Expanded Metal Manufacturers Association (EMMA)
EMMA Product Uses
The Product
Expanded Metal is sheet or coil metal slit and stretched into a non-raveling unit of uniform-size diamond-shaped openings. The metal is available in various thicknesses with different opening sizes, from micro mesh to grating.
Advantages & Benefits
- Expanding, unlike perforating, eliminates scrap
- Open, to facilitate air, fluid or light flow, reducing maintenance cost
- Available in a variety of metals and other materials
- Maximum strength, rigidity and durability
- Continuous, non-raveling unit
- Stock size, cut-to-size and coil options
Applications
- Air and Fluid Filters
- EMI/RFI Shielding
- Battery Cells
- Ventilation Systems
- Strainers
- Satelite and Radar Antennas
- Partitions
- Outdoor Furniture
- Speaker Grills
- Security walls, ceilings, floors, doors
- Machine and window guards
- Fencing
- Shelving and Racks
- Concrete Reinforcement
- Walkways and Stair Treads
- Containers
- Greenhouse Benches
- Decorative Dividers
Industry Terminology
- LWD -- Long Way of Diamond
SWD -- Short Way of Diamond- Bond -- Intersection of two strands
- Strand Width -- Amount of material fed into press to make one strand
- Strand Thickness -- Standard-thickness of base metal; Flattened-overall thickness of sheet