Corner bead: 1 Material:hot galvanized steel,aluminum 2 Thinkness:0.3-0.5mm 3 Width:30*30mm-70*70mm 4 Length:2-3m Corned beadMaterial:Galvanized Used in plasterwork Protect corner plastering against cracks or chipping Prevents the corner from destroyAngel beads is made of zinc-plated steel and stainless steel belt. Corner beads can be agaist rupture or cracked in plaster of engineering, so that ...