Our premium material, this proprietary polymer alloy offers the ultimate in roller life expectancy, as much as 5X that of basic PAI rollers, offering very low cost in use!
Unit of Measure



N/A Ryertex®

Material Type

N/A High Performance Materials


N/A Nylon


N/A Forming


Specific Gravity

N/A 1.3 g/cm³

Water Absorption at 24 Hours

N/A 0.50 %

Water Absorption (Saturation)

N/A 5.0 %

Tensile Strength

N/A 15,000 psi

Tensile Modulus

N/A 750,000 psi

Tensile Elongation

N/A 2.5 %

Flexural Strength

N/A 23,000 psi

Flexural Modulus

N/A 720,000 psi

Izod Impact Notched

N/A 0.7 ft·lb/in

Comprehensive Strength

N/A 32,000 psi

Rockwell Hardness

N/A A25

Heat Deflection Temperature (HDT) at 264 Pound per Square Inch (psi)

N/A 455 ºF

Coefficient of Linear Thermal Expansion (CLTE)

N/A 1.9 10-5 in/in·ºF

Continuous Use Temperature

N/A 500 g/cm³