PU insulation Sandwich Panel for wall & roof | Buildgram New Material
Buildgram PU Insulated Sandwich Panel | Buildgram New Material Wall & Roof PU Sandwich Panel
Low Thermal Conductivity | Class A Fireproof | Custom Thickness & Color | Global Project Supply
Buildgram New Material specializes in manufacturing high-performance PU sandwich panel for industrial factory walls, warehouse roofing, cold storage and modular building projects. Our premium PU insulated sandwich panel adopts rigid polyurethane foam as core material with galvanized steel outer sheets, delivering outstanding thermal insulation, fire resistance and structural stability. All Buildgram PU sandwich panel products are factory prefabricated, easy to install and fully customizable to meet diverse global construction demands for permanent and temporary buildings.
PU Sandwich Panel Technical Specifications
| Item | Parameter |
|---|---|
| Core Material | Rigid PU Foam |
| Available Panel Thickness | 50mm / 75mm / 100mm / 150mm / 200mm Customized |
| Outer Steel Skin | 0.4–0.8mm Galvanized Color Steel |
| Fire Resistance Grade | Class A / B1 Optional |
| Thermal Conductivity | ≤0.022 W/m·K |
| Max Production Length | 12000mm |
| Surface RAL Color | Full RAL Color Customization |
| Mass Production Lead Time | 7–15 Working Days |
Core Advantages of Buildgram PU Sandwich Panel
⚡ Excellent Thermal Insulation
- Buildgram PU sandwich panel features ultra-low thermal conductivity to cut air conditioning costs significantly.
- Stable foam structure avoids heat loss for cold storage, factory and workshop buildings.
🛡️ High Safety & Durability
- Class A/B1 fire-resistant PU core, anti-corrosion galvanized metal sheets for long service life.
- Tight tongue-and-groove joint prevents water leakage for roof & wall installation.
🌍 Custom & Eco-Friendly Supply
- Buildgram New Material supports full customization on thickness, width, color and length.
- Lightweight prefab board shortens construction cycle, reduces site construction waste.
Main Application Scenarios
Frequently Asked Questions
Our Production Lines
To ensure reliable and consistent product quality, we have integrated Italy's fully automatic continuous Puma Line and Germany's Krauss Maffei Line. Boasting high automation, precise control, and robust stability, these lines produce 5 million square meters of continuous self-foaming PU core color steel sandwich panels annually.













