... dust and long life.2:good stopping power, little harm to brake drum.3:Environment friendly, high temperature tolerance and ... ,semi-metallic, non-asbestos etc.5: 30000 To 50000 KMS guaranteed.6: Resistant to fade , rapid recovery .7:Strictly detection and ... fiber,Semi-metallic, Non asbestos,Ceramic, Organic or according to customer’s requirements.Friction Coefficient0.42±0.06Garantee30,000-50,000 KM ...