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Technical data
Technical data for Polyee Plast multiwall, solid and embossed sheets — for engineers, consultants and contractors.
Multiwall sheets (twin-wall)
| Thickness (mm) | Weight (kg/m²) | Min. curving radius (mm) | Recommended span (mm) |
|---|---|---|---|
| 4 | 0.9 | 700 | 1500 |
| 5 | 1.15 | 875 | 1800 |
| 6 | 1.3 | 1050 | 2000 |
| 8 | 1.5 | 1400 | 2700 |
| 10 | 1.7 | 1750 | 3300 |
Solid sheets
| Thickness (mm) | Weight (kg/m²) | Min. curving radius (mm) | Recommended span (mm) |
|---|---|---|---|
| 1.7 | 2.04 | 306 | 612 |
| 2 | 2.4 | 360 | 720 |
| 3 | 3.6 | 540 | 1080 |
| 4.5 | 5.4 | 810 | 1620 |
| 6 | 7.2 | 1080 | 2160 |
| 10 | 12 | 1800 | 3600 |
Embossed sheets
| Thickness (mm) | Weight (kg/m²) | Min. curving radius (mm) | Recommended span (mm) |
|---|---|---|---|
| 3 | 3.35 | 600 | 1200 |
| 4 | 4.55 | 800 | 1600 |
| 5 | 5.75 | 1000 | 2000 |
Material properties
| Property | Unit | Multiwall | Solid | Embossed |
|---|---|---|---|---|
| IZOD notched impact strength | kJ/m² | 80 | 90 | 90 |
| Light transmission | % | 40 – 82 | 88 – 92 | 60 – 70 |
| Specific gravity | g/cm³ | 1.2 | 1.2 | 1.2 |
| Coefficient of thermal expansion | mm/m·°C | 0.065 | 0.065 | 0.065 |
| Service temperature | °C | −40 → +120 | −40 → +120 | −40 → +120 |
| Tensile strength | N/mm² | ≥ 60 | ≥ 60 | ≥ 60 |
| Flexural strength | N/mm² | 100 | 100 | 100 |
| Modulus of elasticity | MPa | 2400 | 2400 | 2400 |
| Elongation at break | % | > 100 | > 100 | > 100 |
| Sound insulation | dB | 20 dB (10 mm twin-wall) | 35 dB (6 mm solid) | 28 dB (3 mm embossed) |
Values are typical, based on material tests, and may vary with colour and brand. Standard sheet width 2100 mm. For projects with special requirements, contact us before ordering.
Key installation notes
- Cold curving is allowed provided the radius is not below the value in the table, and the curve follows the flute direction.
- Drill fixing holes about 50% larger than the screw diameter to allow thermal expansion.
- Leave expansion space at sheet edges and use rubber gaskets and sealing tape.
- Always install the UV side facing the sun.

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