cng compressor PEEK fabrication abrasion resistant valve plate

Property

Value

Compressive Strength

120 to 300 MPa, or 17 to 43 103 psi

Density

1.32 to 1.52 g/cm3

Dielectric Constant (Relative Permittivity) 

3.2 to 3.3

Dielectric Strength (Breakdown Potential)

20 MV/m, or 500 V/mil

Dynamic Friction Ratio (Coefficient)

0.22 to 0.38

Elastic (Young's) Modulus

4 to 24 GPa, or 0.58 to 3.4 106 psi

Electrical Resistivity Order of Magnitude

3 to 14 10x Ω-m

Elongation at Break

1.5 to 40 %

Flexural Modulus

3.9 to 24 GPa, or 0.56 to 3.4 106 psi

Flexural Strength (MOR)

160 to 345 MPa, or 23 to 50.0 103 psi

Limiting Oxygen Index (LOI)

40 %

Shear Strength

50 to 100 MPa, or 7.2 to 14 103 psi

Specific Heat Capacity

1700 to 1800 J/kg-K

Tensile Strength

100 to 230 MPa, or 14 to 33 103 psi

Thermal Conductivity

0.25 W/m.K

notch test

55 kJ/m2

Glass temperature

143 °C

melting point

343 °C

Water Absorption (after 24 Hours)

0.06 to 0.1 %

Hydrolysis resistance

High. Even against super heated steam.

High-temperature resistance

Working around 260 ℃ for long term.

Body compatibility

Friendly. Can be implanted into body according to USA FDA regulations.

Chemical stability

High. Only soluble in concentrated sulfuric acid.

Standard

Meet EU & USA FDA regulations. Can come into contact with foodstuffs.