// SPEC · Mineral Wool
Slag Wool High-Density Board 150 kg/m³ — Fire-Rated Structural Insulation
Very high-density 150 kg/m³ slag wool board for fire-rated structural partitions, steelwork encasement, and load-bearing industrial insulation. Rated to 800°C with maximum compressive rigidity and Class A1 non-combustibility.
// Key Features
- Maximum compressive strength supports structural loads without deformation
- Excellent fire-resistance duration tested to 180-minute fire rating
- Very low smoke and zero toxic gas emission under fire exposure
- High-density construction resists mechanical impact during maintenance
// Technical Specifications
| Fire Class | A1 |
| Binder Content (%) | 5.5 |
| Bulk Density (kg/m³) | 150 |
| Max Service Temp (°C) | 800 |
| Thermal Conductivity at 25°C (W/m·K) | 0.043 |
// Applications
Fire-rated industrial building partition wall core infillStructural steelwork passive fire protection encasementCoke oven battery side-wall insulation fillIndustrial walk-in oven floor and wall structural insulationPower station cable tunnel fire compartment barrier
// Quick Specs
Max Temperature800°C
Thermal Conductivity0.043 W/(m·K) at 25°C
Density150 kg/m³
StandardGB/T 17393
// Get Pricing
WhatsApp Us