Hey there! I’m a supplier of sandwich panels, and I often get asked about the best cleaning agents for these panels. Sandwich panels are super popular in various industries, from construction to cold storage, because they’re lightweight, strong, and offer great insulation. But like any other building material, they need proper cleaning and maintenance to keep them looking good and functioning well. So, in this blog, I’m gonna share with you some cleaning agents that are suitable for sandwich panels. Sandwich Panel

Understanding Sandwich Panels
Before we dive into the cleaning agents, let’s quickly go over what sandwich panels are. Sandwich panels consist of two outer layers (usually made of metal, like steel or aluminum) and a core material in between. The core can be made of different materials, such as polyurethane foam, polystyrene, or mineral wool, depending on the panel’s intended use.
The outer layers are usually coated to protect them from corrosion, scratches, and other damage. The type of coating can affect the choice of cleaning agent, so it’s important to know what your panels are made of and what kind of coating they have.
General Cleaning Guidelines
Before using any cleaning agent, it’s a good idea to do a spot test on a small, inconspicuous area of the panel to make sure the agent doesn’t damage the coating or the panel itself. Also, always follow the manufacturer’s instructions for cleaning and maintenance.
When cleaning sandwich panels, start by removing any loose dirt, debris, or dust with a soft brush or a dry cloth. This will prevent scratching the surface during the cleaning process. Then, apply the cleaning agent according to the instructions on the label.
Suitable Cleaning Agents
Mild Detergent
One of the most common and safest cleaning agents for sandwich panels is a mild detergent. You can make a simple solution by mixing a small amount of dish soap or laundry detergent with water. This solution is great for removing general dirt, grime, and stains.
To use a mild detergent solution, soak a soft sponge or cloth in the solution and gently wipe the panel’s surface. Make sure to work in small sections and rinse the sponge or cloth frequently to avoid spreading dirt. After cleaning, rinse the panel thoroughly with clean water and dry it with a soft cloth to prevent water spots.
Mild detergents are gentle on the panel’s coating and are suitable for most types of sandwich panels. They’re also inexpensive and easy to find. However, they may not be effective against stubborn stains or heavy grease.
Isopropyl Alcohol
Isopropyl alcohol, also known as rubbing alcohol, is another effective cleaning agent for sandwich panels. It’s great for removing fingerprints, smudges, and light grease. Isopropyl alcohol evaporates quickly, so it doesn’t leave behind any residue.
To use isopropyl alcohol, mix it with water in a 1:1 ratio. Soak a soft cloth in the solution and gently wipe the panel’s surface. Make sure to work in a well-ventilated area, as isopropyl alcohol has a strong odor. After cleaning, rinse the panel with clean water and dry it with a soft cloth.
Isopropyl alcohol is safe to use on most types of sandwich panels, but it may not be suitable for panels with certain coatings. Before using it, do a spot test on a small area of the panel to make sure it doesn’t damage the coating.
Ammonia-Based Cleaner
Ammonia-based cleaners are effective at removing tough stains, grease, and grime from sandwich panels. They work by breaking down the dirt and making it easier to wipe away. However, ammonia-based cleaners can be harsh and may damage the panel’s coating if not used properly.
To use an ammonia-based cleaner, dilute it with water according to the instructions on the label. Wear gloves and eye protection when using ammonia-based cleaners, as they can be irritating to the skin and eyes. Apply the cleaner to the panel’s surface with a soft sponge or cloth and let it sit for a few minutes to allow it to penetrate the dirt. Then, gently wipe the surface with a clean cloth and rinse the panel thoroughly with clean water.
Before using an ammonia-based cleaner, do a spot test on a small area of the panel to make sure it doesn’t damage the coating. Also, make sure to use the cleaner in a well-ventilated area, as ammonia has a strong odor.
Citrus-Based Cleaner
Citrus-based cleaners are a natural and environmentally friendly alternative to traditional cleaning agents. They’re made from citrus fruits, such as oranges and lemons, and contain natural solvents that are effective at removing dirt, grease, and stains.
To use a citrus-based cleaner, spray it on the panel’s surface and let it sit for a few minutes to allow it to penetrate the dirt. Then, wipe the surface with a soft cloth and rinse the panel thoroughly with clean water.
Citrus-based cleaners are gentle on the panel’s coating and are suitable for most types of sandwich panels. They also have a pleasant citrus smell, which can help to freshen up the area. However, they may not be as effective as other cleaning agents against stubborn stains or heavy grease.
Cleaning Agents to Avoid
There are some cleaning agents that you should avoid using on sandwich panels, as they can damage the panel’s coating or the panel itself. These include:
- Abrasive cleaners: Abrasive cleaners, such as scouring pads or steel wool, can scratch the panel’s surface and damage the coating.
- Harsh chemicals: Harsh chemicals, such as bleach, hydrochloric acid, and sulfuric acid, can corrode the panel’s surface and damage the coating.
- Solvents: Solvents, such as acetone, paint thinner, and gasoline, can dissolve the panel’s coating and damage the panel.
Conclusion

Choosing the right cleaning agent for your sandwich panels is important to keep them looking good and functioning well. Mild detergents, isopropyl alcohol, ammonia-based cleaners, and citrus-based cleaners are all suitable cleaning agents for sandwich panels, depending on the type of dirt and stains you’re dealing with. However, it’s important to do a spot test on a small area of the panel before using any cleaning agent to make sure it doesn’t damage the coating.
Aluminum Perforated Sheet If you’re not sure which cleaning agent to use or if you have any questions about cleaning and maintaining your sandwich panels, don’t hesitate to reach out. We’re here to help you make the best choice for your panels. Whether you’re looking to clean your existing panels or considering purchasing new ones, we’d love to have a chat. Contact us for more information and to discuss your procurement needs. Let’s work together to keep your spaces clean and functional!
References
- Building Construction Manual
- Product Manuals of Sandwich Panels
Zhejiang Jusen Building Materials Technology Co., Ltd.
We’re well-known as one of the leading sandwich panel manufacturers and suppliers in China, also support custom service. Please feel free to wholesale high quality sandwich panel made in China here from our factory. For more information, contact us now.
Address: No.7, Tongyuan Shiquan Industrial Park, Haiyan County, Jiaxing City, Zhejiang Province
E-mail: sales@jusenzj.com
WebSite: https://www.honeycomb-js.com/