Quality requirements for polyflute sheets 2024-03-14
PP Hollow board is a type of board with a hollow structure, which has excellent functions such as insulation, sound insulation, moisture-proof, and waterproofing. It is widely used in packaging, construction, and practical applications. The editor will provide a detailed introduction to the definition, classification, quality requirements, and practical application of hollow board, helping readers understand this important material. Hollow board is a type of board with a hollow center, also known as hollow sandwich board or multi-layer sandwich board. According to their different uses and materials, they can be divided into the following categories
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