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What Materials Are Cleanroom Panels Made Of?

Mar 06, 2026 Leave a message

Cleanroom panels are composite panels constructed using materials such as color-coated steel, stainless steel, or aluminum alloy as the surface layers, and materials like rock wool, glass-magnesium board, or aluminum honeycomb as the core layers. Fabricated through specialized manufacturing processes, these panels boast high-performance attributes-including dust resistance, anti-static properties, antimicrobial capabilities, fire resistance, and moisture resistance-making them widely utilized in environments where extremely high standards of cleanliness are required.

 

Structurally, cleanroom panels typically employ a "sandwich" composite design:

Surface Materials: Commonly used materials include color-coated steel, stainless steel, aluminum alloy, or titanium-zinc sheets. These surfaces are coated with PE (polyester), PVDF (fluorocarbon), or HDP (high-durability polyester) finishes, providing excellent corrosion resistance and aesthetic appeal.
Core Materials: Options include rock wool, glass-magnesium board, aluminum honeycomb, paper honeycomb, silicon rock, or magnesium oxysulfate. The choice of core material determines the panel's performance regarding fire resistance, thermal insulation, sound insulation, and structural strength. For instance, a rock wool core can achieve Class A fire-resistance standards, while an aluminum honeycomb core offers a combination of lightweight construction and high structural strength.
Specialized Functional Treatments: Some cleanroom panels feature additional antimicrobial coatings or conductive pigments. These treatments enable the panels to achieve an antimicrobial efficacy of over 99% and provide effective electrostatic discharge capabilities, making them ideal for high-hygiene environments such as hospital operating rooms, ICUs, and pharmaceutical manufacturing facilities.
Furthermore, cleanroom panels offer customizable options for colors and dimensions, along with flexible installation methods. Common types include the "center-insert box panel" and the "tongue-and-groove" panel; both designs feature tight, sealed joints that facilitate easy cleaning and maintenance.

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