Silicone Assembly Sealant | window sealant

Product manual

antas-172 is one-component, neutral curing silicone sealant for windows and doors, interior and exterior wall caulking seal, sandwich panel and wood walls for sealing. It is widely used and has good adhesion to most of building materials.

Product feature

One-component, easy to use, with good extrudability and thixotropy in the temperature range of 5 ℃ to 45℃.
Neutral cure, no pollution and corrosion on metal, wood, coated glass, concrete and other building materials.
Excellent resistance to weather, UV, ozone and water.
Excellent resistance to high and low temperature, maintain good flexibility at a range of -50℃～150℃ after curing.
Good compatibility with other neutral silicone sealants.

Main purpose

Installing window and door, glass glazing, sandwich panel and wood wall
Filling and sealing the gap for outdoor and indoor wall
Other general purposes

Standards compliant

ASTM C 920
GB/T 14683-2017

Technical parameters

Number	Test items		Standard Ordain (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 (1.50±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

Use restrictions

antas-172 should not be applied:
To building materials that bleed oil, plasticized or solvent, to materials such as impregnated wood, oil-based caulks, green or partially vulcanized rubber gaskets, or tapes or bituminous below-grade waterproof and asphalt-impregnated fiberboard.
In totally confined spaces.
When substrate surface temperature is over 45 ℃ or below -5 ℃.
To wet surface.
On the surface contacted with food directly.
For continual high pressure and temperature.
When paint is required to sealant.
For structural glazing.
Aquarium installation and sealing.

Antas-172 Exterior Neutral Cure Silicone Window&Door Sealant