GUIBAO 997 Silicone Sealant for Stone Applications
GUIBAO 997 is a one-part neutral cure silicone sealant specially formulated for stone applications. Its advanced non-staining formula is ideal for natural stones and other porous substrates commonly used in curtain walling and construction. Provides excellent UV and weathering resistance.
Key Features
- Non-staining formula for natural stones
- One-part neutral cure formulation
- Excellent UV and weathering resistance
- ±20% movement capability
- Excellent adhesion to marble, granite, cement panels
- Unprimed adhesion to wide range of substrates
Applications
Stone curtain walling
Cement panel precasting
Ceramic engineering
Joints between stone and glass
Joints between stone and metal
Our Advantages
Meets GB/T 23261-2009 20HM standard
Complies with ASTM C 1248-18
Non-staining on natural stones
High extension recovery (90%)
12 months shelf life
Technical Data
| Movement Capability | ±20% |
| Extension Recovery | ≥ 80% |
| Modulus at 23°C | >0.4 MPa |
| Tack Free Time | ≤ 3 h |
| Slump | ≤ 3 mm |
| Service Temperature | -50°C to +150°C |
Packaging
Cartridge (300ml, 24pcs/carton), Sausage (500ml, 20pcs/carton)
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