Characteristics

Unit

Value

Fibers relative volume―Glass E-type

[%]

40%

Matrix relative volume―Phenolic Resin + other compounds

[%]

60%

Friction material’s resistance stress at fibers direction―σ_RL

[MPa]

94.16

Friction material’s resistance stress at compression direction―σ_Rt

[MPa]

85.39

Friction material’s Poisson coefficient between fibers and compression directions―ν_Lt

-

0.28

Friction material’s Poisson coefficient between compression and fibers directions―ν_tL

-

0.12

Friction material’s Poisson coefficient on the isotropic plan, Lz―ν_z

-

0.20

Friction material’s young modulus at fibers direction―E_L

[GPa]

4.08

Young’s modulus on compression direction (t)―E_t

[GPa]

1.82

Friction’s material Shear modulus between L and t directions―G_Lt

[GPa]

2.31

Friction material’s thermal expansion coefficient at fibers direction―α_L

[K⁻¹]

5.90 × 10⁻⁶

Friction material’s thermal expansion coefficient at compression direction―α_t

[K⁻¹]

1.20 × 10⁻⁵