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the formula of this copper based plate

Cu 60-70%

Fe 5-15%

Sn 5-15%

Pb 5-15%

SiO2 1-5%

C 1-5%

 

performance and parameter of copper based friction plate

 

category	wet	dry
density(g/cm3)	5.5-6.0	5.3-6.50
hardness(HB)	15-60	25-65
static friction coefficient(µj)	0.11-0.15	>0.40
coefficient of kinetic friction(µd)	0.04-0.09	0.25-0.40

CLUTCH BUTTON FOR FCC