The Product
ARC BarrierMesh™ combines Weldmesh™ and high quality, fine mesh backing which is woven into the sheet. It is a specifically designed mining product which is used as a formwork panel ("stopping" mesh) for underground applications in ventilation shafts/tunnels. Traditionally, shotcrete is applied over the BarrierMesh to secure and/or seal the opening.
Features
- Lightweight, high strength panel
- Combines Weldmesh™ and a fire rated anti static backing mesh
- Ease of handling, fixing and cutting
- Utilises Smorgon recycled steel
- Manufactured to ASI303-1991 and AS1304-1991
- Weldmesh™ available in bright (black) or galvanised wired
- Ease of storage and transportation underground
- Flush cut on all four sides
- Galvanised steel wired backing mesh (or similar)
- Wire diameter 0.32 mm
- Apertures 12 x 12 strands per inch
- Low carbon steel alloy hard drawn wire
- Type B galvanised coating (AS 1650)
- Flammability: zero index
- UV Resistance: rated excellent
- Corrosion resistance: rated good
- Also available in monolon polyethylene monofilament cloth backing mesh
- Available in sheets or rolls
- Tensile strength of wire: Bright (Black) Wire 500-750Mpa
- Galvanised Wire 350-500Mpa
Benefits
- Quick, easy and SAFE to install
- Can be cut to shape to fit various opening dimensions
- Can be joined to span large openings
- Eliminates the need to place mesh, drape and fix cloth in three separate operations
- Has the strength and rigidity to support shotcrete coatings
- Reduces installations time and cost
- Long term durability
- Can be removed , or openings cut, if access reinstatement is required
- Can be nailed to wooden props and battens
Application
- Used as a formwork/backing for the application of shotcrete or similar materials to seal ventilation or similar openings
- Man access door installation
- Used in mining applications for sealing underground openings in shafts or tunnels
- Can be used in both coal and metalliferous mines
- Can also be used as barrier protective fencing
- Can be fixed by a range of bolting system if required
- Can be used with a variety of underground mining machinery
