LOCTITE Structural adhesives based on epoxy technology bond multiple substrates like metals, ceramics, and composite resulting in high shear strength bonds. These are useful where bondline gaps are large or parts have to endure high temperatures or harsh chemicals. They are 1-component or 2-component systems that come in various colours and have cure times ranging from slow to fast. The slow cure speed is advantageous when relatively larger areas need to be bonded. The fast curing gives fast handling strength, which speeds up the assembly process.
Talk to our expert for first-hand information for achieving reliable results with LOCTITE Structural Bonding solutions.
Ask An ExpertLearn how LOCTITE Structural Bonding solutions can help you in achieving reliable results with maximum strength.
Download Design Guide1-component epoxy adhesives have resin and hardener pre-mixed from the factory itself and need heat to cure once dispensed on the part. They are recommended where:
2-component epoxy adhesives have resin and hardener in separate packaging and need to be mixed in a defined ratio to start the reaction. They are recommended where:
Some considerations to keep in mind when using epoxy adhesives:
Metal to metal bonding in place of spot welding or brazing
Optically clear bonding with no blooming where aesthetics are of prime importance
Metal to plastic bonding
Plastic to plastic bonding
Composite bonding
Potting and encapsulation
Ceramic to metal bonding instead of brazing
An LED bulb manufacturer upgraded their LED bulb design to a bonded assembly with LOCTITE and reduced the overall production cost in the process.
Know MoreA low voltage transformer manufacturer used LOCTITE to replace a heat-curable epoxy for lamination stacking and achieved a 2x increase in productivity.
Know MoreA choke and reactor manufacturer used LOCTITE for bonding a series of metal plates to polyester insulation to accelerate their production process.
Know MoreA lighting manufacturer used LOCTITE to ensure weather-proof performance from their new high-intensity LED products for emergency vehicles.
Know MoreA high-performance hockey equipment maker used LOCTITE to bond hockey stick blades to shaft assemblies for more reliable product performance.
Know MoreA contractor used LOCTITE to secure glass panels on a steel handrail to ensure glass panels don’t loosen over a period of time.
Know MoreLOCTITE Structural adhesives based on acrylic technology bond multiple substrates and provide a rigid to slightly flexible bond.
LOCTITE Structural adhesives based on polyurethane technology are tough and durable as they have a blend of cohesive strength and flexibility.
LOCTITE Structural adhesives based on silane-modified polymer technology are designed for elastic seam and joint sealing and bonding of most metals and plastics.
LOCTITE Structural adhesives based on hybrid technology combine the strength of epoxies with the speed of cyanoacrylates. These universal bonders ensure substrate versatility, cure faster and have high strength.
Learn how LOCTITE Structural Bonding solutions can help you in achieving reliable results with maximum strength.
Talk to our expert for first-hand information for achieving reliable results with LOCTITE Structural Bonding solutions.
LOCTITE structural adhesives have been proven to be able to take almost as much load as overlap welding and that too at only half the cost. LOCTITE adhesive also offer other advantages like making the process simple, and providing sealing along with bonding.
While double sided adhesive tapes are not messy, their application process is definitely very long and complicated – what with the need to cut to specific dimensions and expensive activators. LOCTITE adhesives are mostly applied through static mixers that ensures precise application without any mess.
There are many suitable LOCTITE structural adhesives based on acrylic, epoxy, modified silane and hybrid technologies that would be ideal for bonding polypropylene. Drop a query to our LOCTITE experts with the specifics of the application requirement and they will be able to recommend the right solution.
Rivets offer the advantage of instant assembly, however result into concerns of reliability because of uneven stress concentrate points that become fatigue and failure points and also lead to corrosion. Instead, LOCTITE structural adhesives offer better reliability and come in various cure types which can be further accelerated with the help of activators.
Yes, LOCTITE structural adhesives have been designed to withstand heavy loads under various ambient conditions. Especially, LOCTITE structural adhesives based on modified silane technology which cure in the presence of humidity, are excellent for outside applications where high temperature, UV resistance etc. features are preferred.
LOCTITE structural adhesives based on acrylic, epoxy, modified silane technology and hybrids are excellent for bonding rubber to metal. Drop a query to our LOCTITE experts with the specifics of the application requirement and they will be able to recommend the right solution.
Yes, bonding dissimilar substrates like glass to metal or even glass to glass is possible with LOCTITE adhesives. If optical clarity and aesthetics is a must, choose clear epoxies like LOCTITE E-30 CL. Otherwise LOCTITE acrylics are also a great choice for bonding glass to metal or glass to glass. Prefer modified silanes if glass has to be fixed to a metallic frame. Drop a query to our LOCTITE experts with the specifics of the application requirement and they will be able to recommend the right solution.
Removal of dirt, dust or other surface impurities from the surfaces to be bonded is important before adhesive application as they can interfere with the effectiveness of the bond strength. This can be achieved through either degreasing or abrasion. Chemical treatments like primers, corona discharge, flame and plasma treatments can also be used to modify the surface properties to further enhance bond strength.
Open time is the time within which parts should be assembled post application of the adhesive to ensure proper surface wetting and achieve maximum strength.
This term is relevant for adhesives where activator is used on one of the parts. On-part life is the time within which activator or primer provides full performance.
Fixture time of an adhesive is the time needed to achieve enough strength to hold the parts together without additional support or to achieve lap shear strength of 0.1 N/mm2 whereas full cure time of an adhesive is the time needed to achieve full performance.
Combination of two different adhesive technologies, which are normally stand-alone technologies and at the outset cannot be manually mixed. A Hybrid combines the positive attributes of both technologies which provides new performance parameter. LOCTITE Hybrid adhesives combine the speed of cyanoacrylates (commonly known as instant adhesives) with the strength of epoxies/acrylates to give universal that can bond anything in seconds providing high strength.
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