What are the safety signs of large airports made of?

Airport safety signs are made of PVC board, acrylic board and aluminum board.

1, PVC board: PVC board has the characteristics of corrosion resistance, acid and alkali resistance, difficult deformation, light weight, waterproof, moisture-proof, heat insulation and sound insulation. , is one of the commonly used materials for making safety signs in large airports.

2. Acrylic board: Acrylic board has the characteristics of high transparency, good processability and strong weather resistance, which can meet the needs of various complex shapes and is one of the commonly used materials for making safety signs in large airports.

3. aluminum plate: aluminum plate has the characteristics of light weight, high strength and corrosion resistance, which can well meet the requirements of safety signs in large airports.