High quality acetic silicone 739

739 High Performance Glazing Silicone Sealant, is a one part, acetic cure, RTV silicone rubber sealant, is for structural glazing and building construction application high performance silicone adhesive with high tensile strength, mechanical properties for curtain wall, Total Vision System (TVS) and architectural applications

Main Uses:
STRUCTURAL GLAZING for curtain wall and facade system
Total Vision System (TVS) & spider glazing system.
Aquarium, big panel glass, skylights, canopies and general glazing.
For specialty architectural glazing.
Good adhesion to most of building materials, such as glass, aluminum, window and door, steel and so on.
General glazing and caulking uses.

NO. Test items Technical indicators Test results
1 Appearance Delicate paste,no bubbles, crust or orgel OK
2 Sagging Vertical(mm) ≤3 0
level No deformation OK
3 Extruding ,ml/min ≥150 168
4 Surface drying time(h) ≤3 0.1
5 Displacement, % ±20 ±20
6 Elastic recovery rate, % ≥80 85
7 Tensile modulus,MPa 23°℃ >0.4 0.45
-20°℃ >0.6 0.72
8 Definite elongation adhesion No damage OK
9 Adhesion after hot pressing and cold drawing No damage OK
10 Elongation and adhesion after immersion in water No damage OK
11 Weight loss rate ,% ≤8 6
Scroll to Top