TechnicalData Sheet LOCTITE 315 January -2014 PRODUCT DESCRIPTION DielectricBreakdown Strength, 26.7 IEC60243-1,kV/mm LOCTITE 315 provides the following product characteristics: DielectricConstant /DissipationFactor, IEC60250: Technology Acrylic 100-Hz 6.17/0.09 ChemicalType Modifiedacrylic 1-kHz 5.62/0.04 LMS Appearance(uncured) Blue paste 1-MHz 4.99/0.03 Components One component - requiresno mixing Viscosity High TYPICAL PERFORMANCE OF CURED MATERIAL Cure Activator Adhesive Properties Application Bonding Cured for 1 hour 22 C ,Activator 7387 on 1 side LapShearStrength, ISO 4587,N/mm : LMS Steel N/mm 3.4 LOCTITE 315 is a self-shimming thermally conductive, one (psi) (493 ) partadhesive for bonding electricalcomponents to heat sinks with an insulating gap.The highthermal conductivity provides excellentheat dissipationfor thermally sensitive components, Cured for 24 hours 22 C ,Activator 7387 on 1 side while the controlled strength permits fieldand service repair. LapShearStrength, ISO 4587,N/mm : The self-shimming propertyproduces a consistent 5-6milgap LMS Steel N/mm 5.5 between the component and the heat sink.This gapresults in (psi) (797 ) electricalinsulation while maintainingthermal conductivity . Typical applicationsincludebonding transformers, transistors and other heat generatingelectroniccomponents to printed Cured for 72 hours 22 C ,Activator 7387 on 1 side circuitboard assemblies or heat sinks .Inhighpot applications LapShearStrength, ISO 4587: this product should be limitedto a maximum of 500 volts . Steel N/mm 6.9 Activator 7387 is requiredfor propercuring of Loctite (psi) (1,000) Output adhesives . Aluminum N/mm 5.5 (psi) (800) Aluminum to Epoxyglass N/mm 4.1 TYPICAL PROPERTIES OF UNCURED MATERIAL (psi) (600) SpecificGravity 25 C 1.66 Flash Point -SeeSDS Impact Strength, ISO 9653: Viscosity, Brookfield -HBT , 25 C, mPas (cP) : Steel Nm 6.8 LMS SpindleTF ,speed20 rpm,,Helipath 360,000 to 850,000 (lbft) (5) TYPICAL PROPERTIES OF CURED MATERIAL TYPICAL ENVIRONMENTAL RESISTANCE Physical Properties : -6 Cured for 72 hours 22 C ,Activator 7387 on 1 side Coefficientof Thermal Expansion, 6910 -1 LapShearStrength, ISO 4587: ISO 11359-2,K Steel Coefficientof Thermal Conductivity , ISO8302, 0.808 W/(mK) Elongation,at break,ISO 527-3,% 1 Chemical/Solvent Resistance TensileStrength ,at break,ISO 527-3 N/mm 15.0 (psi) (2,180) Aged under conditions indicatedand tested 22 C. Young s Modulus N/mm 2,690 % of initial strength (psi) (390,000) Environment C 720 h Air 87 140 Electrical Properties : Water 87 75 12 Volume Resistivity, IEC60093,cm 1.310 FreonTF 87 85 13 Surface Resistivity, IEC60093, 1.210TDS LOCTITE 315, January -2014 Note: Thermal Cycle Resistance The information provided inthis TechnicalData Sheet (TDS) includingthe Bonded aluminum to epoxyglass lapshears cured 72 hours recommendations for use and applicationof the product are based on our 22 C using Activator 7387 on 1 side were subjected to knowledge and experienceof the product as at the date of this TDS. The product thermal cyclingof 15 C to 100 C with a ramp time of 30 can have a variety of differentapplicationsas well as differingapplicationand working conditions inyour environment that arebeyond our control. Henkelis, minutes. No loss instrength occurred after1000 hours of cycle therefore,not liablefor the suitability of our product for the production processes time. and conditions inrespect of which you use them, as well as the intended applicationsand results. We strongly recommend that you carry out your own GENERAL INFORMATION priortrialsto confirmsuch suitability of our product. For safe handling information on this product, consult the Safety Any liabilityinrespectof the information inthe TechnicalData Sheet or any other written or oral recommendation(s) regardingthe concernedproduct is excluded, Data Sheet (SDS). except ifotherwise explicitlyagreedand except inrelationto death or personal injury caused by our negligenceand any liabilityunder any applicablemandatory Directions for use: product liabilitylaw. 1. For best performancebond surfaces should be cleanand free In case products are delivered by Henkel Belgium NV,Henkel Electronic from grease. Materials NV,Henkel Nederland BV, Henkel Technologies France SAS and 2. Use applicatorto applythe activator to the surface to be bonded . Henkel France SA please additionally note the following: Incase Henkelwould be nevertheless heldliable,on whatever legalground, 3. Afterthe solvent evaporates, the active ingredientswillappear Henkelsliabilitywillinno event exceed the amount of the concerneddelivery. wet, and willremain active for up to 2 hours after application. Contamination of the surface before bonding should be In case products are delivered by Henkel Colombiana, S.A.S. the following prevented. disclaimer is applicable: 4. Applyadhesive to the unactivated surface . The information provided inthis TechnicalData Sheet (TDS) includingthe recommendations for use and applicationof the product are based on our 5. Secure the assembly, and wait for the adhesive to fixture knowledge and experienceof the product as at the date of this TDS. Henkelis, (approximately 5 minutes) before any further handling.Full cure therefore,not liablefor the suitability of our product for the production processes occurs in4 -24 hours . and conditions inrespect of which you use them, as well as the intended 6.The amount of adhesive appliedto the partor heat sink should applicationsand results. We strongly recommend that you carry out your own be limitedto the amount necessary to fillthe bond and just priortrialsto confirmsuch suitability of our product. Any liabilityinrespectof the information inthe TechnicalData Sheet or any other enough to give a small fillet. written or oral recommendation(s) regardingthe concernedproduct is excluded, 7. The dispensingor applicationof the adhesive should be done as except ifotherwise explicitlyagreedand except inrelationto death or personal to minimize airentrapment within the bondline. injury caused by our negligenceand any liabilityunder any applicablemandatory 8. The successful applicationof this product depends on accurate product liabilitylaw. dispensing on the parts to be bonded. Loctite Equipment In case products are delivered by Henkel Corporation, Resin Technology Engineers are available to assist you in selecting and Group, Inc., or Henkel Canada Corporation, the following disclaimer is implementingthe appropriatedispensingequipment for your applicable: application. The data contained hereinarefurnished for information only and arebelievedto be reliable.We cannot assume responsibilityfor the results obtained by others LMS Loctite Material Specification over whose methods we have no control. It is the user s responsibility to LMS dated December-10, 2001. Test reports for each batch are determinesuitability for the user s purpose of any production methods mentioned available for the indicatedproperties. LMS test reports include hereinand to adopt such precautions as may be advisable for the protection of selected QC test parameters considered appropriateto specifications propertyand of persons against any hazards that may be involved inthe handling and use thereof. Inlightof the foregoing,Henkel Corporation specifically for customer use. Additionally,comprehensive controls areinplaceto disclaims all warranties expressed or implied, including warranties of assure product quality and consistency. Specialcustomer merchantability or fitness for a particular purpose, arising from sale or use specificationrequirements may be coordinated through Henkel Quality. of Henkel Corporations products. Henkel Corporation specifically disclaims any liability for consequential or incidental damages of any kind, Storage including lost profits. The discussion hereinof various processes or Store product inthe unopened containerina dry location. Storage compositions is not to be interpretedas representationthat they arefreefrom information may be indicatedon the product containerlabeling. domination of patents owned by others or as a licenseunder any Henkel Optimal Storage: 2C to 8 C. Storage below 2C or greater than Corporation patents that may cover such processes or compositions. We 8 C can adversely affect product properties. Materialremoved recommend that each prospective user test his proposed applicationbefore repetitiveuse, using this data as a guide.This product may be covered by one or from containers may be contaminated during use. Do not return more UnitedStates or foreignpatents or patent applications. product to the originalcontainer. HenkelCorporation cannot assume responsibilityfor product which has been contaminated or stored under Trademark usage conditions other than those previously indicated.If additional Except as otherwise noted, alltrademarks inthis document are trademarks of information is required,pleasecontact your localTechnicalService HenkelCorporation in the U.S. and elsewhere. denotes a trademark Centeror Customer ServiceRepresentative. registeredinthe U.S.Patent and Trademark Office. Conversions (C x 1.8)+ 32 =F Reference1.2 kV/mm x 25.4 =V/mil mm /25.4 =inches m /25.4 =mil N x 0.225=lb N/mm x 5.71=lb/in N/mm x 145 =psi MPa x 145 =psi Nm x 8.851 = lbin Nm x 0.738=lbft Nmm x 0.142 =ozin mPas =cP Americas Europe Asia +1.888.943.6535 +32.1457.5611 +86.21.3898.4800 For the most direct access to local sales and technical support visit: www.henkel.com/electronics