Galvanised steel corner beads or casing beads are plaster accessories made popularly of expanded metal and perforated metal materials. Galvanized zinc plated steel stop / corner bead is most economic and popular type in practical uses compared with aluminum corner beads and stainless steel materials. GI corner beads provide clean and neat edges to two sides plaster work at openings, abutments onto other wall surfaces, abutments of wall surfaces on to door and window frame edges and ceiling finishes. Plaster casing beads or stop beads can be used in deeply knurled mud plaster for perfect mud adhesion. Can be easy installed using standard industry practice with drywall nails, staples, screws or clinching tools.
Zinc Coating Corrosion Protection Quality:
Plaster
Stop Beads made of Hot Dip Galvanized Iron material have a nominal thickness 0.35mm with zinc coating of 120gms/square meters. The product is available in standard lengths form but with varying depths as per the plastering depth requirements.
Galvanized steel corner / casing bead manufactured from steel, galvanized with zinc coating of 275gm/m2 is for available for USA and other countries requiring B.S 2939 (ASTM A527-71) standards.
Flange width for plaster bead is 1-1/4". 1-1/4" drywall plaster corner bead is available in 7', 8', 10' and 12' length.
GI Plaster beads types:
Perforated GI Corner Bead 30x10x10x0.4, hot dip galvanized steel
Round Hole Plaster Wall Protection Corner Bead
Plastering Angle Bead With Mesh Wings
GI Corner Bead Specification Lists:
| Item | The Width of Winge | Corner Bead Material | Thickness of Material | Corner Bead Length | Packing Pcs / Box |
| 1 | 30x 30mm | pre-galvanized sheet | 0.3mm to 0.7mm | 2.4m, 2.7m, 3m | 50pcs
100pcs |
| 2 | 50x50mm | ||||
| 3 | 60x60mm | ||||
| 4 | 65x65mm | ||||
| 5 | 75x75mm | ||||
| 6 | 25x25mm |
Usage:
The product could be used in all types of building construction starting from an individual dwelling to any kind of multistoried structure and for all types of cement plastering works.
