https://www.lenelclutch.com/product/clutch-disc/ Clutch disc and clutch plate, referred to as clutch plate for short, is a very important part in the transmission clutch of automobiles, tractors and so on. It is also a kind of composite material with friction as the main function and structural performance requirements. The friction material of the clutch plate mainly adopts asbestos based friction material. With the higher and higher requirements for environmental protection and safety, semi-metallic friction material, composite fiber friction material and ceramic fiber friction material gradually appear.