... with low price product name:cleaning brushes industrial brush aluminum door seal brush products detail:Brush manufacturing: Safety brushes for elevators, ... carbon steel plate. Materials for brushes: PA, PBT, PE, PP, PVC, steel wire, copper wire, Arenga engleri, horsehair and various animal ... Wire diameters of materials: For PA, PBT, PE, PP and PVC the maximum diameter is 1.2mm; for copper and steel ...