... of material - Size from Dia.100mm to 500mm- Non asbestos or asbestos,for truck,tractor,car,van,bus,etc.- ISO9001 qualified ... clutch facings. - Low wear rating,Long life-time. - Low noise. - Resistance to high temperature. - Low vibration. - We have different non-asbestos materials(asbestos ... with much copper inside):vietnam,thailand etc. non- asbestos glass copper fiber clutch facing friction plates