What is Loctite SF 7649 used for?

It speeds up the cure of Loctite anaerobic adhesives and sealants, especially on passive metals, with large bond gaps, or at temperatures below 15 °C.

Which materials is this activator suitable for?

It is designed for metals, particularly passive and inactive surfaces such as stainless steel, aluminum, and plated finishes.

How do you apply this liquid activator?

Apply the liquid with a brush or cloth onto the clean bonding surface and let the solvent evaporate completely before applying adhesive.

How long do parts remain active after application?

Once applied and dry, the activator provides an on-part life of up to 30 days before bonding.

Can you mix the activator directly with the adhesive?

No, never mix the activator and adhesive directly as liquids. Always pre-apply the activator to the surface first.

LOCTITE 7649 activator (500 ml bottle) - 135252

Name: LOCTITE 7649 activator (500 ml bottle) - 135252
Brand: LOCTITE
SKU: 11010444
Price: 72.2 EUR
Availability: InStock

Supplier number: LOCTITE 135252 | EAN 5010266168500

Recommended Retail Price €91.26

72.20 tax incl.

€59.67 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 3 products in stock.

Delivery by DHL

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For a purchase value of €99 to €125 excl. VAT, receive FREE LOCTITE 55 thread sealing cord 50 m (IDH 528244) worth €9.99.
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Fast curing with Loctite activator

Practical benefits

Accelerated cure for adhesives: You significantly speed up the reaction time of anaerobic adhesives, allowing assembled parts to reach full holding strength much faster.
Effective on passive metals: You reliably activate inert surfaces such as stainless steel or anodised aluminium to ensure dependable bonding performance.
Reliable at low temperatures: You ensure proper curing even in cold working conditions below 15 °C or across large bond gaps.

In a nutshell

The right choise for

With Loctite sf 7649 activator, you significantly speed up the cure time of anaerobic adhesives and sealants. Supplied in a 500 ml bottle, this liquid activator is essential for bonding passive or inert metals like stainless steel and aluminium. It ensures dependable polymerization even in cold working conditions below 15 °C or across larger bond clearances. Simply apply it to clean mating surfaces and let it evaporate; treated parts remain active for assembly for up to 30 days. This helps you minimize downtime and achieve reliable, long-lasting assemblies.

Product information FAQ

€72.20

In stock - tax incl.

Key features according to our expert

Net volume: 500 ml
EUH-statements: EUH066
Relative density: 2
ADR packing group: II
ADR class: 3
Principal hazard property: GHS02 Flammable
UN number: UN1090
P-statements: P201; P210; P261; P273; P280; P308 + P313; P337 + P313; P403 + P235
H-statements: H225; H319; H336; H360D; H412
Hazard class: GHS02 Flammable; GHS07 Harmful or irritant; GHS08 Health hazard
Physical state: Liquid
Flash point: -19 °C
Packaging: Bottle

Product description:

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 inert surfaces and with large bond gaps.
LOCTITE SF 7649 is particularly recommended when the application temperature is below 15 °C.

Precautionary statements

P201: Obtain special instructions before use.
P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P261: Avoid breathing dust/fume/gas/mist/vapours/spray.
P273: Avoid release to the environment.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P308 + P313: IF exposed or concerned: Get medical advice/attention.
P337 + P313: If eye irritation persists: Get medical advice/attention.
P403 + P235: Store in a well-ventilated place. Keep cool.

Hazard statements

H225: Highly flammable liquid and vapour.
H319: Causes serious eye irritation.
H336: May cause drowsiness or dizziness.
H360D: May damage the unborn child.
H412: Harmful to aquatic life with long lasting effects.

Supplemental hazard information

EUH066: Repeated exposure may cause skin dryness or cracking.

All Features

Net volume: 500 ml
Euh-statements: EUH066
Relative density: 2
Adr packing group: II
Adr class: 3
Principal hazard property: GHS02 Flammable
Un number: UN1090
P-statements: P201; P210; P261; P273; P280; P308 + P313; P337 + P313; P403 + P235
H-statements: H225; H319; H336; H360D; H412
Hazard class: GHS02 Flammable; GHS07 Harmful or irritant; GHS08 Health hazard
Physical state: Liquid
Flash point: -19 °C
Packaging: Bottle

Brand LOCTITE
11010444
EAN 5010266168500
Supplier number LOCTITE 135252

Frequently asked questions about this product

Answered by specialists

What is Loctite SF 7649 used for?: It speeds up the cure of Loctite anaerobic adhesives and sealants, especially on passive metals, with large bond gaps, or at temperatures below 15 °C.
Which materials is this activator suitable for?: It is designed for metals, particularly passive and inactive surfaces such as stainless steel, aluminum, and plated finishes.
How do you apply this liquid activator?: Apply the liquid with a brush or cloth onto the clean bonding surface and let the solvent evaporate completely before applying adhesive.
How long do parts remain active after application?: Once applied and dry, the activator provides an on-part life of up to 30 days before bonding.
Can you mix the activator directly with the adhesive?: No, never mix the activator and adhesive directly as liquids. Always pre-apply the activator to the surface first.