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Time:2024-07-29Overview
Perforated mesh means punching holes of different shapes in the same material to meet different needs. It can be used as environmental - protection noise - control barriers in traffic and municipal facilities such as expressways, railways, and subways passing through urban areas, as well as sound - absorbing boards for sound insulation and noise reduction on building walls, in generator rooms, factory buildings, and for other noise sources.
Most of the raw materials used for perforated mesh are: stainless - steel plates, low - carbon steel plates, galvanized plates, PVC plates, cold - rolled coils, hot - rolled plates, aluminum plates, copper plates, etc. The main specifications of perforated mesh include rectangular holes, square holes, diamond - shaped holes, round holes, long - round holes, hexagonal holes, cross - shaped holes, triangular holes, long - slotted holes, plum - blossom - shaped holes, fish - scale - shaped holes, patterned holes, figure - eight - shaped meshes, chevron - shaped holes, five - pointed - star - shaped holes, irregular holes, embossed holes, special - shaped holes, louvered holes, etc.
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GB/T is the standard formulated by domestic standardization organizations, among which GB/T 4346.1 - 2002 "Perforated Metal Sheets" is the most widely - used standard.
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