DOWSIL 895 Structural Glazing Sealant

One-part silicone sealant for structural glazing applications.

Name: DOWSIL 895 Structural Glazing Sealant
Brand: DOW
Availability: InStock

DOWSIL™ 895 Structural Glazing Sealant is a one-part neutral curing silicone sealant specifically designed for the structural bonding of glass, metal, and other building components. With its excellent adhesion to various substrates and resistance to extreme temperatures, it ensures durable performance in demanding applications.
Ideal for factory glazing, this sealant enhances aesthetic appeal while providing robust structural integrity for modern architectural designs.

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Technical Details

DOWSIL™ 895 Structural Glazing Sealant is versatile and suitable for various applications in the construction industry:

Structural bonding of glass to metal frames
Adhering stiffening elements to building panels
Glass-to-glass bonding in structural glazing systems
Sealing joints in facades and curtain walls
Applications where high weather resistance is essential
Use in both interior and exterior environments

DOWSIL™ 895 Structural Glazing Sealant offers numerous advantages that make it ideal for structural glazing applications. Its unique formulation and properties ensure reliability and performance in various demanding conditions:

Excellent adhesion to a diverse range of substrates, including coated and reflective glasses
Odorless and non-corrosive curing system, enhancing safety during application
Highly resistant to ozone, making it suitable for outdoor applications
Wide service temperature range of -50°C to 150°C, ensuring performance in extreme climates
Exceptional weathering characteristics, with high resistance to UV radiation, heat, and humidity
High tensile strength, making it perfect for structural bonding applications

DOWSIL™ 895 Structural Glazing Sealant provides vital technical specifications that ensure its efficacy and reliability in structural glazing applications:

Test Property	Unit	Result
Specific gravity	1.43
Slump or flow	mm	0
Tack-free time (25°C, 50% R.H.)	minutes	60
Cure schedule (25°C, 50% R.H.) after 24 hours	mm	2.2
Cure schedule (25°C, 50% R.H.) after 72 hours	mm	3.5
Durometer hardness, Shore A (after 7 days at 25°C and 50% RH)	points	38
Ultimate elongation	%	600
Tensile strength, at 100% elongation	MPa	0.7
Tensile strength, at ultimate elongation	MPa	2.85
Tear strength	kN/m	19
Ultimate elongation (H-piece testing)	%	260
Tensile strength (H-piece testing)	MPa	1.06
Young modulus (H-piece testing)	MPa	1.0
Sealant dynamic design load	Pa	140,000
Sealant static design load	Pa	7,000
Service temperature range	°C	-50 to +150
Working time	minutes	15

DOWSIL™ 895 Structural Glazing Sealant is specifically designed for various structural glazing applications. Its unique formulation makes it suitable for a range of uses in construction and architectural projects. The following outlines its primary applications:
Structural Bonding: DOWSIL™ 895 is ideal for the structural bonding of glass to metal frames, ensuring a robust and reliable connection that enhances the overall integrity of the structure.
Adhering Building Components: This sealant can be effectively used to adhere stiffening elements to building panels, providing additional strength and durability where needed.
Glass-to-Glass Bonding: It is suitable for glass-to-glass bonding in structural glazing systems, offering excellent adhesion and flexibility to accommodate dynamic movements.
Sealing Joints: DOWSIL™ 895 is perfect for sealing joints in facades and curtain walls, delivering long-lasting performance against environmental factors.
Weather Resistance: This sealant is designed for applications where high weather resistance is essential, making it suitable for both interior and exterior environments.
Factory Glazing: For optimal results, DOWSIL™ 895 is recommended for factory glazing, ensuring controlled conditions can maximize its performance.

DOWSIL™ 895 Structural Glazing Sealant is available in multiple packaging options to suit various project needs:

250 kg drums
20 liter pails
310 ml cartridges (12 per box)
600 ml sausages

For warranty information regarding DOWSIL™ 895 Structural Glazing Sealant, please contact our team at SMCC. We are available to assist you through any of the contact methods provided on this page for more details.

Product FAQ

What surfaces can DOWSIL 895 adhere to?

DOWSIL 895 can adhere to coated, enameled, reflective glasses, polyester coated aluminum profiles, and stainless steel profiles.

What is the temperature range for DOWSIL 895?

The temperature range for DOWSIL 895 is -50°C to +150°C.

How should DOWSIL 895 be applied properly?

To properly apply DOWSIL 895, first clean all joints and glazing pockets to remove contaminants. Install backing materials and setting blocks as specified. Apply the sealant in a continuous operation using positive pressure to fill the joint completely. Tool the sealant with slight pressure within 5 minutes of application for a clean finish. Mask adjacent areas if necessary, and remove masking tape immediately after tooling. For optimal results, conduct application within the recommended temperature and humidity conditions.

What are the curing conditions for DOWSIL 895?

DOWSIL 895 cures at room temperature through exposure to moisture in the air. Ideal conditions are 5°C to 40°C temperature and 40% to 95% humidity, with a recommendation of 15°C to 30°C for optimal performance.

What is the joint size requirement for DOWSIL 895?

The joint size for DOWSIL 895 should typically be between 6 mm and 15 mm, determined by structural calculations to accommodate thermal and dynamic movements.

What certifications does DOWSIL 895 have?

DOWSIL 895 is CE Marked (ETA 01/0005) as a structural glazing sealant component according to ETAG002 and meets various European standards, including PrEN13022 and SNJF VEC. It also complies with French VOC regulations and has passed multiple environmental and safety certifications such as EMICODE EC1 Plus and BREEAM International.