50mm Fireproof PUR/PIR Core Sandwich Panel – Premium Roofing & Wall Insulation Solution

High-density PUR/PIR foam core delivers superior thermal insulation (R-value: ≥1.25 m²·K/W) with closed-cell structure for moisture resistance.

Class A2 fireproof mineral wool layer meets EN 13501-1 standards, ensuring 120+ minutes fire resistance for ceilings/walls in warehouses, cold storages, and industrial buildings.

0.5mm galvanized steel skin with anti-corrosion coating (PE/PVDF) and concealed fasteners for seamless installation. Weight: 12.5kg/m², load-bearing capacity up to 150kPa.

Precision CNC-cut edges (±0.5mm tolerance) enable airtight joints. Compatible with steel/concrete structures – ideal for modular construction and HVAC enclosures.

Global wholesale pricing available for bulk orders (MOQ: 1000㎡). OEM customization on panel thickness (30-200mm) and surface finishes.