What is Teroson SI 34 BK used for?

This black neutral silicone sealant is used for sealing expansion joints, seams, and assemblies made of metal, plastic, glass, and facades.

Which substrates does this silicone sealant adhere to?

It adheres well to aluminum, steel, rigid PVC, glass, acrylic glass, and ceramics without causing edge corrosion.

How do you apply Teroson SI 34 BK?

You apply the 300 ml cartridge using a standard manual, pneumatic, or electric dispensing gun.

Is this silicone sealant fire resistant?

No, this sealant is not fire resistant.

What curing system does this product use?

It is a 1-part neutral-curing silicone rubber (alkoxy) that cures with atmospheric moisture into a flexible seal.

TEROSON SI 34 silicone sealant black (300ml standard tube) - 2267614

Name: TEROSON SI 34 silicone sealant black (300ml standard tube) - 2267614
Brand: TEROSON
SKU: 11940195
Price: 20.2 EUR
Availability: InStock

Supplier number: TEROSON 2267614 | EAN 4058093014707

Recommended Retail Price €22.95

20.20 tax incl.

€16.69 excl. VAT (incl. all environmental contributions)

On stock - immediately available

The minimum purchase order quantity for the product is 12.

Ordered before 20:00 - delivered as of 05/10/2026
Free shipping
Delivery by DHL
Delivered from Belgium

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Reliable sealing with Teroson

Practical benefits

Permanently soft elastic seal: You achieve flexible joints that effortlessly compensate for thermal expansion between different substrates and materials.
Strong chemical and corrosion resistance: You prevent corrosion on edges and laminated parts thanks to the neutral-curing, solvent-free silicone formulation.
Ready for direct application: You apply the single-component black sealant smoothly using a standard manual or pneumatic dispensing gun.

In a nutshell

The right choise for

With Teroson si 34 BK, you achieve a dependable and permanently elastic seal for demanding assemblies. This black, neutral-curing 1-component silicone sealant reacts with atmospheric moisture to form a flexible silicone rubber joint that absorbs movement, thermal expansion, and vibrations without cracking. Thanks to its neutral curing mechanism, you protect edges and metal substrates against corrosion and chemical exposure. It adheres reliably to aluminium, steel, rigid PVC, glass, acrylic glass, and ceramics, making it ideal for facade elements, vehicle bodywork, and industrial ducting. Using the practical 300 ml cartridge, you apply the sealant smoothly and accurately with a standard dispensing gun for a clean, durable finish.

Product information FAQ

€20.20

In stock - tax incl.

Key features according to our expert

Net volume: 300 ml
Relative density: 1,4
ADR packing group: Not applicable
ADR class: Not applicable
Packaging: Bottle
Principal hazard property: GHS07 Harmful or irritant
UN number: Not applicable
P-statements: P101; P102; P273; P280; P305 + P351 + P338; P501
H-statements: H319; H412
Hazard class: GHS07 Harmful or irritant
Physical state: Solid
Fire-resistant: No

Hazard statements

H319: Causes serious eye irritation.
H412: Harmful to aquatic life with long lasting effects.

Precautionary statements

P101: If medical advice is needed, have product container or label at hand.
P102: Keep out of reach of children.
P273: Avoid release to the environment.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P501: Dispose of contents/container to ... (see safety data sheet).

All Features

Net volume: 300 ml
Relative density: 1,4
Adr packing group: Not applicable
Adr class: Not applicable
Packaging: Bottle
Principal hazard property: GHS07 Harmful or irritant
Un number: Not applicable
P-statements: P101; P102; P273; P280; P305 + P351 + P338; P501
H-statements: H319; H412
Hazard class: GHS07 Harmful or irritant
Physical state: Solid
Fire-resistant: No

Brand TEROSON
11940195
EAN 4058093014707
Supplier number TEROSON 2267614

Frequently asked questions about this product

Answered by specialists

What is Teroson SI 34 BK used for?: This black neutral silicone sealant is used for sealing expansion joints, seams, and assemblies made of metal, plastic, glass, and facades.
Which substrates does this silicone sealant adhere to?: It adheres well to aluminum, steel, rigid PVC, glass, acrylic glass, and ceramics without causing edge corrosion.
How do you apply Teroson SI 34 BK?: You apply the 300 ml cartridge using a standard manual, pneumatic, or electric dispensing gun.
Is this silicone sealant fire resistant?: No, this sealant is not fire resistant.
What curing system does this product use?: It is a 1-part neutral-curing silicone rubber (alkoxy) that cures with atmospheric moisture into a flexible seal.