General Purpose Acetic Silicone Sealant GP
Topsen 516GP is a ready-to-use silicone sealant for general purpose sealing applications (indoor and outdoor). It is an acetoxy silicone sealant suitable for sanitary or other construction sealing applications. Good adhesion to a variety of non-porous substrates, resistant to ultra-violet radiation, waterproof, good chemical resistance, excellent elasticity.
Product |
General Purpose Acetic Silicone Sealant |
Model No. |
516 (Grade A/B/C/D) |
Type |
Acetic Curing |
Color |
Clear, Black, White, or as customized |
Usage temperature |
+5ºC~+40ºC |
Applicated temperature |
-40ºC~+150°ºC |
Packing |
280/300ml/Cartridge, 24pcs/Carton; 200L Barrel |
Shelf life |
12 months |
Features:
1. Fast curing speed, durable seal;
2. Good adhesion and compatibility to most building materials;
3. Excellent weather ability and high resistance to UV radiation, heat, humidity, ozone, and high temperature.
4. The formed silicone rubber maintains excellent properties in the temperature range of -40ºC to +150ºC.


Use Limitations:
1. All the surfaces that bleed oils, plasticizers, or solvents.
2. Non-corrosion-resistant substrates such as concrete, porous stones (like marble), coated glass, copper, lead, and galvanized materials;
3. The mucilage shall not be completely isolated from the air before fully curing;
4. The frosty or moist surface;
5. Cannot be used for structural bonding.

Acetic General Silicone Sealant |
Performance |
Standard |
Measured Value |
Testing Method |
Test at 50±5% RH and temperature 23±2ºC |
Density (g/cm³) |
±0.1 |
0.95 |
GB/T 13477 |
Tack-free Time (min) |
≤180 |
10 |
GB/T 13477 |
Extrusion g/5S |
≥40 |
102 |
GB/T 13477 |
Tensile Modulus (Mpa) |
23ºC |
≤0.4 |
0.28 |
GB/T 13477 |
|
-20ºC |
or ≤0.6 |
0.3 |
|
105ºC weight loss, 24hr % |
/ |
55 |
GB/T 13477 |
Slumpability (mm) Vertical |
≤3 |
0 |
GB/T 13477 |
Slumpability (mm) Horizontal |
0 |
0 |
GB/T 13477 |
Curing Speed (mm/d) |
2 |
2.5 |
/ |
As Cured-after 21 days at 50±5% RH and Temperature 23±2ºC |
Hardness (Shore A) |
20-60 |
22 |
GB/T 531 |
Tensile Strength under Standard Conditions (Mpa) |
/ |
0.12 |
GB/T 13477 |
Elongation of Rupture (%) |
/ |
500 |
GB/T 13477 |
Movement Capability (%) |
12.5 |
12.5 |
GB/T 13477 |









