Elastomers/TPEs
Durable Tough Cast Polyurethane — Cast Polyurethane (PU) elastomer
Cast polyurethanes provide a superior combination of mechanical properties, including incredible tear strength, abrasion resistance, and load-bearing capabilities, making them ideal for heavy-duty applications.
PUCast PU
Manufacturers
3
Grades
3
Applications
6
Equivalents
0
Physical Properties
- Density
- 1.15 - 1.25 g/cm³
- Water Absorption (24h)
- 0.5 - 1.5 %
- Transparency
- Opaque to Translucent
- Shrinkage
- 0.5 - 1.0 %
Mechanical Properties
- Young's Modulus
- 0.01 - 0.2 GPa
- Tensile Strength
- 30 - 80 MPa
- Elongation at Break
- 300 - 700 %
- Impact Strength (Izod)
- Very High
Thermal Properties
- Glass Transition Temperature
- -10 to 10 °C
- Melting Point
- N/A
- Continuous Service Temperature
- -30 to 80 °C
- Heat Deflection Temperature
- 60 - 100 °C
Electrical Properties
- Dielectric Constant
- 5.0 - 7.0
- Volume Resistivity
- 10^10 - 10^12 Ohm-cm
- Dielectric Strength
- 10 - 20 kV/mm
Chemical Resistance
- Acids
- Good
- Bases
- Good
- Solvents
- Good resistance to oils, greases, aliphatic hydrocarbons; swells in strong polar solvents, ketones, and aromatic hydrocarbons
- UV Resistance
- Fair (can yellow)
Sustainability
- Recyclability
- Difficult (thermoset-like behavior)
- Recycling Code
- N/A
- Carbon Footprint
- Moderate to High
Manufacturing compatibility
Liquid CastingReacts to form solid part
Applications
Wheels (forklifts, skateboards)
Rollers
Seals
Gaskets
Wear pads
Linings
Available grades
Cast PU 85ACast PU 90ACast PU 95A