So why choose CREPIM?
• We have fully integrated part 2 and 3 of the EN 45545
• We are part of standardisation committees so we are capable of anticipating the evolution of the tests and of the requirements’ criteria
• We are all chemists
• Better understanding of the relationship between a material’s nature and its reaction to fire
• Capable of interpreting results in terms of chemical degradation
• We are experienced in implementing and characterising materials
• We have networks and privileged links with FR suppliers and outsourcers
30Warsaw - 15th May 2018CREPIM – Your fire safety is our duty
Conclusion
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How we can help you?
• Define your need and target for the material regarding fire safety and the system as a whole – EN 45545 parts 1 to 3
• Define the fire scenario
• Measure and analyse the current material’s performances
• Innovation : implementation of technological roadmap
• New FR systems
• New resin
• New assembly
• Make the link between FR performances and cost effectiveness
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THANK YOU FOR YOUR ATTENTIONDo you have any questions?
32CREPIM – Your fire safety is our duty Warsaw - 15th May 2018
Alix LE SUEUR
+33 (0)3 21 61 64 [email protected]