Transcription

Structural AdhesivesAerospace Product Selector Guide

Structural Adhesives 3Structural AdhesivesMetal & Honeycomb Bonding p. 6Film Adhesives p. 4Composites Bonding and Repair p. 10Composite Surface Preparation p. 14Syntactic, Core Fill and Abradable p. 18Surfacing & Lightning Strike Protection p. 16Primers p. 24StructuralAdhesivesMetal, HoneycombBonding & Repair p. 28Paste Adhesives p. 26Composite Bonding and Repair p. 36Fire Retardants p. 45Mold Release p. 58Liquid Shim p. 46Laminate and Wet Lay-up Resins p. 50Potting and Edge Fill p. 54

Structural AdhesivesFilm Adhesives 5Film AdhesivesWith over four decades of experience:LOCTITE film adhesivesFilm adhesives: the basicsFilm adhesives are pre-catalyzed adhesives offered in sheet form for metal, composite bonding,and honeycomb applications. Film adhesives are offered in defined areal weights in roll or sheetform.Advanced level: LOCTITE film adhesivesOur broad portfolio of film adhesives includes advanced technologies to address today and tomorrow’s most demanding applications. Being a long-term partner for aircraft m anufacturersglobally, Henkel provides sustainable film adhesive solutions that enhance p erformance andsafety of aircraft as well as the manufacturer’s production efficiency.Why choose LOCTITE film adhesives?›› Enables large part manufacture›› Better toughness›› Durable bonding›› Bond line thickness control›› Handling and reliability›› Long shop lifeLOCTITE film adhesives:Facts at a glanceLOCTITE film adhesives key features›› Pre-catalyzed, no mixing or measuring needed›› Mix of epoxy resin and curing agent cast into a film.›› Usually supplied with a scrim for bond line control, toughnessand handling›› Typical thickness ranges from 5 mils to 15 mils (0.1 – 0.4 mm)›› Allows precise placement of adhesive on part›› Enables up to 15 days to assemble aircraft parts›› Allows precise amount of adhesive to be placed on part›› Controlled flow, ability to reticulate›› Bonds various substratesKey factors to consider when choosing the right LOCTITE film adhesive: Henkel. With partnership of FACC team im Ried im Innkreis, Austria.›› Environmental and temperature resistance›› Fracture toughness›› Cure time and temperature›› Lightning strike protection

Structural AdhesivesMetal & Honeycomb Bonding 7Film AdhesivesMetal & Honeycomb BondingMetal & Honeycomb BondingQualified to major aerospace specifications:ApplicationMetal & HoneycombBonding Characteristics250 F / 121 C Service 300 F / 149 C ServiceLOCTITE metal & honeycomb bonding products350 F / 177 C ServiceFully developed metal & honeycomb solutionsHow to identify a technically advanced metal & honeycomb bonding solution? Just ask if it offersvery low weight, high fatigue resistance, maximum durability and significant production costssavings. If it does, this is a LOCTITE solution.Why choose LOCTITE metal & honeycomb solutions?›› Improved toughness›› Excellent resistance to high temperatures›› Good tack and drapeBulk Properties›› Excellent adhesion to aluminum and composite substratesLOCTITE metal & honeycomb bonding:Facts at a glanceProductLOCTITE metal and honeycomb film key features›› Pre-catalyzed, no mixing or measuring›› Controlled flow›› Typical thicknesses range from 5 mils to 15 mils (0.1 – 0.4 mm) ›› Ability to reticulate›› More durable bonds›› Long out timeKey factors to consider when choosing the right LOCTITE product for metal & honeycomb bonding›› Substrate preparation›› Part size and shape›› Operating temperature requirements›› Bond joint design›› Operating environment›› Strength requirements (peel or shear)250 F / 121 C250 F / 121 C350 F / 177 CCure Time90 Minutes90 Minutes60 MinutesStorage Temperature( F / C)0 F / -18 C0 F / -18 C0 F / -18 COut-time (Days @77 F / 25 C) – FILM20 Days20 Days15 DaysOut-time (Days @90 F / 32 C) – FILM10 Days10 Days10 DaysBell Peel 77 F (lb / in)25 C (N / 25 mm)54 lbs / in240 N / 25 mm–13 lb / in58 N / 25 mmT Peel 77 F (lb / in)25 C (N / 25 mm)37 lbs / in165 N / 25 mm35 lbs / in156 N / 25 mm–-67 F (psi) /-55 C (MPa)5,500 psi /37.9 MPa5,500 psi /38.0 MPa3,900 psi /27.0 MPa77 F (psi) /25 C (MPa)6,000 psi /41.3 MPa5,850 psi /40.3 MPa4,800 psi /33.1 MPa180 F (psi) /82 C (MPa)4,000 psi /27.6 MPa3,700 psi /25.5 MPa–250 F / 121 C:2,000 psi / 13.8 MPa250 F / 121 C:1,300 psi / 9.0 MPa350 F / 177 C:2,800 psi / 19 MPaHoneycomb Climbing DrumPeel @ 77 F (in·lb/in) /25 (m·N/m)60 in.lb / 3 in80 m.N / m60 in.lb / 3 in89 m.N / m12 in.lb / 3 in50 m.N / mFlatwise [email protected] 77 F / 25 C (psi / MPa)1,400 psi / 9.6 MPa1,100 psi / 7.6 MPa1,000 psi / 6.9 MPaTg Dry ( F / C)248 F / 120 C240 F / 116 C392 F / 200 CTg Wet ( F / C)210 F / 99 C200 F / 93 C300 F / 150 CTensile Strength (dogbone)@ 77 F (psi) / 25 C (MPa)7,500 psi / 51.7 MPa7,500 psi / 51.7 MPa–Tensile [email protected] 77 F (ksi) / 25 C (MPa)345 ksi / 2,377 MPa346 ksi / 2,377 MPa–[email protected] 77 F / 25 C (% at break)7.5 %7.5 %–Compressive [email protected] 77 F (psi) / 25 C (MPa)11,500 psi / 79.3 MPa11,500 psi / 79.3 MPa–Compressive [email protected] 77 F (ksi) / 25 C (MPa)310 ksi / 2,136 MPa310 ksi / 2,136 MPa–LOCTITEEA 9628AEROLOCTITEEA 9628HAEROLOCTITEEA 9658AEROKnown AsHysol EA 9628 Hysol EA 9628H Hysol EA 9658 PackagingRollRollRollTENSILE LAP SHEARMechanicalPropertiesThe LOCTITE portfolio of metal bonding films is broad and addresses many needs of customerapplications. LOCTITE has products covering service temperatures from 250 ºF / 121 ºC to550 ºF / 288 ºC and will bond to chemically treated metallic substrates.›› Good reticulation 550 F / 288 C ServiceCure Temperature ( F / C)In the honeycomb and metal assembly segment, Henkel offers metal bonding films for originalconstruction and repair qualified to all major aerospace specifications. LOCTITE films are onecomponent, heat curing thin film adhesives. Materials are specifically designed for m aximumdurability, high strength and toughness with temperature resistance designed for their o peratingenvironment AvailabilityDescriptionElevated Temperature(psi / MPa)New Product NameLOCTITEEA 9628AERO Good Toughness 250 F/ 121 C Cure Bonds Many Materials Excellent DurabilityLOCTITEEA 9628HAERO Excellent Durability 250 F/ 121 C Cure Applications Include HelicopterBlade Bonding Good Toughness Product is preferred for helicopterblade c onstruction because of theproduct flow characteristics andits ability to be cured in an out ofautoclave processLOCTITEEA 9658AERO Increased toughness with hightemperature performance Designed for composite, metal orhoneycomb State of the art flow control tominimize hole blockage and excessflash/flow Thermally stable Offered with a companion low VOCwater based corrosion inhibiting primer, LOCTITE EA 9258.1 AERO

Structural AdhesivesFilm AdhesivesMetal & Honeycomb Bonding 9Metal & Honeycomb BondingMetal & Honeycomb BondingApplicationMetal & HoneycombBondingCharacteristics250 F / 121 C ServiceNotes 300 F / 149 C Service 350 F / 177 C Service550 F / 288 C ServiceCure Temperature ( F / C)Cure TimeBulk PropertiesProductAvailabilityDescription250 F / 121 C250 F / 121 C or350 F / 177 C225 – 275 F /107 – 129 C250 F / 121 C or350 F / 177 C60 Minutes / 120 Minutes60 Minutes60 – 120 Minutes60 – 90 Minutes60 – 120 MinutesStorage Temperature( F / C)0 F / -18 C0 F / -18 C0 F / -18 C0 F / -18 C0 F / -18 COut-time (Days @77 F / 25 C) – FILM30 Days14 Days90 Days60 Days30 DaysOut-time (Days @90 F / 32 C) – FILM15 Days10 Days45 Days30 Days30 DaysBell Peel 77 F (lb / in)25 C (N / 25 mm)–87 lbs / in387 N / 25 mm20 lbs / in89.6 N / 25 mm75 lbs / in334 N / 25 mm20 lbs / in89 N / 25 mmT Peel 77 F (lb / in)25 C (N / 25 mm)–––––-67 F (psi) /-55 C (MPa)2,000 psi /13.8 MPa6,350 psi /43.8 Mpa4,400 psi /30.3 MPa7,000 psi /48.3 MPa3,600 psi /26.2 Mpa77 F (psi) /25 C (MPa)2,000 psi /13.8 MPa6,100 psi /42.0 MPa5,000 psi /34.5 Mpa6,000 psi /41.3 MPa4,500 psi /31.0 MPa180 F (psi) /82 C (MPa)–3,900 psi /26.9 MPa4,500 psi /31.0 MPa4,507 psi /31.1 Mpa–350 F / 177 C:2,400 psi / 16.5 MPa250 F / 121 C:2,100 psi / 14.5 MPa300 F / 149 C:3,400 psi / 23.4 Mpa250 F / 121 C:2,000 psi / 12.8 MPa270 F / 132 C:1,300 psi / 9.0 MPaHoneycomb Climbing DrumPeel @ 77 F (in·lb/in) /25 (m·N/m)–18 in.lb / in80 N.m / m18 in.lb / 3 in82 m.N / m78 lbs / in116 m.N / m27 in.lb / 3in40 m.N / mFlatwise [email protected] 77 F / 25 C (psi / MPa)–925 psi /6.4 MPa1,200 psi / 8.3 MPa1298 psi / 9.0 MPa1,070 psi / 7.4 MPaTg Dry ( F / C)568 F / 298 C240 F / 115 C302 F / 150 C253 F / 123 C293 F / 145 CTg Wet ( F / C)410 F / 210 C200 F / 95 C203 F / 95 C200 F / 93 C190 F / 88 CTensile Strength (dogbone)@ 77 F (psi) / 25 C (MPa)––11,000 psi / 76 MPa6,839 psi / 47.3 MPa–Tensile [email protected] 77 F (ksi) / 25 C (MPa)––450 ksi / 3,100 MPa277.3 ksi / 1,912 MPa–[email protected] 77 F / 25 C (% at break)––3.00 – 4.00 %16.00 %–Compressive [email protected] 77 F (psi) / 25 C (MPa)–––––Compressive [email protected] 77 F (ksi) / 25 C (MPa)–––––LOCTITEEA 9673AEROLOCTITEEA 9690AEROLOCTITEEA 9695AEROLOCTITEEA 9696AEROLOCTITEEA 7000AEROKnown AsHysol EA 9673 (BMi)Hysol EA 9690 Hysol EA 9695 Hysol EA 9696 Hysol PL 7000 NEW!PackagingRollRollRollRollRollLOCTITEEA 9695AERO X-ray Opaque Excellent Environmental Resistance Reticulatable Good Pre and Post Bond MoistureResistance Low Flow Allows 250 F / 121 C or 350 F /177 C Cure Co-Cure with Composites Long Out time Facilitates ShopFloor Usage and Repair ApplicationsLOCTITEEA 9696AERO Excellent Environmental Resistance High Toughness Maintaining Service Temperature Balanced Flow Allows from225 F to 265 F /107 C to 129 C Cure Long Out-time Facilitates ShopFloor Usage and Repair Applications ReticulatableLOCTITEEA 7000AERO Dual temperature cure capabilities Epoxy film adhesive for compositebonding applications Excellent performance properties incomposite bonding Excellent results on compositesurfaces Excellent fracture toughness (G1c)TENSILE LAP SHEARMechanicalProperties 350 F / 177 C 475 F / 121 CElevated Temperature(psi / MPa)New Product NameLOCTITEEA 9673AERO Service to 550 F / 288 C No Volatiles During Cure Bismalimide based chemistryLOCTITEEA 9690AERO Low Flow Exceptional Peel Strength Available with Knit or Non-WovenMat Excellent Performance with LowPressure Cures

Structural AdhesivesFilm AdhesivesComposites Bonding 11Composites BondingComposite BondingWhen structural integrity matters:ApplicationComposite Characteristics250 F / 121 C Service 300 F / 149 C ServiceLOCTITE composite bondingand repair film adhesives350 F / 177 C ServiceHenkel gives a strong answer: LOCTITE composite bonding adhesivesCure Temperature ( F / C)MechanicalPropertiesWhy choose LOCTITE composite bonding adhesives?›› Good environmental resistance›› Improved toughness›› Bond line thickness control›› Good tack and drapeBulk PropertiesLOCTITE composite bonding adhesives:Facts at a glanceLOCTITE composite bonding adhesives key features:›› High temperature service›› Toughness tailorable to requirements›› Compatibility with aerospace prepreg systems›› Variations in form: thickness or weight›› Good wetting of composite surfaces›› Excellent chemical resistance›› High mechanical performance›› Service temperature›› Glass transition temperature (Tg)›› Shelf life / out-time›› Toughness›› Cure temperatureProductAvailabilityKey factors to consider when choosing the right LOCTITE composite bonding adhesive250 F / 121 C250 F / 121 C350 F / 177 CCure Time90 Minutes90 Minutes60 MinutesStorage Temperature( F / C)0 F / -18 C0 F / -18 C0 F / -18 COut-time (Days @77 F / 25 C) – FILM20 Days20 Days15 DaysOut-time (Days @90 F / 32 C) – FILM10 Days10 Days10 DaysBell Peel 77 F (lb / in)25 C (N / 25 mm)54 lbs / in240 N / 25 mm–13 lb / in58 N / 25 mmT Peel 77 F (lb / in)25 C (N / 25 mm)37 lbs / in165 N / 25 mm35 lbs / in156 N / 25 mm–-67 F (psi) /-55 C (MPa)5,500 psi /37.9 MPa5,500 psi /38.0 MPa3,900 psi /27.0 MPa77 F (psi) /25 C (MPa)6,000 psi /41.3 MPa5,850 psi /40.3 MPa4,800 psi /33.1 MPa180 F (psi) /82 C (MPa)4,000 psi /27.6 MPa3,700 psi /25.5 MPa–250 F / 121 C:2,000 psi / 13.8 MPa250 F / 121 C:1,300 psi / 9.0 MPa350 F / 177 C:2,800 psi / 19 MPaHoneycomb Climbing DrumPeel @ 77 F (in·lb/in) /25 (m·N/m)60 in.lb / 3 in80 m.N / m60 in.lb / 3 in89 m.N / m12 in.lb / 3 in50 m.N / mFlatwise [email protected] 77 F / 25 C (psi / MPa)1,400 psi / 9.6 MPa1,100 psi / 7.6 MPa1,000 psi / 6.9 MPaTg Dry ( F / C)248 F / 120 C240 F / 116 C392 F / 200 CTg Wet ( F / C)210 F / 99 C200 F / 93 C300 F / 150 CTensile Strength (dogbone)@ 77 F (psi) / 25 C (MPa)7,500 psi / 51.7 MPa7,500 psi / 51.7 MPa–Tensile [email protected] 77 F (ksi) / 25 C (MPa)345 ksi / 2,377 MPa346 ksi / 2,377 MPa–[email protected] 77 F / 25 C (% at break)7.5 %7.5 %–Compressive [email protected] 77 F (psi) / 25 C (MPa)11,500 psi / 79.3 MPa11,500 psi / 79.3 MPa–Compressive [email protected] 77 F (ksi) / 25 C (MPa)310 ksi / 2,136 MPa310 ksi / 2,136 MPa–LOCTITEEA 9628AEROLOCTITEEA 9628HAEROLOCTITEEA 9658AEROKnown AsHysol EA 9628 Hysol EA 9628H Hysol EA 9658 PackagingRollRollRollTENSILE LAP SHEARLOCTITE products for composite bonding fulfill all these requirements and allow engineers tocreate efficient structures. No fasteners are needed. They offer lower adherent thickness, letyou take advantage of stiffness properties of composites and provide a separation of dissimilarmaterials.›› Excellent adhesion to composite substrates 550 F / 288 C ServiceConcerning critical aircraft components, some questions might come upIn order to preserve the structural integrity of critical aircraft components, manufacturers needthe right adhesives to bond composite sub-components with excellent chemical resistance andextraordinary mechanical performance. DescriptionElevated Temperature(psi / MPa)New Product NameLOCTITEEA 9628AERO Good Toughness 250 F/ 121 C Cure Bonds Many Materials Excellent DurabilityLOCTITEEA 9628HAERO Excellent Durability 250 F/ 121 C Cure Applications Include H elicopterBlade Bonding Good Toughness Product is preferred for helicopterblade c onstruction because of theproduct flow characteristics andits ability to be cured in an out ofautoclave processLOCTITEEA 9658AERO Increased toughness with hightemperature performance Designed for composite, metal orhoneycomb State of the art flow control tominimize hole blockage and excessflash/flow Thermally stable Offered with a companion low VOCwater based corrosion inhibiting primer, LOCTITE EA 9258.1 AERO

Structural ng 13Film AdhesivesComposites BondingComposite BondingApplicationCompositeCharacteristics250 F / 121 C ServiceNotes 300 F / 149 C Service 350 F / 177 C Service550 F / 288 C ServiceCure Temperature ( F / C)Cure TimeBulk PropertiesProductAvailabilityDescription250 F / 121 C250 F / 121 C or350 F / 177 C225 – 275 F /107 – 129 C250 F / 121 C or350 F / 177 C60 Minutes / 120 Minutes60 Minutes60 – 120 Minutes60 – 90 Minutes60 – 120 MinutesStorage Temperature( F / C)0 F / -18 C0 F / -18 C0 F / -18 C0 F / -18 C0 F / -18 COut-time (Days @77 F / 25 C) – FILM30 Days14 Days90 Days60 Days30 DaysOut-time (Days @90 F / 32 C) – FILM15 Days10 Days45 Days30 Days30 DaysBell Peel 77 F (lb / in)25 C (N / 25 mm)–87 lbs / in387 N / 25 mm20 lbs / in89.6 N / 25 mm75 lbs / in334 N / 25 mm20 lbs / in89 N / 25 mmT Peel 77 F (lb / in)25 C (N / 25 mm)–––––-67 F (psi) /-55 C (MPa)2,000 psi /13.8 MPa6,350 psi /43.8 Mpa4,400 psi /30.3 MPa7,000 psi /48.3 MPa3,600 psi /26.2 Mpa77 F (psi) /25 C (MPa)2,000 psi /13.8 MPa6,100 psi /42.0 MPa5,000 psi /34.5 Mpa6,000 psi /41.3 MPa4,500 psi /31.0 MPa180 F (psi) /82 C (MPa)–3,900 psi /26.9 MPa4,500 psi /31.0 MPa4,507 psi /31.1 Mpa–350 F / 177 C:2,400 psi / 16.5 MPa250 F / 121 C:2,100 psi / 14.5 MPa300 F / 149 C:3,400 psi / 23.4 Mpa250 F / 121 C:2,000 psi / 12.8 MPa270 F / 132 C:1,300 psi / 9.0 MPaHoneycomb Climbing DrumPeel @ 77 F (in·lb/in) /25 (m·N/m)–18 in.lb / in80 N.m / m18 in.lb / 3 in82 m.N / m78 lbs / in116 m.N / m27 in.lb / 3in40 m.N / mFlatwise [email protected] 77 F / 25 C (psi / MPa)–925 psi /6.4 MPa1,200 psi / 8.3 MPa1298 psi / 9.0 MPa1,070 psi / 7.4 MPaTg Dry ( F / C)568 F / 298 C240 F / 115 C302 F / 150 C253 F / 123 C293 F / 145 CTg Wet ( F / C)410 F / 210 C200 F / 95 C203 F / 95 C200 F / 93 C190 F / 88 CTensile Strength (dogbone)@ 77 F (psi) / 25 C (MPa)––11,000 psi / 76 MPa6,839 psi / 47.3 MPa–Tensile [email protected] 77 F (ksi) / 25 C (MPa)––450 ksi / 3,100 MPa277.3 ksi / 1,912 MPa–[email protected] 77 F / 25 C (% at break)––3.00 – 4.00 %16.00 %–Compressive [email protected] 77 F (psi) / 25 C (MPa)–––––Compressive [email protected] 77 F (ksi) / 25 C (MPa)–––––LOCTITEEA 9673AEROLOCTITEEA 9690AEROLOCTITEEA 9695AEROLOCTITEEA 9696AEROLOCTITEEA 7000AEROKnown AsHysol EA 9673 (BMi)Hysol EA 9690 Hysol EA 9695 Hysol EA 9696 Hysol PL 7000 NEW!PackagingRollRollRollRollRollLOCTITEEA 9695AERO X-ray Opaque Excellent Environmental Resistance Reticulatable Good Pre and Post Bond MoistureResistance Low Flow Allows 250 F / 121 C or 350 F /177 C Cure Co-Cure with Composites Long Out time Facilitates ShopFloor Usage and Repair ApplicationsLOCTITEEA 9696AERO Excellent Environmental Resistance High Toughness Maintaining Service Temperature Balanced Flow Allows from225 F to 265 F /107 C to 129 C Cure Long Out-time Facilitates ShopFloor Usage and Repair Applications ReticulatableLOCTITEEA 7000AERO Dual temperature cure capabilities Epoxy film adhesive for compositebonding applications Excellent performance properties incomposite bonding Excellent results on compositesurfaces Excellent fracture toughness (G1c)TENSILE LAP SHEARMechanicalProperties 350 F / 177 C 475 F / 121 CElevated Temperature(psi / MPa)New Product NameLOCTITEEA 9673AERO Service to 550 F / 288 C No Volatiles During Cure Bismalimide based chemistryLOCTITEEA 9690AERO Low Flow Exceptional Peel Strength Available with Knit or Non-WovenMat Excellent Performance with LowPressure Cures

Structural AdhesivesFilm AdhesivesComposite Surface Preparation 15Composite Surface PreparationComposite Surface PreparationClean and cost efficient surface preparation:ApplicationPeel Ply Characteristics250 F / 121 C Service 300 F / 149 C ServiceWith LOCTITE peel pliesCure Temperature( F / C)Cure Time 250 F / 121 C350 F / 177 C90 – 120 Minutes90 – 120 Minutes0 F / -18 C0 F / -18 CPeel ply: The ideal preparation method for treating surfaces evenlyStorage Temperature( F / C)There are two primary methods for adhesive bond preparation of the surface of a pre-cured carbon fiber composite: Surface abrasion, and the use of release ply fabric, i.e. peel ply. Of the two,peel ply is the most commonly recommended process because it creates a more uniform surfacepreparation than hand or machine abrasion.Out-time(Days @ 77 F / 25 C)– FILM14 Days14 DaysOut-time(Days @ 90 F / 32 C)– FILM10 Days10 DaysTg Dry ( F / C)270 F / 132 C228 F / 109 CTg Wet ( F / C)217 F / 103 C–New Product NameLOCTITEEA 9896 WPPAEROLOCTITEEA 9895 WPPAEROKnown AsHysol EA 9896 WPP NEW!Hysol EA 9895 WPP PackagingRollRollLOCTITE peel plies: The ideal method to save time and costsBulk PropertiesHenkel’s peel ply enables process efficiency by minimizing surface preparation. LOCTITE peel plyprovides part longevity and reduces maintenance costs. It ensures a consistent bonding surface,with a high quality bond with tough state-of-the-art composites.ProductWhy choose LOCTITE peel plies?›› Ease of removal›› Minimal residual polyester fibers on substrate after removalAvailability›› Thin residual resin layer›› Controlled failure / release pathDescription›› Optimized interfacial strength›› Promotes cohesive failure modes within the bondline›› Generate more durable bonding surface than dry fa