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Material requirements for cleanroom wall systems

Sep 13, 2023

Cleanroom wall systems have specific material requirements to ensure the integrity and cleanliness of the controlled environment. The selection of materials for cleanroom walls depends on factors such as cleanliness class, chemical resistance, durability, ease of cleaning, static control, and fire safety. Here are some common material requirements for cleanroom wall systems:

  1. Smooth and Nonporous Surfaces: Cleanroom walls should have smooth, nonporous surfaces to prevent the accumulation of particles and facilitate easy cleaning. Materials such as painted steel, stainless steel, fiberglass-reinforced plastic (FRP), or rigid vinyl are commonly used due to their smooth surface properties.

  2. Chemical Resistance:Cleanroom wall materials should be resistant to chemicals and cleaning agents used in cleanroom environments. This resistance ensures that the walls can withstand regular cleaning and disinfection without degradation or particle generation. Resilient materials like FRP or coated steel are often chosen for their chemical-resistant properties.

  3. Non-shedding and Low Particle Generation: The selected wall materials should be non-shedding and have minimal particle generation. This reduces the risk of contaminating the cleanroom environment. Smooth and homogeneous materials without seams or joints, such as stainless steel, painted steel, or solid surface panels, are preferred to minimize particle generation.

  4. Static Control: Depending on the application, cleanroom walls may need to have static control properties to mitigate the buildup of electrostatic charge. Antistatic or static-dissipative materials, such as conductive vinyl, conductive laminates, or electrostatic dissipative (ESD) coatings, may be used to prevent damage to sensitive equipment or products.

  5. Cleanroom Compatibility: The selected materials should be compatible with the overall cleanroom design and construction requirements. They should integrate well with other cleanroom components, such as doors, windows, ceiling systems, and HVAC systems. Compatibility ensures a seamless and effective cleanroom construction process.

  6. Fire Safety: Cleanroom walls should meet fire safety regulations and have appropriate fire resistance ratings. Fire-rated materials, such as fire-resistant drywall, steel with fire-resistant coatings, or composite panels with fire-resistant cores, may be used to enhance the fire safety of the cleanroom facility.

  7. Durability and Maintenance: Cleanroom walls should be durable to withstand the rigors of cleanroom operations and maintenance activities. The selected materials should be resistant to scratching, impact, and wear. They should also be easy to clean and disinfect without compromising their structural integrity.

It is important to note that the specific material requirements for cleanroom wall systems may vary depending on the desired cleanliness class and industry-specific standards. Consulting with cleanroom experts, architects, or specialized cleanroom construction companies can help ensure the selection of appropriate materials that meet the specific needs of the cleanroom facility.

What material is used for cleanroom partition?

Select aluminum, stainless steel frame or frameless cleanroom-rated doors with tempered glass, polycarbonate, acylic or dissipative PVC panels (shown: SS frame with polycarbonate panel).

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