LOCTITE Products

LOCTITE® 480 is a toughened, fast curing instant adhesive that is ideal for bonding metal to metal, rubber or magnets, particularly in humid environments.
LOCTITE® 480 is an instant adhesive designed for the assembly of difficult-to-bond materials which require uniform stress distribution and high tensile and\or shear strength. It is a rubber-reinforced adhesive offering increased flexibility and peel strength along with enhanced shock resistance. The product provides rapid bonding for a wide range of materials, including metals, plastics and rubbers. LOCTITE® 480 exhibits good resistance in humid environments.
For applications where shock resistance is required or shock or peel loads are present
Ideal for bonding metal to metal, to rubber or magnets
Good resistance in humid environments

LOCTITE® 435 Instant Adhesive is a low viscosity, single component, toughened ethyl cyanoacrylate product that offers rapid bonding and excellent adhesion for a wide range of materials.
LOCTITE® 435 is a colourless, toughened, ethyl-based instant adhesive. It has a fixture time of 10 - 20 secs. It has high resistance to impact and shock loads, high peel strength and is suitable for bonding plastics, rubber, metals, porous and absorbent substrates and acidic surfaces. Good resistance in humid environments.
Toughened, clear
Ideal for bonding small to medium-size parts
Well suited to metals, magnets, rubbers and plastics
Fixture time of 10 - 20 secs.
Well suited to porous and/or acidic surfaces
Solvent-free

LOCTITE® 638 is a high strength, fast curing, general purpose retaining compound.
LOCTITE® 638 is designed for the bonding of cylindrical fitting parts, particularly with narrow bond gaps approaching 0.25 mm. The product cures when confined in the absence of air between close-fitting metal surfaces and prevents loosening and leakage due to shock and vibration. It not only works on active metals but also on passive substrates, exhibiting robust cure performance. The product offers high-temperature performance and good oil tolerance, and tolerates minor surface contaminants.
Tolerates minor contaminants, including industrial oils
High strength on all metals, including passive substrates (e.g. stainless steel)
High temperature resistance
Ideal for shafts, gears, pulleys and similar cylindrical parts
DVGW Approval (EN 751-1): NG-5146AR0619
P1 NSF Reg. No.: 123010
WRAS Approval (BS 6920): 0511518

LOCTITE® 243 is a medium strength blue threadlocking adhesive that seals and secures metal nuts and bolts to prevent loosening due to shock and vibration.
LOCTITE® 243 is a general purpose threadlocker that provides a medium strength bond. LOCTITE® 243 works on all metals, including passive substrates such as stainless steel, aluminium and plated surfaces. It is proven to be tolerant of minor contamination due to industrial oils, e.g., motor oils, corrosion prevention oils and cutting fluid.
Prevents loosening on vibrating assemblies, e.g. pumps, gear boxes or presses
Works on all metals, including passive substrates (e.g. stainless steel, aluminium, plated surfaces)
Proven to tolerate minor contamination by industrial oils, e.g. engine oils, corrosion prevention oils and cutting fluids
Permits disassembly with hand tools for servicing
P1 NSF Reg. No.: 123000

LOCTITE® 243 is a medium strength blue threadlocking adhesive that seals and secures metal nuts and bolts to prevent loosening due to shock and vibration.
LOCTITE® 243 is a general purpose threadlocker that provides a medium strength bond. LOCTITE® 243 works on all metals, including passive substrates such as stainless steel, aluminium and plated surfaces. It is proven to be tolerant of minor contamination due to industrial oils, e.g., motor oils, corrosion prevention oils and cutting fluid.
Prevents loosening on vibrating assemblies, e.g. pumps, gear boxes or presses
Works on all metals, including passive substrates (e.g. stainless steel, aluminium, plated surfaces)
Proven to tolerate minor contamination by industrial oils, e.g. engine oils, corrosion prevention oils and cutting fluids
Permits disassembly with hand tools for servicing
P1 NSF Reg. No.: 123000

Thread Sealant - medium strength. For fine threads in hydraulic, pneumatic and general fittings. Fast curing.
LOCTITE® 542 is designed for the locking and sealing of metal pipes and fittings as well as other cylindrical metal assemblies. The product cures when confined in the absence of air between close-fitting metal surfaces and prevents loosening and leakage due to shock and vibration. The thixotropic nature of LOCTITE® 542 reduces the migration of liquid product after application to the part.
Ideal for fine threads as used in hydraulic, pneumatic & general fittings
Instant low-pressure seal
Suitable for metal threads only
Resistant to fuel, oil, coolants and hydraulic fluids
Locks connection against vibration loosening
DVGW approval (EN 751-1): NG-5146AR0855

LOCTITE® 518 is a medium-strength, general purpose gasketing product with excellent contamination tolerance. Ideal for use on casted iron, steel and aluminium flanges.
LOCTITE® 518 cures when confined in the absence of air between close-fitting metal surfaces. It is an anaerobic gasketing material designed for use on rigid iron, aluminum, and steel flanged mating surfaces. LOCTITE® 518 fills gaps up to 0.25mm and forms a flexible, chemical-resistant seal that will not tear or decay. Parts disassemble easily, even after extended service. Typical applications include sealing close-fitting joints between rigid metal faces and flanges. It is also used as a formed-in-place gasket on rigid flanged connections, e.g. transmissions and motor housings.
Semi-flexible, medium-strength anaerobic flange gasket
For active and inactive rigid metal flanges
Cures through minor surface contamination
Adapts to flange surface irregularities and gaps up to 0.25 mm
Gel-type consistency
Seals instantly against low pressure
Reduces inventory costs – no need for large inventory of cut gaskets
Resists high pressure when fully cured
No compression set or misaligned gaskets
Easy to automate
Reduces process costs – eliminates manual assembly of conventional gaskets
NSF P1 Reg. No. 123758

Superglue 3 Suitable for use with metal, rubber and plastics. Bonds in seconds.

Flexible sealant paste that changes to a pliable, non-hardening film through solvent evaporation which seals flanges, fittings, connections, etc.
LOCTITE® MR 5922 is a black, viscous, solvent-based, slow drying, flexible setting paste that changes to a pliable, non-hardening film through solvent evaporation. It is based on resin, isopropanol and fillers. It seals flanges, fittings, connections and flexible assemblies against leakage. It increases the reliability of gasket seals and it can be used for the repair of damaged pre-cut gaskets.
Extends gasket life
Prevents leaks
Slow drying
Specifically designed to improve the sealing performance of pre-formed gaskets made of cork, metal, plastic, rubber, etc. in non-rigid assemblies
Flexible setting
Increases the reliability of gasket seals

Metal Set For repairing or filling iron, steel, brass, bronze, aluminium, copper, wood and concrete. Sets in 15 minutes. Can be drilled, filed, tapped, machined or painted. Resists temperatures up to 120°C.

Hand Cleaner - general purpose. Based on natural extract. Biodegradable. Can be used with or without water.
LOCTITE® SF 7850 is a natural hand cleaner containing no petroleum solvents. It cleans hands with a solvent extracted from oranges. This hand cleaner has a citrus scent and contains no artificial fragrance. It is a skin-friendly abrasive lotion that contains aloe vera, lanolin and jojoba oil for skin conditioning. It cleans without water and can remove grease, grime, inks, soil, paint, gasket cements, epoxies and glues. It contains extra-fine abrasives which clean deep into pores.
Natural extract base
Biodegradable
Free of mineral oils
Contains premium skin conditioners
Works with or without water
Removes ground-in dirt, grease, grime, and oil

Threadlocking Adhesive - low strength. Easy disassembly. Suitable for all metal threaded assemblies.
LOCTITE® 222 is a low-strength threadlocker that allows the adjustment of screws including countersunk head screws and set screws. Good on low-strength metals which could fracture during disassembly, e.g. aluminium or brass. The product works on all metals, including passive substrates such as stainless steel, aluminium and plated surfaces. It is proven to be tolerant of minor contamination due to industrial oils, e.g. engine oils, corrosion prevention oils and cutting fluids.
Ideal for low-strength threadlocking of adjusting screws, countersunk head screws and set screws
Prevents loosening on vibrating assemblies, e.g. pumps, gear boxes or presses
Especially suited to small thread sizes
Permits disassembly with hand tools
P1 NSF Reg. No.: 123002

Retaining Compound - medium strength. If disassembly is required. Ideal for parts that need subsequent dismantling.
LOCTITE® 641 is designed for the bonding of cylindrical fitting parts, particularly where disassembly is required for servicing operations. The product cures when confined in the absence of air between close-fitting metal surfaces and prevents loosening and leakage due to shock and vibration. Ideal for parts that need subsequent dismantling, i.e. retention of bearings on shafts and in housings.
Ideal for parts that need subsequent dismantling, i.e. retention of bearings on shafts and in housings

LOCTITE® 638 is a high strength, fast curing, general purpose retaining compound.
LOCTITE® 638 is designed for the bonding of cylindrical fitting parts, particularly with narrow bond gaps approaching 0.25 mm. The product cures when confined in the absence of air between close-fitting metal surfaces and prevents loosening and leakage due to shock and vibration. It not only works on active metals but also on passive substrates, exhibiting robust cure performance. The product offers high-temperature performance and good oil tolerance, and tolerates minor surface contaminants.
Tolerates minor contaminants, including industrial oils
High strength on all metals, including passive substrates (e.g. stainless steel)
High temperature resistance
Ideal for shafts, gears, pulleys and similar cylindrical parts
DVGW Approval (EN 751-1): NG-5146AR0619
P1 NSF Reg. No.: 123010
WRAS Approval (BS 6920): 0511518

Clear, 1-part, thixotropic, room temperature-cure, acetoxy silicone vulcanizing compound paste sealant with an acetic acid odour.
LOCTITE® SI 595 is a clear, 1-part, thixotropic, room temperature vulcanizing, acetoxy silicone vulcanizing compound paste sealant with an acetic acid odour. It is designed as an excellent adhesive sealant for mechanical assemblies. Typical applications include electrical insulation, protection of leads from mechanical shock, trim bonding, and sealing of ductwork, vents, flues, doors, and windows.
Certified to ANSI
SF Standard 51 for use with plastic materials and components used in food equipment not exceeding +204°C.
Classified by Underwriters Laboratories Inc.® E257711 - Plastics & Components
Non-slumping
Superior adhesion and flexibility
Seals out moisture and contaminants
Non-flammable
Non-toxic
Fills large cracks and seams
Resists aging, weathering and thermal cycling without hardening, shrinking or cracking
Cures on exposure to moisture in the air to form a tough, flexible, silicone rubber seal
Formulated to withstand extreme temperature cycling, UV light and ozone
Designed for superior bonding and sealing properties to most surfaces (not recommended for concrete)