• Item Name: 1522
• Manufacturer: H.B. Fuller
• Technologies: Two-component silicone adhesive
• Color: White
• Cure Type: Room temperature cure
• Package Size: Contact to Techniq VN for details.
• Shelf Life: 6 months
1522 is a two-component silicone adhesive that cures at room temperature, providing high bond strength on a variety of substrates. It is particularly suitable for sealing and bonding PV modules. The adhesive offers excellent deep-section cure, electrical performance, and resistance to environmental factors such as UV, rain, and hail.
Key Highlights:
Type: Silicone Adhesive
Components: Two-Part
Cure: Room Temperature (23±2°C, 50±5% RH for 7 days)
Appearance: White Paste
Fast curing and suitable for automated dispensing
Shelf Life: 6 months (unopened, stored in a cool, dry area)
High electrical and weather resistance
Bonding and sealing metals, plastics, and glass
Photovoltaic (PV) modules sealing and bonding
Suitable for automated dispensing processes
Ideal for outdoor applications due to UV and weather resistance
General Instructions:
Surfaces must be clean and free of flux, residues, dust, or contaminants.
Mix parts A and B using a specific machine.
Complete assembly within the working time.
Remove excess adhesive after clean-up time.
Store in unopened containers at room temperature.
| Property | Value | Method/Condition |
|---|---|---|
| Appearance | White Paste | – |
| Base | Silicone | – |
| Volumetric Mix Ratio | 10:1 | – |
| Weight Mix Ratio | 12.2:1 | – |
| Mixed Density | 1.29 g/cm³ | GB/T 13354 |
| Flash Point | >93°C | GB/T 5208 |
| Working Time | 10 min | GB/T 5208 |
| Clean-up Time | 30 min | GB/T 5208 |
| Hardness | 41 Shore A | GB/T 531 |
| Tensile Strength | 2.4 MPa | GB/T 528 |
| Elongation at Break | 200% | GB/T 528 |
| Lap Shear Strength (Al-Al) | 1.3 MPa | GB/T 7124 |
| Tensile Strength (Al-Glass) | 1.1 MPa | GB/T 13477 |
| Thermal Service Range | -50 to 200°C | – |
| Volume Resistivity | 4.0×10¹⁴ Ω·cm | GB/T 1692 |
| Breakdown Strength | 20 kV/mm | GB/T 1695 |
| Damp-Heat Aging (85°C, 85% RH, 1000h) Hardness | 32 Shore A | GB/T 531 |
| Damp-Heat Aging (Tensile Strength) | 1.8 MPa | GB/T 528 |
| Damp-Heat Aging (Elongation) | 180% | GB/T 528 |
| Damp-Heat Aging (Lap Shear Al-Al) | 1.0 MPa | GB/T 7124 |
| Damp-Heat Aging (Tensile Al-Glass) | 1.0 MPa | GB/T 13477 |
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