FIRE, SMOKE & TOXICITY RETARDANT MATERIALS

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1 PRODUCT INFORMATION : FST MATERIALS DELIVERING THE FUTURE OF COMPOSITE SOLUTIONS FIRE, SMOKE & TOXICITY RETARDANT MATERIALS gurit@gurit.com

2 Gurit has established itself as a leading global supplier of composite materials, engineering, tooling, parts and systems. Over 30 years experience in the practical application of composites across various market sectors, combined with a unique technical approach enables Gurit to offer the complete composite solution. Gurit s range of fire retardant products are designed to deliver high performance laminates whilst meeting demanding fire requirements. The ease of use and processing of these systems allow large parts to be manufactured in one operation using vacuum only consolidation. The fire retardant range is available in a wide variety of formats from ambient curing liquid systems, to elevated curing SPRINT products. Typical applications include cladding of buildings, interior and exterior aerospace and train parts, commercial / military craft and fire protection on passenger ferries / superyachts. 0 Front cover photo courtesy of SL-Rasch 1

3 GURIT S RANGE OF FST MATERIALS PRODUCT NAME MAIN FEATURES LOWEST CURE FASTEST CURE RECOMMENDED PROCESSING METHOD TEMP ( O C) TIME (HRS) TEMP ( O C) TIME (MINS) MAX Tg BY DMA ( O C) SHELF LIFE -18 O C (MTHS) +21 O C (DAYS) TYPICAL REINF REINFORCEMENT FIRE STANDARD FIRE RATING ACHIEVED PAGE Laminating Ampreg 21FR Prepreg & SPRINT ST 70FR ST 91FR ST 120FRSBL SE 120FRSBL SE 90 FRBL Range of working times Capable of ambient only cures Ideal for wet laminating large composite structures Curable at 70 o C in thick sections Available in SPRINT and Prepreg formats Range of compatible 70 o C curing products Outstanding compressive Low void content vacuum bag processing Light tack - suitable for use in higher ambient s Suitable for thick and thin sections Tested to EN45545-HL2 Rating in R7 (HL1 in R1) Curable at s as low as 95 C 120 C Tg using vacuum bag processing Excellent tack and drape for easy in-mould repositioning SPRINT enables high quality thick cored laminates to be produced in one operation Tested to EN45545-HL2 Rating in R7 (HL1 in R1) Curable at s as low as 95 C Can achieve 120 C Tg using vacuum bag processing Excellent drape for easy in-mould repositioning Black tinted resin Outstanding compressive Suitable for thick and thin sections N/A See Product TDS gm 2 woven or multiaxial glass ESSENTIALS UD carbon prepreg Biax / woven E-glass SPRINT Biax / woven carbon SPRINT SPECIALIST g/m 2 Multi-axial Carbon g/m 2 Multi-axial Glass g/m 2 Multi-axial Carbon up to 300g Unidirectional Carbon up to 300g Unidirectional E-Glass 580g Woven E-glass 600g Woven E-glass 850g Woven E-glass UL 94 5th Edition 2001 V-O V-O V-O BS476 Part 6 Fire Propagation A1: 2009 I = i1 = 1.68 i2 = 9.66 i3 = 0.91 BS476 Part 7 Surface Spread of Flame Class 2 BS476 Part 6 Fire Propagation BS476 Part 7 Class 1 BS 6853 Annexe B.2 Area Based Toxicity (R) 1.2 I =11.3 ( i1 1.7) (i2 7.3) (i3 2.3) ISO Critical Heat Flux (CFE) kw/m 2 DIN ISO g Woven E-glass ASTM E84 900g Stitched Triaxial E-glass BS476 Part 7 Burning Class (S) 4 Smoke Development Class (SR) 2 Dripping Class (ST) 2 PN-K-02511:2000 UIC Code Ap7 Class I 900g Stitched Triaxial E-glass UL-94 V-O 300g Stitched Biaxial E-glass 300g Unidirectional Carbon ISO Maximum Average Rate of Heat Release (MARHE) 60.2 kw/m 2 ISO Maximum Smoke Value DS (Max) 414 Smoke Value at 4 minutes Ds(4.0) 400 Total Smoke Release after 4 minutes (VOF4) 1011 Smoke Toxicity Index after 4 minutes CITG(4.0) 0.33 EN45545 HL2 Rating in R7 Category (HL1 in R1) ISO Critical Heat Flux (CFE) 38 kw/m 2 ISO Maximum Average Rate of Heat Release (MARHE) 58.5 kw/m 2 ISO Maximum Smoke Value DS (Max) 367 Smoke Value at 4 minutes Ds(4.0) 362 Total Smoke Release after 4 minutes (VOF4) 803 Smoke Toxicity Index after 4 minutes CITG(4.0) g/m 2 HEC TBA TBA 6 P1 A Resin / Surface Films SA 120FRSBL Provides an effective fire retardant layer using the 120FRS resin matrix Curable at s as low as 95 C Provides additional resin for core bonding x light-weight glass scrim N/A See SE 120FRS 7 SF 120FRSBL Provides an effective fire retardant layer using the 120FRS resin matrix Compatible with Epoxy & certain Phenolic prepregs Curable at s as low as 95 C Improves de-moulded surface finish x light-weight glass scrims Co-cured with PHG g woven E-glass ISO (indicative only) Max Average Rate of Heat Release (MAHRE) kw/m 2 7 SF 80FROBL Provides an effective fire retardant layer Compatible with Epoxy & certain Phenolic prepregs With the correct tooling can provide a high gloss black surface finish x light-weight glass scrims Co-cured with PHG g woven E-glass ISO (indicative only) Max Average Rate of Heat Release (MAHRE) kw/m Using Slow Hardener 2 Using Standard Hardener 3 Post-cure at 40 o C for 16 hours recommended PRODUCT NAME MAIN FEATURES SHEAR COMPRESSION DYNAMIC STRENGTH MODULUS ELONGATION STRENGTH MODULUS IMPACT RESISTANCE FATIGUE FST HEAT STABILITY HDT PANEL RESIN UPTAKE PROCESSIBILITY COMPATIBILITY 3RD PARTY OUT-GASSING WATER ABSORPTION MACHINIBILITY VE PE EP PN CERTS / FIRE CERTIFICATIONS PAGE Gurit G-PET FR - Recyclable fire retardant foam for civil applications - Also available with LITE surface treatment Fair Fair Good Fair Fair Fair Good Excellent Excellent Excellent Fair Good Good Good Y Y Y Y Germanischer Lloyd 8 Gurit Balsaflex - Classic wood core - Available in typical densities & formats - Very high mechanical - Sustainably and responsibly sourced Outstanding Outstanding Fair Outstanding Outstanding Fair Good N/A Outstanding Outstanding Fair Outstanding Fair Fair Y Y Y Y Germanischer Lloyd Lloyds 8 2 3

4 Ampreg 21FR BS476 Class 2 Laminating System BS476 part 6&7 class 2 Up to 10 hours working time ST 91FR Fire Retardant SPRINT SPRINT Technology 90 o C cure Up to 10 hours working time at 25 o C / 77 o F; ideal for laminating large composite structures Meets BS476 part 6 & 7 class 2 Meets UL94 V0 rating Low initial mixed viscosity for fibre/fabric wet-out Low exotherm & shrinkage Ampreg 21FR has been optimised for the manufacture of large composite structures using hand layup, and vacuum bagging techniques. Ampreg 21FR has been designed to give excellent mechanical and thermal from both ambient cures, and moderate postcures (50 C). This system uses Ampreg 21 hardeners and is available with a range of hardener speeds, from Fast to Ultra Slow. Laminating of large composite structures for infrastructure, marine and rail applications. Fire retardant Capable of meeting ASTM E84 Class 1 Capable of meeting BS 476 Part 7 Class 1 Capable of meeting UL 94 V0 Outstanding compressive Low void content vacuum bag processing Controlled flow Suitable for thick and thin sections Light tack - suitable for use in higher ambient s Compatible with SF 80FROBL for improved performance ST 91FR is a fire-retardant, hot-melt, epoxy prepreg system that offers an extremely good balance of mechanical. Capable of meeting ASTM E84, UL 94 V0, BS 476 Part 7 Class 1. The system is ideal for structural components where self-extinguishing fire performance and high load bearing capability are desired. ST 91FR can be cured at 90 C and retains an outlife of up to 14 days at 21 C. With its 90 minute cure at 120 C, it is also suitable for the quick manufacture of parts, and is also used in the development of trial components. ST 91FR is ideally suited to marine and civil applications where structural laminates with a good degree of fire retardancy is required. ST 70FR Fire Retardant SPRINT BS476 part 6&7 class 0 70 o C cure ST 120FRSBL Low Smoke FR Epoxy SPRINT SPRINT Technology 95 o C cure Meets BS476 part 6 & 7 class 0 rating Achieves BS6853 Annex B2 Capable of meeting FAR25.853, 12 second & 60 second burn Suitable for Lloyds and MCA compliant structures SPRINT format allows high quality thick cored laminates to be produced in one operation ST 70FR is a low curing fire retardant epoxy SPRINT product. The SPRINT format makes this product ideal for the manufacture of thick sections requiring a high level of fire protection. It can be cured at s as low as 70 o C, but can also be used for the rapid manufacture of components through its 60-minute o C. ST 70FR provides high quality laminates from out of autoclave, vacuum only processing. Industrial / commercial marine craft and civil applications where thick fire retardant laminates are required. Tested to EN HL2 Rating in R7 Category (HL1 in R1) Curable at s as low as 95 C (203 F) Can achieve 120 C Tg using vacuum bag processing Excellent tack and drape allowing easy in-mould repositioning SPRINT enables high quality thick cored laminate production in one operation The SPRINT format makes this product ideal for the manufacture of thick sections requiring a high level of fire protection. It can be cured at s as low as 95ºC / 203ºF, but can also be used for faster manufacture of components through its 120 minute cure at 140ºC / 284ºF. ST 120FRSBL provides high quality laminates from out of autoclave, vacuum only processing. ST 120FRSBL has been tested in accordance with the stringent European fire test standard EN45545, achieving a HL2 rating in R7 category (HL1 in R1). ST 120FRSBL is ideally suited to rail / industrial / commercial marine craft and civil applications where thick fire retardant laminates are required. 4 5

5 SE 120FRSBL Low Smoke FR Epoxy Prepreg Tested to EN o C cure SA 120FRSBL Low Smoke FR Epoxy Resin Film Ideal for core bonding Tested to EN HL2 Rating in R7 Category (HL1 in R1) Curable at s as low as 95 C (203 F) Can achieve 120 C Tg using vacuum bag processing Excellent drape allowing easy in-mould repositioning Curable at s as low as 95 C (203 F) Can achieve 120 C (248 F) Tg using vacuum bag processing Excellent drape allowing easy in-mould repositioning Provides additional resin for core bonding SE 120FRSBL is a low curing fire retardant & smoke suppressant epoxy prepreg product. SE 120FRSBL can be cured at s as low as 95ºC / 203ºF, but can also be used for faster manufacture of components through its 120 minute cure at 140ºC / 284ºF. SE 120FRSBL provides high quality laminates from out of autoclave, vacuum only processing. SE 120FRSBL has been tested in accordance with the stringent European fire test standard EN45545, achieving a HL2 rating in R7 category (HL1 in R1). SE 120FRSBL is ideally suited to rail / industrial / commercial marine craft and civil applications where thick fire retardant laminates are required. SA 120FRSBL provides an effective fire retardant layer to be used in conjunction with SE 120FRSBL / ST 120FRSBL prepreg / SPRINT to produce high quality sandwich laminates from out of autoclave, vacuum only processing. SF 120FRSBL Low Smoke FR Epoxy Surface Film Compatible with PH 840 Phenolic Provides an effective fire retardant layer using the proven 120FRS resin matrix Surface film to generate a resin rich surface Compatible with Epoxy & certain Phenolic prepregs Curable at s as low as 95 C (203 F) Improves de-moulded surface finish Can achieve 120 C (248 F) Tg using vacuum bag processing Excellent drape allowing easy in-mould repositioning SE 90FRBL FR Epoxy Prepreg Fire retardant Black tinted resin 90 o C cure SF 120FRSBL provides an effective fire retardant layer to be used in conjunction with SE 120FRSBL / ST 120FRSBL prepreg / SPRINT to improve the surface finish direct from out of autoclave, vacuum only processing. Fire retardant Black tinted resin Outstanding compressive Controlled flow SF 80FROBL Fire Retardant Surfacing Film Surface film to generate a resin rich surface 85 o C cure Light tack Suitable for thick and thin sections SE 90FRBL is a fire-retardant, hot-melt, epoxy prepreg system that offers an extremely good balance of mechanical. The system is ideal for structural components where self-extinguishing fire performance and high load bearing capability are desired. SE 90FRBL can be cured at 90 C, yet retains an outlife of up to 56 days at 23 C. With its 90 minute cure at 120 C, it is also suitable for the quick manufacture of parts, and is also used in the development of trial components. SE90 FRBL is ideally suited to marine and civil applications where high strength stuctural laminates with a degree of fire retardancy are required. Provides an effective fire retarding layer to epoxy substrates With the correct tooling can provide a high gloss black surface finish Resistant to moisture ingress SF 80FROBL surfacing material is a Fire Retardant Obliterated Black (FROBL), filled epoxy film. It provides an effective fire retarding layer capable of withstanding exposure to fire, while preventing the epoxy substrate from combustion. SF 80FROBL can be used directly against a suitably release treated mould surface, with prepreg or SPRINT plies laid up behind it, or as a final layer in the mould. The product is sufficiently tacky to aid placement into vertical surfaces of a mould. SF 80FROBL can be cured with vacuum only processing. The epoxy system is supplied ready impregnated into a supporting medium and ready catalysed, requiring only a moderate cure. Typical applications include protection of structural components in high risk areas such as engine bays, exhaust runs, and around the fuel system. 6 7

6 G-PET FR Fire Retardant Structural Core Recyclable High temp processing performance (Evaluated against DIN 5510, ASTM E1354, ASTM E662 & BSS7239) Withstands high process s Excellent chemical resistance Good adhesion & mechanical Recyclable Compatible with all composite processes Available with G-PET LITE technology TECHNICAL INFORMATION AND PRICING G-PET 75FR and G-PET 100FR have been developed in order to meet the growing need for structural core materials with good Fire, Smoke and Toxicity (FST) used in Marine, Civil and Transportation markets. It offers a much lower cost FST material compared to high cost / high performance materials such as PMI, PEI, PES foams, addressing lower requirements and needs. Starting with G-PET which Gurit s extruded structural PET core, flame retardant additives are added to improve FST. The manufacturing process remains the same as G-PET, with slight variation in process settings. The material is available in all standard knife cut finishes as well as the new surface heat treatment technology G-PET LITE. G-PET FR is produced in Gurit Tianjin, China. G-PET can be processed at high s, withstanding exotherms up to 150 o C / 300 o F and offers outstanding fatigue, chemical resistance, good adhesion, is a highly consistent extruded foam, it is ideal for wind energy, marine, industrial, and transportation applications. Applicable processing techniques include vacuum infusion, bonding, prepreg, and thermoforming. For more detailed information on fire, smoke and toxicity retardant materials, as well as the complete Gurit product portfolio, please visit: to view the following: Product Data Sheets Corporate Videos News / Case Studies Composite Guides Events Schedules Representatives Contact Details Product Brochures For pricing or other enquiries, please contact gurit@gurit.com Available in a wide range of thickness and finishes. Gurit Balsaflex Classic Wood Core Natural and Sustainable GL certified High strength to weight ratio High quality composite core material made from end grain balsa Highest strength to weight ratio of any structural core Natural, sustainable and responsibly sourced Gurit Balsaflex is the classic end-grain balsa wood core, featuring very high strength to weight ratio. When an application requires high-strength and stiffness and cost effectiveness, Gurit Balsaflex is a suitable solution due to a good balance between cost, and weight. Gurit Balsaflex is available in a range of densities, thicknesses, formats and finishes. Gurit Balsaflex is GL and Lloyds approved. Product Datasheets Gurit Balsaflex is used for wind turbine blades and nacelles, marine, automotive, truck, rail and aircraft parts. Gurit Balsaflex can be supplied in sheet form or kit-cut to customer s desired shapes. Case Studies 8 9

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