CoMpoSITeS – FIberS AnD MATerIALS SIGRAPREG® …

1 Broad Base. Best FIberS AnD MATerIALSSIGRAPREG Pre-impregnated MATerIALS Made from Carbon, Glass,and Aramid Fibers22 Carbon FIberS and CoMpoSITeS made by SGL Comprehensive product rangeQ Integrated value chainQ Only European carbon fiber manufacturer Q Consistently high qualityQ Many different processing technologiesQ Innovative tailored solutionsQ High security of supplyQ Close-to-customer sales and distribution networkQ Global presence3buSIneSS unIT CoMpoSITeS FIberS AnD MATerIALSU nique integrated value chainSGL Group covers the complete value chain of carbon fiber products: from precursor via carbon FIberS , fabrics, and prepregs to the finished CFRP components. Our carbon FIberS produced by SGL Group in Europe and North America form the basis for all processing steps in fiber-reinforced composite applications. Carbon fiber-reinforced plastics are high-perfor-mance MATerIALS with unique properties.

2 They are used where other MATerIALS have reached their limits and are indispensable in many industries today, for lightweight components with ultra-high strength and Group is the only European manufacturer to cover the entire carbon fiber value chain: from raw material we produce ourselves via all intermediate steps to the finished end products. In this way, we can guarantee the highest product quality and security of many different processing technologies and comprehensive production, material, and application know-how, we can offer our customers tailormade solutions for their requirements for example in automotive production, the wind energy sector, and numerous other industrial pre-impregnated MATerIALS made from carbon, glass, and aramid FIberS SIGRAPREG woven, non-woven, unidirectional, and multiaxial fabric prepregs as well as our TowPregs and adhesive films are state-of-the-art reinforcing MATerIALS .

3 They are used in numerous industries, including automotive manufacturing, aerospace construction, the wind energy sector, mechanical engineering, medical technology, marine construc-tion, sports equipment production, and antiballistic protection. Video: From fiber to finished component sglgroupb Prepreg production44 Pre-impregnated semi-finished products MATerIALS with impressive all-round properties Q Excellent mechanical propertiesQ Low densityQ Low thermal expansionQ Good electrical conductivityQ Non-corrosiveQ Own resin formulation for individual resin systemsQ Low laminate thickness tolerances possible5 SIGRAPREG is the brand name for textile reinforcing MATerIALS made from high-quality carbon, glass, and aramid FIberS impregnated with different resin woven, non-woven, unidirectional, and multiaxial fabric prepregs as well as the TowPregs and adhesive films we supply are application-optimized high-performance MATerIALS .

4 Our pre-impregnated MATerIALS are fatigue- and corrosion-resistant and have excellent mechanical properties that make it possible to produce stiff, strong yet ultra-lightweight f ber-reinforced CoMpoSITeS . We can tailor the pre-impregnated products perfectly to your requirements, since we formulate our own state-of-the-art resin systems and are equipped with many different production and processing options for reinforcing MATerIALS . SIGRAPREG covers the whole range of carbon, glass, and aramid fiber MATerIALS . So we can offer a comprehensive portfolio capable of meeting the most diverse challenges. Typical applications include:Automotive industry: Our pre-impregnated MATerIALS are used in CoMpoSITeS for applications such as lightweight car body and structural components. For electric cars, entire passenger cells are produced from CFRP. Wind energy: In wind farms, pre-impregnated MATerIALS are used for the rotor blades of wind : Pre-impregnated MATerIALS are used for aircraft components such as fuselage and wing structures, floor beams, and floor panels, and in space engineering for engine industry: In the sports sector, CoMpoSITeS reinforced with pre-impregnated MATerIALS are used as a high-perfor-mance material for racing bike frames, racing car monocoques or golf clubs, fishing rods, and archery engineering: Pre-impregnated MATerIALS impart high strength and stiffness and good damping properties to components subject to extreme dynamic stresses.

5 Typical applications include gripper bars or lifting beams and transfer bars for automation protection: Pre-impregnated hybrid and aramid fabrics are used particularly for safety helmets and vehicle armor. SIGRAPREG pre-impregnated materialsmade from carbon, glass, and aramid fibersb SIGRAPREG unidirectional carbon prepregRelease paperfeedFiber / woven fabric / multiaxial fabric feed WindingCarrier paper feed Resin applicationImpregnationPrepreg manufacturing processpre-IMpreGnATeD MATerIALS6 The best resin systemfor each applicationThe pre-impregnated MATerIALS made by SGL Group are the result of advanced product development. We combine high-quality resin systems formulated in-house with state-of-the-art reinforcing MATerIALS . Our range includes a wide variety of resin systems with different glass transition points (Tg), curing temperatures, viscosity, tack, and storage stability. This enables us to supply MATerIALS with maximum performance and minimum weight that are optimally tailored to your specific resin systems for different requirementsResin system TypeTg[ C] Curingtemperature [ C]Shelf life at RT (20 C) daysShelf life at -18 CmonthsTa c k ImpactmodificationE500 | E501 | E502 | E503epoxy11080 1607012 MyesE300 | E301epoxy12070 120214L/M/HyesE400 | E402epoxy12080 1404012 LnoE310 | E311epoxy12080 160146L/M/HyesE320 | E321 | E322 | E323epoxy12090 1409012 MyesE450transp.

6 Epoxy120120 160286 MnoE700epoxy120140 1601412 MyesE302epoxy13070 1401412L/M/HnoE340epoxy140100 1509012L/MnoE330epoxy14580 1602812L/M/HyesE420snap-cure epoxy150120 1702812 MnoE800epoxy22080 2001412L/M/HnoP320 | P321 | P322phenolic> 200100 18018012M/HnoP310phenolic 120 16076L/M/H P500phenolic 150 1702812L/M/HyesOther resin systems available on request. L = Low, M = Medium, H = HighNomenclature key5 Weave / fiber orientation / fixation wovenPL 1/1 = plainTW 2/2 = twill 2/2 TW 4/4 = twill 4/4 VliesIS = Isotropmultiaxial 0 = 0 090 = 0 /90 45 = -45 /+45 045 = 0 /-45 /+45 04590 = 0 /-45 / 90 /+45 2 MaterialC = carbon G = glass A = aramid H = hybridF = film1 Brand nameSIGRAPREG3 TypeW = GewebeU = UnidirektionalB = BiaxialT = TriaxialQ = QuadriaxialN = VliesSIGRAPREG C W95-PL1/1-E331/48%12345676 Resin typeExxx = epoxy Pxxx = phenolic NF = no fixationSO = scrim one-sided SD = scrim double-sidedST = stitched7 Resin mass content in % 4 Arealweight in g/m2c Resin application for impregnation7 Prepregs based onwoven and non-woven structuresMaterial data of our SIGRAPREG non-woven prepregsMaterial type WeaveAreal weight (dry)

7 [g/m2]Width[cm] Resin typeResin masscontent [%]C N450-IS/NF-E501/65%isotropic non-woven450100epoxy65C N450-IS/NF-E420/65%isotropic non-woven450100snap-cure epoxy65 Other types available on produce the woven fabrics for our SIGRAPREG prepregs in our own weaving facility. We use 1k, 3k, 6k, 12k or 24k carbon fiber tow as the material basis. In hybrid woven fabrics, we also process glass and aramid non-woven prepregs base on our 50k carbon fiber. They are characterized by isotropic properties, the even distribution of the MATerIALSM aterial data of our SIGRAPREG woven fabric prepregs Material type WeaveAreal weight (dry)[g/m2]Width[cm] Resin typeResin masscontent [%]C W95-PL1/1-E323/48%plain95120epoxy48C W160-PL1/1-E323/50%plain160120epoxy50C W200-TW2/2-E311/48%twill 2/2200120epoxy48C W200-TW2/2-E501/48%twill 2/2200120epoxy48C W200-PL1/1-E323/42%plain200120epoxy42C W200-TW2/2-E420/40% twill 2/2200120snap-cure epoxy40C W245-TW2/2-E503/44%twill 2/2245100epoxy44C W245-TW2/2-E323/45%twill 2/2245120epoxy45C W245-TW2/2/SQ-E450/43%twill 2/2245120transp.

8 Epoxy43C W285-TW4/4-E323/42%twill 4/4285120epoxy42C W300-PL1/1-E302/42%plain300120epoxy42C W305-PL1/1-E331/41%plain305120epoxy41C W410-TW2/2-E501/42%twill 2/2410120epoxy42C W665-TW2/2-E323/40%twill 2/2665120epoxy40 Other types available on SIGRAPREG carbon woven fabric prepreg 8 Prepregs based on unidirectional and multiaxial fabricsAdhesive films based on our resin systemsOur SIGRAPREG unidirectional and multiaxial fabric prepregs can be produced on the basis of our own fabric structures as well as by direct processing of the reinforcing FIberS . In this way, we cover the whole range from very lightweight to heavier data of our SIGRAPREG unidirectional and multiaxial fabric prepregsMaterial typeConstructionAreal weight (dry)[g/m2]Width[cm]Resin typeResin mass content [%]UnidirectionalC U200-0/NF-E310/30% U255-0/NF-E322/37%unidirectional25560epo xy37C U300-0/NF-E420/38%unidirectional30030sna p-cure epoxy38 Material data of our SIGRAPREG adhesive filmsMaterial typeTg[ C]Curingtemperature [ C]Curing time[min]Max.

9 Operation temperature [ C]Areal weight [g/m ]Resin typeResin mass content [%]F 250-E600/100%851406060250epoxy100F 250-E620/100%12012060100250epoxy100F 250-E640/100%16016060140250epoxy100 Other types available on (fixed)C U100-0/SO-E501/40%unidirectional10060epo xy40C U150-0/SO-P310/38%unidirectional15060phe nolic38C U450-0/SD-E501/36% U600-0/SD-E501/33%unidirectional600125ep oxy33 MultiaxialC B160-45/SO-E501/47%biaxial16060epoxy47C B450-45/SO-E501/38% B300-45/ST-E331/42%biaxial300126epoxy42C B610-45/ST-E320/40%biaxial610126epoxy40 Other types available on SIGRAPREG adhesive films are thin epoxy or phenolic films. They ensure a good adhesion between our prepregs and different core MATerIALS , honeycombs, metals, and MATerIALSc SIGRAPREG TowPreg TowPregs based on fiber towsMaterial data of our SIGRAPREG TowPregsMaterial typeFineness of yarn [tex]TowPreg width [mm]TowPreg weight [g/1000m]Resin typeResin mass content [%]C TP24 TP4 TP50 epoxy39 Other types available on TowPregs made by SGL Group are pre-impregnated carbon, glass, and aramid fiber bundles.

10 Their resin content ranges from 26 to 40 %. The FIberS , resin, tack, and TowPreg width can be varied to suit individual customer requirements and produced with very high consistency. We can develop application-optimized material perfectly tailored to our customers TowPregs offer processing advantages over wet filament winding. This saves our customers time and money, while also offering benefits in terms of environmental protection and health & TowPregs from SGL Group, better results for challenging processes can be TowPregs not only give components very good mechanical properties. They also have excellent winding behavior that permits far more uniform winding to the highest for challenging fiber placement processes, our SIGRAPREG TowPregs are optimally suited. This is primarily a result of their constant width and easy applications include: Pressurized containers Marine masts Automotive components Sports articles Leaf springs Nomenclature key5 Width in mm2 MaterialC = carbon G = glass1 Brand nameSIGRAPREG3 TypeTP = TowPregSIGRAPREG C TP24 Resin typeExxx = epoxy Pxxx = phenolic8 Resin mass content in % 4 Number of filaments 4 = 4000 filaments 24 = 24000 filaments 50 = 50000 filaments6 Mechanical propertiestensile strength andtensile modulus in GPa101010A comprehensive range of application-optimized, high-performance develop new ideas, you need partners who can contribute added knowledge and think outside the box.