The most common percentage of open area is between 30% and 50% although more extreme open areas are available depending on the perforation. Some times the percentage open area has to be kept lower for increased strength and flatness of the perforated metal sheet especially when galvanising.
Hole size(diameter) and Pitch of perforated sheets:
The maximum sheet thickness could be up to 25mm, the most common thickness rang is 0.3- 10mm.
Pitch:more than 0.2mm
Punched sheet applications:
widely used in the core of filter, medicine, filtering, breeding, battery, mechanical protecting, making the crafts, the meshes for the hig-grade sound box, decoration, the seating for children, baskets, etc.
Punching sheets Packing details:
Wooden Pallets. Less than 1 ton(about 100 sheets)Per pallet.
The following are about our perforated metal products details:
1.Punching metal sheets Pattern Layout & Open Area Calculation:
More photoes for your reference:
We mainly supply metal heating film, IC L/F, metal meshwork, VFD meshwork, computer magnetic spring, mobile accessories, silver jigs, metal code plate, FPC patch steel plate, steel spring of printer etc. The main technologies include precise etching, precise stamping, precise mechanic processing, electroforming and so on. please freely to contact me if any interest.