PVC corner beads 1.Thickness(mm):1.2~1.4 2.Wing ... rubber waterstop belt,etc.PVC corner beadsAngle Beads can form straight edge at the ridge of plaster works to resist rupture or ... to protect and reinforce the most vulnerable part of the plaster.1.Raw materials: galvanized plate, stainless steel plate, aluminum ... , machina protecting, handcraft making and window screen substitute. PVC corner beads