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Specifications
pu sandwich panel1.Fireproof
2.Heat Insulating
3.Light Weight
4.ISO9001:2000 ISO14001:2004
polyurethane/PU sandwich panel for cold storage
Features:
1. Heat and sound insulation. Temperature suitable for PU ranges from -200 centigrade to 150 centigrade.
2. Good chemical resistance, waterproof, anti-corrosion, insect-free etc.
3. Advanced Tech: Automatic rolling machines make the whole process of manufacture effective.
4. Energy conservation, environmental protection, economical, heat insulting, good structure, easy-doing construction
5. Light weight enough to reduce building expense.
6. Time can be saved on a building project due to the simple installation
Application:
Steel house, suburban housing, villa, kindergarten, model house for apartment, commercial building, remodeling of old structures, warehouse, steel structure house, workshop, work plant, airport, cold storage, mobile house, etc.
Specification:
| Surface Texture and Appearance | Small wave, Flat, Embossment, Big rib |
| Thickness of steel plate | 0.5-0.8mm |
| Heat Insulating Material | PU(Polyurethane) |
| Unit Weight of Core Material | 40KG/m3 |
| Thickness of Core Material | 40mm, 50mm, 75mm, 100mm, 150mm,200mm |
| Effect Width | 500-1130mm |
| Color | Whitegrey, Sliver, Sea Blue, Red, etc |
| Recommended Coating | PVDF, HDP, SMP, PE |
| Recommended Plating | Hot-dip galvanized, Al-Zn coated |
| PUR Technical Index | ||||
| Test Item | Unit | Measured value | Standard value | Test standard |
| Denity/Normal temp | Kg/m³ | 40 | ≥30 | ASTM, D1622,GB6343 GB/T6343-95,JC/T868-2000 |
| Thermal conductivity | W/m·k | ≤0.023 | ≤0.027 | ASTM C518, GB10294 |
| Vapor transmission | Ng/Pa·m·s | ≤3.34 | GB10294-88 GB/T 17146 | |
| Water absorption | g/100cm2 | ≤0.5 | ≤4 | GB/Z228, GB8810-88 |
| Closed cell rate | % | ≥97 | ≥90 | GB10799 |
| Compressive Strength | Kpa | ≥220 | ≥150 | GB8813 |
| Bending strengths | KN | ≥2450 | ≥1750 | GB/T8812 |
| Continuous temp | °C | —185~150 | ||
| Fireproof rate | B2 | GB8624 | ||
| Vertical burning | (Average Burning Time) | ≤7.96 | ≤30 | GB8333 |
| (Average Burning Height) | ≤15 | ≤250 | ||
| Deimension stability | ≤1% | ≤4% | ASTM | |
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