Popular Products
LOCTITE® LB 8201
Features and Benefits
A yellow-brown, general purpose five-way grease spray for light lubrication of small mechanisms.
LOCTITE® LB 8201 is a yellow to brown, general purpose, silicone-free grease that lubricates, cleans, dries, and prevents corrosion on machinery with an operating temperature range of -20°C to 120°C (-4°F to 248°F). It's typically used to free seized or corroded parts, such as threaded fasteners, hinges, and cylindrical joints. It provides light lubrication and displaces moisture from damp electrical devices to leave a protective film.
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Temperature resistant up to 120°C (248°F)
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Multipurpose five-way spray
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Silicone-free
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LOCTITE® SF 7800
Features and Benefits
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A 1-part, grey, solvent-based zinc and aluminum resin spray for long-term cathodic corrosion protection of galvanized parts.
LOCTITE® SF 7800 is a grey, solvent-based, zinc and aluminum resin spray for protecting ferrous metals against corrosion. It’s typically used for touching up metal parts after welding, providing long-term protection of metal assemblies and restoring protection to repaired galvanized parts, such as crash barriers, tubes, flanges, tanks and panels. It’s also suitable for restoring protection to repaired galvanized parts. It cures at room temperature by solvent evaporation.
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Long term corrosion protection for galvanized parts
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Operating range: -50°C to 550°C (-58°F to 1022°F)
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LOCTITE® SF 7039
Features and Benefits
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A colorless solvent cleaning spray for electrical contacts exposed to moisture or other contaminants.
LOCTITE® SF 7039 is a colorless, solvent-based hydrocarbon and alcohol cleaning spray for electrical contacts exposed to moisture or other contaminants. It’s typically used for applications with an operating temperature range of -30°C to 50°C (-22°F to 122°F), leaving a water-repellant residue without compromising existing varnishes.
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Service/operating temperature: -30°C to 50°C (-22°F to 122°F)
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Doesn’t damage existing varnishes
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Suitable for electrical contacts
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LOCTITE® 638 High Strength
Features and Benefits
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A 1-part, designed for bonding cylindrical fitting parts, particularly with narrow bond gaps up to 0.25 mm (0.01"). Great for a fast cure on all metals, including passive substrates like stainless steel.
For a retaining compound offering high strength on all metals, including passive substrates, try LOCTITE® 638. You can expect high temperature performance and good oil tolerance, a fixture time of just four minutes, and gap fill of 0.15 mm to 0.25 mm (0.006" to 0.01"). It even tolerates minor surface contaminants, including industrial oils. A high viscosity product, it’s ideal for shafts, gears, pulleys, and similar cylindrical parts, and can also be used for high strength thread locking and thread sealing applications. Operating temperature is-55°C to 180°C (-65°F to 355°F). LOCTITE 638 meets the performance requirements of KIWA GASTEC QA AR 214 for admixtures up to and including 100% hydrogen gas on metal threaded fittings – certifications are available in select countries.
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Ideal for shafts, gears, pulleys and similar cylindrical parts
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High strength on all metals, including passive substrates (e.g. stainless steel)
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High temperature resistance
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Fluorescent under UV for quality control
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KIWA GASTEC QA AR 214 certified for hydrogen gas system
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LOCTITE® 243 Blue Medium Strength
Features and Benefits
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This iconic thread locker locks and seals metal nuts and bolts to prevent loosening due to shock and vibration. Medium-strength: removable with hand tools.
LOCTITE® 243 is a blue, general purpose thread locker that provides a medium-strength bond. It works on all metals without primer, including passive substrates such as stainless steel, aluminum, and plated surfaces. Cures through most corrosion prevention oils and cutting fluids on "as-received" fasteners without aggressive cleaning.
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Prevents fastener loosening on vibrating assemblies, e.g. pumps, gear boxes or presses
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Works on all metals, including passive substrates
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Suitable for use on most 'as-received' fasteners without aggressive cleaning
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Can be disassembled with ordinary hand tools for easy service and maintenance
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LOCTITE® 574 Instant-Seal Gasket
Features and Benefits
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Form-in-place, instant-seal gasket for sealing close-fitting rigid metal faces and flanges. It provides resistance to low pressures immediately after assembly, and has a high resistance to oil, water and glycol.
For an instant seal and reduced product migration, try LOCTITE® 574. This general purpose, thixotropic gasketing product seals close-fitting joints between rigid metal faces and flanges, and provides resistance to low pressures immediately after assembly. Ideal for use as a form-in-place gasket on rigid flanged connections, e.g. gearbox and engine casings, it has excellent oil resistance and excellent resistance to water and glycol.
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Ideal on rigid metal parts, e.g. cast-iron components and pump housings
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High oil resistance
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Excellent water and glycol resistance
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LOCTITE® EA 3463
Features and Benefits
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A 2-part, steel-filled epoxy repair putty that is easy-to-use and stops leaks in pipes and tanks, fills oversized bolt holes, smooths welds, and repairs non-structural defects in castings or holes in tanks.
LOCTITE® EA 3463 is a versatile, easy-to-use, steel-filled epoxy kneadable stick. It is applied like a putty and, when cured, exhibits high compressive strength and great adhesion to most surfaces. It cures in 10 minutes, adheres to most damp surfaces and will even cure under water.
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Steel-filled kneadable stick
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For emergency repair of tanks, pipes and castings
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Cures in 10 minutes
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Cures on damp surfaces and under water
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LOCTITE® EA 3478
Features and Benefits
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A 2-part, ferro-silicon filled epoxy resin system that is extremely resistant to corrosion, chemical attack and abrasion.
LOCTITE® EA 3478 is a 2-part, ferro-silicon filled epoxy resin system. It is extremely resistant to corrosion, chemical attack and abrasion. It is ideal for restoring parts worn by mechanical and/or corrosion impact. Helps to restore tolerances to worn shafts, repairing worn keyways and damaged housings, filling pitted surfaces in worn machinery and restoring fit to bearing housings.
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Resurfaces and repairs worn or corroded metal parts
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Excellent machinability
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Ferro-silicon filled with outstanding compression strength
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Rebuilds worn parts fast
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Resists corrosion, abrasion and chemical attack​​​​​​​​​​​​​
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LOCTITE® SI 596
Features and Benefits
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This flowable, 1-part silicone adhesive sealant cures at room temperature to form a tough rubber seal with high temperature resistance.
LOCTITE® SI 596 is a red, flowable, smooth, 1-part RTV (room temperature vulcanizing) acetoxy silicone paste sealant that cures at room temperature on exposure to moisture in the air to form a tough, flexible, waterproof, oil-resistant silicone rubber bond. It resists temperatures up to 316°C (600°F), making it well suited for sealing applications in industrial furnaces, ovens, boilers, exhaust stacks, high temperature ducting and heating elements in electrical appliances. It resists aging, weathering and thermal cycling without hardening, shrinking or cracking​​​​
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LOCTITE® 406
Features and Benefits
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Exceptionally low-viscosity instant adhesives forming an ultra-thin adhesive film for the smallest adhesive gaps in seconds (fast-fixturing). Suitable for plastics and elastomeric materials.
LOCTITE® 406 is a low-viscosity instant adhesive designed especially for the fast bonding of plastics and rubbers. It fixes the adhering components in seconds and hardens very quickly, forming an ultra-thin bond. Using the primer LOCTITE® SF 770, the assembly of difficult-to-bond materials (PP, PE, PTFE) is possible.
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Rapid bonding of plastic & rubber, including EPDM
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LOCTITE 770 or LOCTITE 7239 primer improves adhesion of difficult-to-bond substrates
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Low viscosity
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