National Machinery Industry Standard JB/T5071-1991 is defined as: carbon powder or carbon fiber as the matrix, adding appropriate amount of organic binder and filler, it is a kind of friction materials using hot press forming process.
National Machinery Industry Standard JB/T5071-1991 is defined as: carbon powder or carbon fiber as the matrix, adding appropriate amount of organic binder and filler, it is a kind of friction materials using hot press forming process.