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Engineering 185°F - 300°F | Polyurethane

HYDEX 301 rigid PU translucent

Hydex® 301 is clear totally rigid polyurethane resin. It combines excellent clarity when polished with a broad range of chemical resistance and outstanding practical toughness.

  Properties Condition Units Value
Physical Chemical Designation PU
Filler
Density g/cm3 1.2
Mechanical Tensile Modulus @ 73 °F PSI 310,000
Tensile Strength @ Yld @ 73 °F PSI 10,000
Tensile Strength @ Brk @ 73 °F PSI 9,000
Shear Strength @ 73 °F PSI
Elongation @ Yld @ 73 °F % 7
Elongation @ Brk @ 73 °F % 150
Flexural Modulus @ 73 °F PSI 340,000
Flexural Strength @ 73 °F PSI 14,500
Compressive Modulus @ 73 °F PSI 230,000
Compressive Strength @ 73 °F, 10% strain PSI 11,700
Izod (charpy) Impact Strength @ 73 °F ft-lbs/in 1.1
Rockwell Hardness @ 73 °F M (R) Scale 95
Coefficient of Friction Static 0.22
Coefficient of Friction Dynamic, 40 PSI, 50 FPM 0.21
Wear (K) Factor in3-min/ft-lbs-hr
Limiting PV psi-fpm
Thermal Vicat Softening Point °F 228
Melting Temperature °F
Heat Deflection Temperature @ 66 °F 220
Heat Deflection Temperature @ 264 °F 170
Service Temperature Intermittent °F
Service Temperature Long Term °F 228
Thermal Expansion (CLTE) in/in/°F 3.4*10-5
Specific Heat BTU/lb-°F
Thermal Conductivity BTU-in/hr-ft2-°F
Electrical Surface Resistivity ohms/square
Volume Resistivity ohm-cm
Dielectric Strength V/mil
Dielectric Contant @ 60 HZ, 73 °F, 50% RH
Dissipation Factor @ 60 Hz, 73 °F
Other Moisture Absorption @ 24 hrs, 73 °F % 0.1
Moisture absorption @ Saturation, 73 °F %
Flammability UL 94
Food Grade N
Relative Cost $$ $