E-glass chopped strands glass fiber is moistened with specifically moisturizing agent and treated by the couplantú¼so that it can ensure super caking and coalescence with all kinds of phenolú¡formaldehyde(PF)resins, it will form strong netú¡structure and inanes the strengthú¼ when it is used in the frictional material.It is mainly used for making drum brakeú¼disk brakeú¼short strands glass fiber clutch diskú¼combined brake block in railway application and short glass fiber brake bandú¼and other frictional partsú¼etc.