Rock Wool Board Insulation 1200x600mm

Rockwool Fire Board
December 27, 2025
Category Connection: Rockwool Fire Board
Brief: Join us for a close-up look at this solution and see it in action. In this video, we demonstrate the versatile applications and excellent performance of our Medium Density Rock Wool Board. You'll see how its balanced thermal insulation and structural strength make it ideal for external walls, roofs, and pipe insulation in various building projects.
Related Product Features:
  • Medium-density rock wool board with density ranging from 80 to 120 kg/m³ for balanced performance.
  • Excellent thermal insulation with thermal conductivity of 0.042-0.050 W/(m*K).
  • Good compressive strength of 80-150 kPa with strong flexural resistance.
  • High hydrophobic rate ≥98% when treated with hydrophobic agents for moisture resistance.
  • A1 non-combustible material with 1-2 hours fire resistance rating for enhanced safety.
  • Superior structural stability at high temperatures from -268℃ to 650℃.
  • Excellent construction compatibility with rendering mortar and mesh cloth.
  • Cost-effective solution suitable for external walls, roofs, and industrial pipe insulation.
FAQs:
  • What are the primary applications for medium-density rock wool boards?
    Medium-density rock wool boards are primarily used for external and internal wall insulation systems in multi-storey buildings, non-heavy-load roof insulation on flat roofs with waterproof layers, and insulation for hot water pipes and industrial medium/low-temperature pipes (≤150℃).
  • How does the density affect the performance of rock wool boards?
    Density is a key indicator determining rock wool board performance. Medium-density boards (80-120 kg/m³) offer a balanced combination of thermal insulation and structural strength, making them suitable for a wide range of applications with excellent cost performance compared to low and high-density alternatives.
  • What fire safety properties does this rock wool board have?
    This medium-density rock wool board is classified as A1 non-combustible material with 1-2 hours fire resistance rating, providing excellent fire safety performance for building applications.
  • Can this rock wool board be used in humid environments?
    Yes, the rock wool board features strong adaptability to dry or slightly humid environments with a hydrophobic rate ≥98% when treated with hydrophobic agents, ensuring reliable performance in various conditions.