1>materials:phenolic cotton cloth 2>diameters:50mm-----800mm 3>width:5mm-----500mm 4>thickness:1mm------20mm

Density	1.25g/cc
Conpression strength	20,000 PSI
Solid Conpression strength	260MPA
Bearing biggest strength	180Mpa
PV	15,000
Friction factor(dry basis)	0.17-0.21
Oil lubricate	0.12-0.14
Bearing biggest speed	780 m/s
Water absorption	1.6%

phenolic cotton cloth wear ring