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Durability. Flexibility. Long-Lasting Protection.

Looking for a versatile silicone sealant for structural glazing, weatherproofing and movement joints? SILTECH 617AK is a neutral curing, one-component silicone sealant designed for glass bonding, facade sealing and construction applications. With UV resistance, strong adhesion and long-lasting flexibility, it’s engineered to perform in demanding environments.

for Glazing and Weatherproofing

SILTECH 617 AK

Structural Silicone Sealant

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Product

Overview

Properties
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Curing at room temperature upon exposure to atmospheric moisture, SILTECH 617AK forms a robust, flexible elastomer. With a temperature range of -50°C to +150°C, it’s built to withstand the toughest conditions while maintaining its integrity.

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Why
SILTECH 617AK?

Choose

Structural Silicone for Glazing and Facades

Provides strong adhesion to glass, metal, aluminum and coated plastics.

Weatherproof and UV-Resistant Sealant

Withstands UV exposure, moisture, and temperature variations

(-50°C to +150°C).

Movement Capability for Expansion and Contraction

Accommodates up to 12.5% movement, making it suitable for joints that experience expansion and contraction.

Versatile Application

Accommodates up to 12.5% movement, making it suitable for joints that experience expansion and contraction.

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at a Glance

Applications

Structural Glazing
Bonds glass to metal or other substrates in curtain wall systems.

Weather Sealing
Creates watertight and airtight seals for building facades.

Movement Joints
Handles expansion, contraction and vibrations without cracking.

Packaging

Options

SILTECH 617AK is available in sizes to suit projects

of all scales:

  • 280ml cartridges - Precision work and smaller applications.

  • 600ml sausages – Large-scale sealing projects.

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Silicone Sealant for Construction and Structural Glazing

Reliable

SILTECH 617AK represents the pinnacle of silicone sealant technology. Whether you’re tackling large-scale construction, dynamic building joints, or architectural facades, SILTECH 617AK delivers results that stand the test of time. Enhance your projects further with Siltech Tooling Liquid to ensure a professional, polished finish.

Ready to elevate your construction projects?

FAQs

Q: What is the best silicone sealant for glazing?

A: SILTECH 617AK is designed for structural glazing and facade sealing. It provides long-term adhesion to glass and metal, maintaining flexibility and strength in demanding conditions.

Q: Can I paint over SILTECH 617AK?

A: No, SILTECH 617AK cannot be painted due to its neutral curing properties. If you require a paintable sealant, consider an acrylic or hybrid alternative.

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Contact

Us Today

Have a technical question? Need support with your project?
Our team is ready to assist.

  • Cape Town: +27 21 534 9055

  • Johannesburg: +27 11 392 2426

  • Durban: +27 31 701 3481

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