Description
High-Performance Rock Wool Sandwich Panel with MgO Facing Boards
Designed for modern industrial and commercial buildings, the Rock Wool Sandwich Panel with MgO Facing Boards is manufactured with high-strength Magnesium Oxide (MgO) facing boards and an A1 non-combustible rock wool core. It delivers outstanding fire protection, thermal insulation, acoustic performance, and long-term structural durability. This panel is an ideal building solution for cleanrooms, pharmaceutical facilities, food processing plants, cold storage, industrial buildings, modular construction, and other applications requiring superior fire safety and energy efficiency.
1. Technical Specifications
| Parameter | Specification |
|---|---|
| Panel Thickness | 50 / 75 / 100 / 150 / 200 mm |
| Effective Width | 950 mm / 1150 mm |
| Panel Length | Customizable (Up to 12 m) |
| Facing Board | Magnesium Oxide (MgO) Board |
| Core Material | High-Density Rock Wool |
| Rock Wool Density | 80–150 kg/m³ |
| Reaction to Fire | A1 Non-Combustible |
| Thermal Conductivity | ≤0.043 W/(m·K) |
| Sound Reduction Index (Rw) | Up to 35 dB |
| Operating Temperature | -50°C to +150°C |
| Joint Type | Tongue & Groove |
2. Core Benefits
🔥 Superior Fire Protection
Manufactured with A1 non-combustible rock wool insulation and durable MgO facing boards, the panel provides exceptional fire resistance and effectively slows flame propagation, meeting stringent fire safety requirements for industrial and commercial buildings.
❄️ Excellent Thermal Insulation
The high-density rock wool core minimizes heat transfer, significantly improving building energy efficiency while maintaining stable indoor temperatures in both hot and cold climates.
🔇 Superior Acoustic Performance
The mineral wool fiber structure effectively absorbs airborne sound, providing excellent noise reduction for cleanrooms, factories, laboratories, hospitals, offices, and commercial buildings.
💪 Excellent Structural Performance
The combination of rigid MgO facing boards and a high-density rock wool core delivers excellent compressive strength, dimensional stability, and long-term durability, ensuring reliable performance under demanding operating conditions.
💧 Moisture, Mold & Corrosion Resistance
MgO facing boards provide excellent resistance to moisture, mold growth, and corrosion, making the panels suitable for humid, coastal, and high-moisture environments while maintaining structural integrity.
🌱 Sustainable Building Solution
Manufactured using environmentally friendly and recyclable materials, the panels are free from asbestos and other harmful substances, supporting sustainable construction and green building certification.
3. Applications
Cleanroom Systems
Pharmaceutical manufacturing, semiconductor facilities, hospitals, laboratories, biotechnology plants, and food processing workshops.
Industrial Buildings
Factories, warehouses, logistics centers, manufacturing facilities, and production workshops.
Cold Storage Facilities
Cold rooms, freezer warehouses, refrigerated logistics centers, and food processing plants.
Commercial Buildings
Office buildings, shopping malls, exhibition centers, airports, schools, and public infrastructure.
Modular Construction
Prefabricated buildings, modular houses, container buildings, portable buildings, and temporary structures.
Key Features
- A1 Non-Combustible Performance
- Excellent Thermal Insulation
- Superior Acoustic Performance
- Moisture, Mold & Corrosion Resistant
- Excellent Structural Performance
- Lightweight & Fast Installation
- Energy-Efficient Building Solution
- Long-Term Durability
- Custom Sizes & Specifications Available
Available Options
| Option | Specification |
|---|---|
| Panel Thickness | 50 / 75 / 100 / 150 / 200 mm |
| Effective Width | 950 mm / 1150 mm |
| Panel Length | Customized |
| Rock Wool Density | 80–150 kg/m³ |
| Surface Finish | Plain / Embossed |
| Joint Type | Tongue & Groove |
| Surface Color | White, Grey, Blue, or Customized |
| Surface Coating | Customized |
Why Choose Our Rock Wool Sandwich Panels with MgO Facing Boards?
- A1 Non-Combustible Performance for Maximum Fire Safety
- Superior Thermal & Acoustic Insulation
- Excellent Moisture, Mold & Corrosion Resistance
- Outstanding Structural Performance & Dimensional Stability
- Fast & Cost-Effective Installation
- Ideal for Cleanrooms, Cold Storage & Industrial Buildings
- OEM & ODM Manufacturing Services
- Custom Sizes, Colors & Specifications Available
Product Introduction
Our Rock Wool Sandwich Panels with MgO Facing Boards are engineered to provide exceptional fire resistance, thermal insulation, acoustic performance, and structural reliability. Manufactured with premium Magnesium Oxide (MgO) facing boards and an A1 non-combustible rock wool core, these panels are ideal for cleanrooms, pharmaceutical plants, food processing facilities, cold storage, industrial buildings, commercial projects, and modular construction. Designed for long-term durability and energy efficiency, they are available in a wide range of sizes and can be fully customized to meet specific project requirements.
Author Profile

- BatteryRing Sales Engineers bring over 20 years of experience in the global battery supply chain, positioning us as true industry experts. We provide end-to-end consulting services covering the entire battery lifecycle, including R&D, laboratory testing, product planning, material sourcing, manufacturing equipment, system design, and full production line construction. Our mission is to empower your energy business with efficient, scalable, and technically advanced solutions for accelerated growth.
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simpleMay 4, 2026MgO Rock Wool Sandwich Panel














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