Acrylic (ACRYLIC), also known as PMMA or acrylic, Acrylic. The chemical name is polymethyl methacrylate. From English Organic Glass (organic glass), it means a PMMA plate made of MMA of organic compounds, its transparency and transmittance are like glass. Acrylic is an important thermoplastic that was developed earlier. Acrylic has good transparency, chemical stability and weather resistance, easy to dye, easy to process, beautiful appearance, has a wide range of applications in the construction industry, furniture products, sanitary ware. PVC board is a board with a honeycomb mesh structure made of PVC as a raw material. It is a vacuum blister film used for surface packaging of various panels, so it is also called decorative film and adhesive film, and is used in many industries such as building materials, packaging, and medicine. Among them, the building materials industry accounts for the largest proportion, accounting for 60%, followed by the packaging industry, and several other small-scale application industries. According to the degree of softness and hardness, it can be divided into soft PVC and hard PVC. Therefore, acrylic and pvc sheets are completely different.