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What substrates cannot be cleaned with laser?

May 13, 2024

Laser cleaning is an efficient and environmentally friendly surface cleaning technology, but it is not suitable for all types of substrates. Here are some common substrates that cannot be laser cleaned.

 

Plastic materials: Laser cleaning is not suitable for most plastic materials. Laser cleaning produces high temperatures, which can easily cause plastic materials to melt, deform or even burn. Be careful with plastics when using laser cleaning.


Organic materials: Laser cleaning is also not suitable for most organic materials, such as fibers, paper, etc. These materials are susceptible to the thermal effects of laser energy, which can lead to deformation, damage or even fire.


Certain Metal Materials: While most metal materials can withstand laser cleaning, some specialty alloys cannot withstand the laser's energy. For example, aluminum alloys have a low melting point and are easily melted and ablated. Materials inlaid with precious metals, such as gold, platinum, etc., are also not suitable for laser cleaning.


Coating materials: Some surface coating materials are not suitable for laser cleaning. For example, the coating on electroplated parts is easily damaged by laser cleaning, affecting the quality and appearance of the product.


Sensitive optical components: Laser cleaning will produce a higher intensity beam, which may cause damage to optical effects for sensitive optical components. For example, laser cleaning can cause scratches or permanent damage to optical lenses. Although laser cleaning technology has advantages in many aspects, its suitability must be carefully considered when selecting substrates. For materials such as plastics, organic materials, specialty metals, coating materials, and sensitive optical components, we should look for other suitable cleaning methods to avoid potential damage.

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