Permabond PT 321
PERMABOND® PT321 is a two-component polyurethane adhesive that cures at room temperature.
documents
Internal reference:
49-321.KT.G050
HS code:
59119000000
Description
PERMABOND® PT321 is a two-component polyurethane adhesive that cures at room temperature. It is ideal for use with a wide range of materials, including metals, plastics, and composites.
product specifications
| Physical properties | |
|---|---|
| Color | cream colors |
| product information | |
|---|---|
| manufacturer | Permabond Engineering Adhesives Ltd |
| container | 50 ml |
| mixing ratio | 1:1 |
| Processing time (pot life) at 25°C | 60-90 seconds |
| country of origin | Italy |
| Mechanical properties | |
|---|---|
| Hardness (Shore D) | 70-80 |
| Shear strength ISO ISO4587 in N/mm² | |
|---|---|
| zinc | 6-8 |
| steel | 18–25 MPa |
| CFRP | 6–8 MPa |
| curing values | |
|---|---|
| Hand strength at 23°C | 10-15 minutes |
| Physical properties A | |
|---|---|
| Chemical group (A) | polyurethane |
| Color (A) | Black |
| Viscosity (A) | 4000-8000 |
| Specific gravity (A) | 1.25 |
| Physical properties B | |
|---|---|
| Chemical group (B) | isocyanate |
| Viscosity (B) | 3000-6000 |
| Specific gravity (B) | 1.45 |
| Performance at ultimate strength | |
|---|---|
| Tensile strength (ISO37) | 20–25 MPa |
| Elongation at break (elasticity) (ISO37) | <10% |
| thermal expansion coefficient | 85 x 10⁻⁶ 1/K |
| Properties of the bond | |
|---|---|
| Final strength at 23°C | 24 hours |
| Uncategorized | |
|---|---|
| Gap filler up to | 5 mm |
| Final strength at 90°C | 30 minutes |
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