Anaerobic Industrial Adhesives
Last Updated: April 1, 2025
Description
Anaerobic industrial adhesives are specialized bonding materials that remain in a liquid or gel-like state when exposed to air. They are designed to cure and achieve full strength in the absence of oxygen, typically when confined between two surfaces.
Working Principle
Anaerobic adhesives work by polymerizing and hardening when they are deprived of oxygen and come into contact with metal ions or activators. This unique curing mechanism makes them particularly useful for creating strong, reliable, and durable bonds or seals in various industrial settings. The absence of air triggers the curing process, allowing these adhesives to form a robust bond that can withstand heavy loads, vibrations, and thermal cycling.
Applications
Anaerobic adhesives are widely used in industrial applications such as sealing threaded fasteners, locking components, and preventing loose bonds. They are particularly effective in environments where substrates are exposed to corrosion and vibration, providing chemical and temperature resistance. Specific examples include their use as retaining compounds, gasket sealants, and pipe sealants.
Advantages over other Industrial Adhesives
Anaerobic adhesives offer several advantages over traditional adhesives. They provide high bond strength and durability, making them suitable for applications that require resistance to heavy loads and vibrations. Additionally, they have excellent gap-filling capabilities, allowing them to effectively seal gaps and voids between substrates. Unlike some traditional adhesives that may only focus on bonding, anaerobic adhesives also provide sealing functions, enhancing their versatility in industrial applications.
Limitations
One limitation of anaerobic adhesives is their requirement for a specific curing environment. They need metal ions and the absence of air to cure effectively, which may not be suitable for all applications. Additionally, achieving perfect adhesion requires careful consideration of tolerance and surface cleanliness.
Considerations
When considering the use of anaerobic adhesives, it is important to evaluate factors such as initial costs, operating expenses, and durability. These adhesives are known for their high bond strength and durability, which can reduce replacement and maintenance costs over time. However, the specific requirements for curing and the need for clean surfaces may impact the overall cost and complexity of their application.
from Hernon Manufacturing, Inc.
CM8005 is a single-component room temperature cure gel-like anaerobic gasketing compound formulated to provide instant sealing capabilities. Once cured between mating metal flanges and filling voids in the surface, CM8005 provides a thin, flexible, solvent and temperature resistant seal. [See More]
- Cure / Technology: Anaerobic; Single Component; Room Temperature Vulcanizing or Curing
- Industry: Aerospace; Automotive; Electronics; Electric Power; Military; OEM or Industrial
from RS Components, Ltd.
Loctite 6300 High strength retainer 50ml [See More]
- Cure / Technology: Anaerobic
- Type / Form: Liquid
- Chemical System: Dimethacrylate ester
- Industry: Retaining
from Ellsworth Adhesives
HB Fuller Cyberbond Titan 7565 is a one component, anaerobic pipe sealant with PTFE, that is used for locking and sealing metal pipes and fittings. It provides low pressure sealing on tapered pipe threads. 250 mL Tube. [See More]
- Cure / Technology: Anaerobic; Single Component
- Substrate Compatibility: Metal
- Features: Sealant
- Viscosity: 175000 to 350000
from Ellsworth Adhesives
Henkel Loctite 078 Threadlocker is a one component, low strength, low viscosity, acrylic adhesive. Used to lock and seal fine threaded studs in a wide variety of applications where very low locking strength is required. This product complies to MIL-S-22473 Grade H. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 10 to 25
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 079 Threadlocker is a one component, low strength, medium viscosity, acrylic adhesive. Used to lock and seal nuts, bolts, and studs in a wide variety of applications where easy removal or adjustment is necessary. This product complies to MIL-S-22473. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 100 to 250
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 080 Threadlocker is a one component, low strength, low viscosity, acrylic adhesive. Used to lock and seal fine threaded nuts, bolts and studs in a wide variety of applications requiring easy removal or adjustment. This product complies to MIL-S-22473E Grade E. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 10 to 25
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 083 Threadlocker is a one component, medium strength, medium viscosity, acrylic adhesive; it has fluorescence and a medium viscosity. This product complies to MIL-S-22473. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 100 to 250
- Features: Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 084 Threadlocker is a one component, medium strength, low viscosity, acrylic adhesive. Used to lock and seal fine threaded nuts, bolts and studs in a wide variety of applications where removal with ordinary hand tools in necessary. This product complies to MIL-S-22473E. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 10 to 25
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 085 Threadlocker is a one component, medium strength, medium viscosity, acrylic adhesive. Used to lock and seal fine threaded nuts, bolts and studs in a wide variety of applications where removal with ordinary hand tools is necessary. This product complies to MIL-S-22473E. 50 mL... [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 100 to 200
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 087 Threadlocker is a one component, high strength, medium viscosity, acrylic adhesive. Used to lock and seal large coarse threaded nuts, bolts and studs in a wide variety of applications where high locking strength is required. This product complies to MIL-S-22473. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 100 to 250
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 088 Threadlocker is a one component, high strength, low viscosity, acrylic adhesive. Used to lock and seal fine threaded nuts, bolts and studs in a wide variety of applications. This product complies to MIL-S-22473E. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 10 to 25
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 089 Threadlocker is a one component, high strength, low viscosity, acrylic adhesive. Used to lock and seal fine threaded nuts, bolts and studs in a wide variety of applications. This product complies to MIL-S-22473. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Substrate Compatibility: Metal
- Features: Sealant; Threadlocker or Retainer
- Viscosity: 10 to 25
from Ellsworth Adhesives
Henkel Loctite 220 Threadlocker is a one component, UV curing acrylic adhesive designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. 250 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 10 to 30
- Features: Sealant; Threadlocker or Retainer
from Ellsworth Adhesives
Henkel Loctite 222 Threadlocker is a one component anaerobic material designed for the locking and sealing of threaded fasteners which require easy disassembly with standard hand tools. 10 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Thermal Conductivity: 0.1000
- Features: Sealant; Threadlocker or Retainer
from Ellsworth Adhesives
Henkel Loctite 222 Threadlocker is a one component anaerobic material designed for the locking and sealing of threaded fasteners which require easy disassembly with standard hand tools. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Thermal Conductivity: 0.1000
- Features: Sealant; Threadlocker or Retainer
from Ellsworth Adhesives
Henkel Loctite 222MS Threadlocker is a one component acrylic adhesive designed for the locking and sealing of threaded fasteners that require easy disassembly with standard hand tools. This product complies to MIL-S-46163A. 0.5 mL Capsule. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 800 to 5000
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 222MS Threadlocker is a one component acrylic adhesive designed for the locking and sealing of threaded fasteners that require easy disassembly with standard hand tools. This product complies to MIL-S-46163A. 10 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 800 to 5000
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 222MS Threadlocker is a one component acrylic adhesive designed for the locking and sealing of threaded fasteners that require easy disassembly with standard hand tools. This product complies to MIL-S-46163A. 250 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 800 to 5000
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 222MS Threadlocker is a one component acrylic adhesive designed for the locking and sealing of threaded fasteners that require easy disassembly with standard hand tools. This product complies to MIL-S-46163A. 50 mL Bottle. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 800 to 5000
- Features: Sealant; Threadlocker or Retainer
- Thermal Conductivity: 0.1000
from Ellsworth Adhesives
Henkel Loctite 242 Blue Threadlocker is designed for locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. This product complies to MIL-S-46163A. 1/2 mL Capsule. [See More]
- Cure / Technology: Anaerobic; Single Component
- Viscosity: 800 to 5000
- Features: Sealant; Threadlocker or Retainer
from Emerson Bearing Co.
MEDIUM STRENGTH BLUE THREADLOCKER - Removable general purpose threadlocker for locking/sealing fasteners. May be disassembled with hand tools. Meets MIL-S- 46163A TYPE II GRADE N. [See More]
- Cure / Technology: Anaerobic
- Viscosity: 900 to 5000
- Features: Threadlocker or Retainer
- Gap Fill: 0.0100
from ND Industries, Inc.
Anaerobic Threadlockers form a hard lock when applied to a fastener which is then installed into its mating part. In the absence of air and the presence of metal, a chemical reaction takes places which causes the material to harden, unitizing the assembly. Anaerobic products are not recommended for... [See More]
- Cure / Technology: Anaerobic; Single Component
- Features: Threadlocker or Retainer
- Type / Form: Liquid
- Substrate Compatibility: Metal; Plastic; Wood
from Epoxies Etc...
10-3014 is a low viscosity, single part anaerobic securing compound. 10-3014 is engineered for fitting and securing cylindrical metal assemblies. Fixturing usually takes place in 15 minutes. APPLICATIONS: 10-3014 is ideal for securing all types of bearings, shafts, cylindrical parts, and other types... [See More]
- Cure / Technology: Anaerobic; Single Component
- Type / Form: Liquid
- Chemical System: Epoxy
- Substrate Compatibility: Metal
from DME Company
ANAEROBICS Boltlocker. Anaerobic Threadlockers are single component liquids which chemically cure & harden in the absence of air. Locks & seals metal threaded assemblies in a wide range of applications. Provides a positive seal that resists most fluids. Prevents nuts, bolts and other... [See More]
- Cure / Technology: Anaerobic
- Features: Threadlocker or Retainer
- Type / Form: Liquid
- Substrate Compatibility: Plastic; Dissimilar Substrates
from Hi-Tech Seals, Inc.
The Nuts N ’ Bolts is an anaerobic adhesive, used in nut and bolt assemblies. When the adhesive is confined between substrates, the oxygen is eliminated and the adhesive cures. These thread locking adhesives offer a wide-range of strengths, viscosities, and temperature ranges for just about... [See More]
- Cure / Technology: Anaerobic; Single Component
- Type / Form: Liquid
- Chemical System: Acrylic
- Features: Sealant; Threadlocker or Retainer
from Henkel Corporation - Industrial
Loctite ® Klean 'N Prime ™ Anaerobic Activator is a solvent based primer that features very long on-part life. Use to speed the cure of all Loctite anaerobic products and ensure proper cure on inactive metals. Ideal for cure conditions below room temperature. Typical Applications: All nut... [See More]
- Cure / Technology: Anaerobic
- Industry: Aerospace; Automotive
from ThreeBond International, Inc.
Liquid Gaskets, sometimes called liquid adhesives, seal various types of flanges and pipes with threads. We have a wide selection of grades to help you find the right product to match your application needs. With several different chemistries and reaction grades are available, there is a solution... [See More]
- Cure / Technology: Anaerobic
- Substrate Compatibility: Rubber or Elastomer
- Type / Form: Liquid
- Viscosity: 50000
from Techsil Limited
LOCTITE ® SF7471 is a general purpose activator for anaerobic, or threadlocking adhesives. It promotes a faster cure and does not reduce the strength of the adhesive. Supplied in aerosol form, SF 7471 has a setting time of 60 seconds. [See More]
- Cure / Technology: Anaerobic
from Chemence Inc.
Krylex KT722 is a high strength, high viscosity, high service temperature, anaerobic thread locker. KT722 cures when confined in the absence of air between close-fitting metal surfaces. KT722 is formulated to lock all metric and imperial nuts and bolts, preventing vibration loosening and leakage... [See More]
- Cure / Technology: Anaerobic; Two Component (optional feature); Single Component
- Type / Form: Liquid
- Chemical System: Dimethacrylate
- Features: Sealant; Threadlocker or Retainer
from Henkel Corporation - Electronics
LOCTITE 3619 is used for ultra low temperature cure, high speed syringe dispense. [See More]
- Cure / Technology: Anaerobic; Thermoset
- Industry: Electronics
from ACCRAbond, Inc.
Green very high strength threadlocking compound. Certified to ASTM D 5363-03 AN0111 & Mil-S-22473 Grade AA. Replaces Loctite 089. Federal National Stock Numbers: 8030-00-081-2341, 8030-00-081-2340, 8030-01-013-9305 [See More]
- Cure / Technology: Anaerobic
- Features: Threadlocker or Retainer
- Type / Form: Liquid
- Substrate Compatibility: Metal
from Hi-Tech Seals, Inc.
HERNON ® offers a complete line of ultraviolet curing adhesives and compounds, the Ultrabond ® line of products. These products are single component systems offering either ultraviolet light or ultraviolet light & primer initiated curing mechanisms. All Ultrabond ® products cure upon... [See More]
- Cure / Technology: Anaerobic; UV or Radiation Cured; Single Component
- Type / Form: Liquid
- Chemical System: Acrylic
- Features: Sealant
from Henkel Corporation - Industrial
Liquid activator used where increased cure speed of LOCTITE anaerobic structural products is required. LOCTITE ® SF 7075 is an amber, transparent, liquid activator used where increased cure speed of LOCTITE anaerobic structural products is required. It is especially recommended for applications... [See More]
- Cure / Technology: Anaerobic
- Viscosity: 2
- Type / Form: Liquid
from ThreeBond International, Inc.
Anaerobic Adhesives are acrylic liquid gasket adhesives that cure upon exposure to metal and removal of oxygen supply. They are typically used for the bonding and sealing of screws (threadlocks) and other interlocking parts. Upon full curing, within 24 hours, they become heat resistant. Many... [See More]
- Cure / Technology: Anaerobic
- Industry: Automotive
- Substrate Compatibility: Metal; Rubber or Elastomer
- Viscosity: 150
from Techsil Limited
LOCTITE ® SF7471 is recommended for applications with passive metals or inert surfaces with large bond gaps. It is a transparent, yellow to amber liquid activator used where increased cure of LOCTITE ® anaerobic products is required. SF 7471 is particularly recommended for prevailing... [See More]
- Cure / Technology: Anaerobic
from Chemence Inc.
KG105 is a single component, thixotropic, low-medium strength, high temperature anaerobic gasket compound. KG105 cures rapidly when confined in the absence of air on close-fitting metal surfaces. KG105 will give an almost instant low-pressure seal (up to 0.5 Bar after 20 mins.) to allow on-line... [See More]
- Cure / Technology: Anaerobic; Two Component (optional feature); Single Component
- Features: Sealant
- Chemical System: Dimethacrylate
- Substrate Compatibility: Metal
from Henkel Corporation - Industrial
Surface Preparation - activator. Solvent-based. Low temperature curing. LOCTITE ® SF 7649 is designed to promote the curing speed of LOCTITE anaerobic adhesives and sealants without any significant loss of joint strength. It is especially recommended for applications with passive metals or... [See More]
- Cure / Technology: Anaerobic
- Features: Sealant; Threadlocker or Retainer
- Chemical System: Acrylic
- Industry: Military
from ThreeBond International, Inc.
Elastic Bonding Adhesives. ThreeBonds ’ industrial elastic adhesives ’ major components are special polymer (non-solvent-based and moisture curable) and synthetic rubber (solvent-based).). They have good initial adhesion and will not lose their elasticity after bonding. No primer is... [See More]
- Cure / Technology: Anaerobic; Reactive or Moisture Cured; Room Temperature Vulcanizing or Curing
- Industry: Automotive
- Substrate Compatibility: Rubber or Elastomer
- Viscosity: 100000
from Techsil Limited
ThreeBond 1374 is a one-component, solvent free anaerobic reactive adhesive/sealant. TB1374 cures spontaneously with the exclusion of oxygen and in the presence of metallic ions, particularly ferrous ions. Product Benefits. Screws of inferior accuracy can be used. Completely seals against oil, water... [See More]
- Cure / Technology: Anaerobic
from Chemence Inc.
Krylex KU3064 is a revolutionary odorless light curing cyanoacrylate adhesive. It is designed for bonding applications that require very rapid fixture, fillet cure or surface cure. The UV / visible light cure properties facilitate rapid curing of exposed surface areas while the moisture curing... [See More]
- Cure / Technology: Anaerobic; UV or Radiation Cured; Single Component; Reactive or Moisture Cured
- Type / Form: Liquid
- Chemical System: Cyanoacrylate
- Features: Encapsulant, Potting Compound
from Henkel Corporation - Industrial
Thixotropic, methacrylate ester acrylic thread sealant liquid designed for threaded fittings commonly found in hydraulic and pneumatic systems. LOCTITE ® 5452 is a purple, thixotropic, methacrylate ester acrylic thread sealant liquid designed for threaded fittings commonly found in hydraulic... [See More]
- Cure / Technology: Anaerobic; Single Component
- Type / Form: Liquid
- Chemical System: Acrylic
- Features: Leveling Filling; Sealant
from ThreeBond International, Inc.
Our UV curable resins are materials that are polymerized and cured in a short time by the energy radiated from ultraviolet irradiation devices. We offer our UV curing adhesives in many variations to meet almost any industrial need. Curing is completed in several seconds through UV light irradiation. [See More]
- Cure / Technology: Anaerobic; UV or Radiation Cured
- Viscosity: 1000
- Substrate Compatibility: Rubber or Elastomer
from Techsil Limited
TB3095c is recommended for improving the cure speed of anaerobic thread locking and retaining adhesives, especially in the case of inert substrates such as plated parts or where the bond gap is excessive. TB3095c shortens the hardening time required and offers an effective adhesion on metals,... [See More]
- Cure / Technology: Anaerobic
from Henkel Corporation - Industrial
Methacrylate acrylic adhesive paste designed for locking and sealing metal pipes and fittings which is particularly suitable for stainless steel. LOCTITE ® 5802 is an off-white to peach-colored methacrylate acrylic adhesive paste designed for locking and sealing metal pipes and fittings. It is... [See More]
- Cure / Technology: Anaerobic
- Use Temperature: 65 to 300
- Features: Sealant
from ThreeBond International, Inc.
Electrically Conductive Resins. These Electrically conductive resin can connect multiple electrical contacts simultaneously and make it possible to create an electrical connection in materials that cannot be soldered. They are electro-conductive resins made up of synthetic resin and a conductive... [See More]
- Cure / Technology: Anaerobic
- Composition: Filled
- Chemical System: Silicone
- Features: Electrically Conductive
from Henkel Corporation - Industrial
Reactive monomer-based, solvent-free dimethacrylate ester surface primer paste for LOCTITE anaerobic adhesives and sealants supplied in stick form. LOCTITE ® SF 7088 is a turquoise, reactive monomer-based, solvent-free dimethacrylate ester surface primer paste for LOCTITE anaerobic adhesives... [See More]
- Cure / Technology: Anaerobic; Single Component
- Features: Sealant; Threadlocker or Retainer