Handan Donghong Fiberglass & Color Steel Manufacturing Co., Ltd. is one of the leading manufacturers and suppliers of rockwool cleanroom sandwich panel in China. If you're going to wholesale cheap rockwool cleanroom sandwich panel made in China, welcome to get quotation from our factory. All customized products are with high quality and competitive price.
Product Description
The panel features steel facers (0.3–1.0mm thick) and a high-density rockwool core (80–120kg/m³, Class A non-combustible). During production, rockwool fibers are oriented vertically through a 90-degree rotation process. This significantly improves compressive strength. The panel is available in machine-made and manual-made types for different application needs.
Product Parameters
|
Parameter |
Typical Value |
|
Thickness |
50mm, 75mm, 100mm, 150mm |
|
Width |
950mm, 1150mm, 1180mm |
|
Length |
up to 12,000mm (custom) |
|
Steel thickness |
0.3–1.0mm |
|
Face material |
color-coated steel, stainless steel |
|
Core density |
80–120kg/m³ |
|
Thermal conductivity |
≤0.043 W/(m·K) |
|
Fire rating |
Class A (non-combustible) |
|
Fire resistance |
up to 4 hours |
|
Sound insulation |
≥30dB |
|
Water repellency |
≥98% |
|
Service life |
15–20 years |


Product Advantages
Rockwool Cleanroom Sandwich Panel offers outstanding fire safety. Its Class A non-combustible core will not burn, produce smoke, or release toxic gases even at high temperatures. The smooth, non-shedding surface and sealed edges eliminate dust accumulation, meeting strict cleanroom standards. The dense rockwool core provides excellent thermal and acoustic insulation, reducing energy costs while creating a quiet environment. In addition, the panel is lightweight yet strong, with a modular design that allows for quick and cost-effective installation. Anti-static surface options are also available for semiconductor facilities.
Main Applications
You will find Rockwool Cleanroom Sandwich Panel widely used in pharmaceutical manufacturing, food processing workshops, and electronic semiconductor clean rooms. It is also ideal for biological laboratories and hospital operating rooms. Wherever high purity or fire safety is required, Rockwool Cleanroom Sandwich Panel delivers reliable performance.
FAQ
Q1: What is the fire rating?
A1: The panel reaches Class A (non-combustible). The rockwool core withstands temperatures above 600°C without burning or melting.
Q2: Does the panel contain formaldehyde?
A2: No. The panel is non-toxic, odorless, and contains no formaldehyde or harmful substances, making it safe for cleanroom use.
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