Handan Donghong Fiberglass & Color Steel Manufacturing Co., Ltd. is one of the leading manufacturers and suppliers of hollow mgo cleanroom panel in China. If you're going to wholesale cheap hollow mgo cleanroom 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 a sandwich structure. The outer layers use 0.3–0.8mm thick color-coated steel or stainless steel sheets. The core is a hollow MGO grid formed by two 5mm MGO boards separated by internal ribs. This hollow design makes the panel significantly lighter than solid-core panels while maintaining good strength. The hollow space also allows electrical wiring to run inside the panel during installation, which is very convenient for workshop partitions.
Product Parameters
|
Parameter |
Typical Value |
|
Thickness |
50mm, 75mm, 100mm (150mm available) |
|
Width |
950mm, 1150mm (common), 1180mm |
|
Length |
≤6000mm (customizable) |
|
Steel thickness |
0.3mm – 0.8mm |
|
Face material |
Color-coated steel, galvanized steel, stainless steel |
|
Fire rating |
Class A1 (non-combustible) |
|
Fire resistance |
≥60 minutes (50mm panel) |
|
Thermal conductivity |
≤0.044 W/(m·K) |
|
High-temp resistance |
Non-combustible at 800°C, no flame at 1200°C |



Product Advantages
Hollow MGO Cleanroom Panel offers several key benefits. Its Class A1 non-combustible core will not burn or release toxic smoke, even at temperatures as high as 800°C. The hollow core design keeps the panel lightweight but still strong enough for most cleanroom applications. Moisture resistance is another strong point. Unlike rockwool panels, the MGO core does not absorb water even after prolonged soaking. The hollow interior also provides a built-in pathway for electrical wiring, which simplifies construction and reduces the need for external conduits. Finally, the smooth steel surface collects no dust and is easy to clean, fully meeting strict cleanroom hygiene standards.
Main Applications
You will find Hollow MGO Cleanroom Panel widely used in pharmaceutical plants, food processing facilities, electronic cleanrooms, hospital operating rooms, and biological laboratories. It is also suitable for industrial steel structure buildings that require both fire protection and clean conditions. The hollow design makes it particularly useful for workshop partitions where concealed electrical wiring is needed.
FAQ
Q1: Is this panel truly waterproof? How does it perform in wet environments?
A1: Yes. The MGO core has excellent water resistance. Even after being soaked in water for several days, the panel does not deform or soften. Once dried, its mechanical properties return to normal. This makes it an excellent choice for food processing plants and pharmaceutical workshops that require frequent washing with water and cleaning agents. However, proper sealing at panel joints is still necessary to prevent water from entering the hollow core during prolonged exposure.
Q2: What is the fire rating, and why does it matter for cleanrooms?
A2: The panel achieves Class A1 non-combustible rating, which is the highest level. At 800°C, the core will not burn; at 1200°C, it produces no flame. It also emits very little smoke and no toxic gases. For cleanrooms housing sensitive equipment or valuable products, this level of fire protection is critical. Many building codes for pharmaceutical and electronic facilities require Class A materials for wall and ceiling panels.
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