Expanded metal mesh Expanded Metal Mesh: small, medium and heavy expanded metal mesh. Expanded aluminum mesh, expanded platinum filtration mesh, expanded brass mesh, expanded stainless steel mesh, expanded nickel mesh. Opening in the shape of diamond, hexagonal or special shape. Thickness available from 0.5mm to 8mm. Usage: Guard for road, railway, residence construction, reservoir, machine and window, agriculture etc. We can customize according to the customer’s request.