Customization: | Available |
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CAS No.: | Other |
Formula: | Mixture |
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QMS-618 Single Component Sealant
Reliable Sealing and Bonding for a Wide Range of Applications
QMS-618 is a premium acidic curing silicone glass sealant, expertly crafted for both indoor and outdoor projects. Whether you're bonding and sealing glass surfaces, creating decorative caulking, installing aluminum alloy glass doors and windows, or assembling high-end showcases, QMS-618 ensures exceptional performance and durability.
Broad Material Compatibility
Designed for versatility, QMS-618 adheres effortlessly to various materials, including:
Glass: Ensures strong, clear bonds for glass installations.
Ceramics: Reliable for smooth, non-porous surfaces.
Fiberglass: Delivers robust sealing for composite materials.
Non-Oily Wood: Ideal for wood without greasy coatings.
Aluminum Profiles: Perfect for metallic finishes.
Painted Surfaces: Compatible with a range of coated materials.
For powder-coated aluminum alloys, proper surface preparation is essential. Use a solvent to thoroughly remove surface coating wax for optimal adhesion and performance.
Limitations to Keep in Mind
While QMS-618 is a versatile solution, certain conditions may not be suitable for its application:
Incompatible Substrates: Avoid use on concrete, cement-based materials, and substrates containing zinc, brass, copper, or lead.
Continuous Water Immersion: Not recommended for areas subject to prolonged water exposure.
Air-Isolated Environments: Ensure adequate ventilation during curing.
Painting Requirements: Not suitable for surfaces requiring paint.
Structural Assemblies: For architectural-grade sealants or load-bearing applications, consider alternatives.
Extended Shelf Life for Lasting Usability
With a shelf life of 9 months, QMS-618 offers reliability and longevity, ensuring you always have a trusted sealant ready for your projects.
Choose QMS-618: Excellence in Every Application
From intricate decorative caulking to demanding installation tasks, QMS-618 stands out as the professional's choice for sealing and bonding. Elevate your construction and assembly projects with unmatched quality and performance.
PERFORMANCE DATA | ||
Test Parameter | Unit | Result |
As Supplied Tested at 23ºC and 50% RH | ||
Specific Gravity | g/ml | 0.94±0.02 |
Flow (sag or slump) | mm | 0 |
Extrusion Rate | ml/minute | 140 |
Skin Time | minute | 5~10 |
Tack-free Time | hour | ≤1.0 |
Curing time (5mm) | hour | ≤16 |
As Cured-after 21 days at 23ºC and 50% RH | ||
Durometer Hardness, Shore A | Points | 18 |
Movement Capability | % | 25 |
Tensile/Modulus at 50% Elongation | Mpa | 0.24 |
Tensile/Modulus at 100% Elongation | Mpa | 0.28 |
Ultimate Tensile Strength | Mpa | 0.32 |
Ultimate Elongation at Break | % | 315 |