Description
Rock wool slab is made for facade fire belts, partition walls, roof decks, and equipment room insulation. It is used where the insulation layer must stay continuous while workers still need access to brackets, covers, labels, or future inspection points. The product should be matched with density, thickness, and size by fire or acoustic need; then the facing and fixing method are confirmed so the finished surface is not damaged by repeated trimming.

Product Parameters
|
Parameter |
Specification |
|
Material |
Basalt rock wool board, slab, roll, or blanket |
|
Standard Board Size |
1200 x 600 mm; cutting size can follow the order |
|
Thickness |
30, 40, 50, 60, 80, 100 mm; 50/60 mm common for smoke-exhaust ducts |
|
Density |
55-180 kg/m³ |
|
Fire Selection |
0.5 h: 60 kg/m³ x 50 mm; 1 h: 120 kg/m³ x 45 mm; 2 h: 120 kg/m³ x 50 mm |
|
Thermal Conductivity |
≤0.035-0.040 W/(m·K) at 25°C; rock wool core ≤0.043 W/(m·K) |
|
Hydrophobicity / Acidity |
Hydrophobicity ≥98%; acidity coefficient ≥1.8 |
Main Applications
Facade Insulation
For exterior wall insulation and fire protection systems.
Partition Walls
Thermal and acoustic insulation for partition wall systems.
Roof Insulation
Suitable for roof deck and building insulation applications.
Equipment & Industrial Insulation
For equipment rooms, industrial facilities and thermal insulation systems.
Customized Services
Different projects require different insulation specifications. We can adjust board size, thickness, density, facing, packing marks and accessory requirements according to your project.

Certified Rock Wool Insulation Supply
Why Choose Yafeng Rock Wool?
Direct Factory Supply
Competitive factory pricing for distributors and project buyers.
01
Flexible Specifications
Density, thickness, size and facing can be customized.
02
Complete Documentation
TDS, MSDS, certificates, packing lists and customs documents available.
03
Project-Oriented Support
We help confirm suitable specifications based on application and project requirements.
04
Bulk Export Supply
Professional packing and documentation for international shipment.
05






FAQ
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