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Resin

Weatherproof Silicone Sealant for Door & Window FNS62

One-component, neutral-curing silicone sealant, specifically designed for joint sealing in the installation of system windows and doors, Kitchen & bathroom. It offers excellent adhesion to most building materials, making it an ideal material for sealing windows, doors, and interior and exterior walls.

Features & Benefits

Excellent weather resistance, strong movement capability
Free from **alkane plasticizers, formaldehyde, and triphenyl
Excellent adhesion to materials such as glass, aluminum alloy, concrete, ceramics, and wood.
Easy to use, with good extrudability and thixotropy within the temperature range of 5℃ to 45℃.
Neutral curing, non-corrosive to metals, coated glass, stone, and other materials.
Excellent weathering resistance, resistant to UV light, ozone, and water.
Good high and low temperature resistance, maintaining excellent adhesion and elasticity in the range of -50℃ to 150℃ after curing.
Good compatibility with other neutral silicone sealants.
Used for the installation and sealing of windows and doors in both residential and customized window systems, as well as system window installations

Applications

Window and door installation sealing.
Interior and exterior wall joint sealing.

Standard Compliant

ASTM C 920
GB/T 14683-2017

Typical Properties

Number	Test items		Standard Ordain	Test results
Number	Test items		(GB /T 14683-2017)	Test results
1	Appearance		Smooth, uniform paste, without bubbles, skinning or gels.	Smooth, uniform paste, without bubbles, skinning or gels.
2	Sag degree, mm	Vertical	≤3	0
3	Extrudability, ml/min		≥150	543
4	Density, g/cm³		Specified value±0.1	1.53
4	Density, g/cm³		(1.50±0.1)	1.53
5	Tack-free time, h		≤3	1
6	Elastic recovery rate,%		≥80	89
7	tensile modulus (23℃), MPa		>0.4	0.6
8	Tensile properties at maintained extension		No destruction	No destruction
9	Tensile properties at maintained extension after water immersion		No destruction	No destruction
10	Tensile properties at maintained extension after cold drawn and hot press		No destruction	No destruction
11	Tensile properties at maintained extension after exposure to water-UV light		No destruction	No destruction
12	Loss of mass, %		≤8	4
13	Alkane Plasticizer		None	None