Qiaosi PUR/PIR Sandwich Panels offer premium thermal insulation with polyurethane (PUR) or polyisocyanurate (PIR) foam core technology. PIR provides enhanced fire resistance compared to standard PUR.
- Core: Polyurethane (PUR) / Polyisocyanurate (PIR)
- Density: 38-45 kg/m³
- Thickness: 50mm-150mm
- Width: 950mm-1150mm
- Thermal conductivity: λ ≤ 0.022 W/mK (PIR)
- Fire rating: Class B (PIR: Class A)
- Applications: Cold storage, freezer rooms, food processing

