Elastomers/TPEs
Standard Natural Rubber — Standard Natural Rubber
Natural rubber exhibits remarkable elasticity and toughness, making it suitable for demanding applications. It has good resistance to tearing and abrasion but is susceptible to degradation from oils and UV exposure.
NR
Manufacturers
3
Grades
3
Applications
5
Equivalents
0
Physical Properties
- Density
- 0.92 g/cm³
- Water Absorption (24h)
- 0.3 %
- Transparency
- Opaque
- Shrinkage
- 1.5 %
Mechanical Properties
- Young's Modulus
- 0.01 - 0.05 GPa
- Tensile Strength
- 20 - 30 MPa
- Elongation at Break
- 600 - 800 %
- Impact Strength (Izod)
- N/A
Thermal Properties
- Glass Transition Temperature
- -70 °C
- Melting Point
- N/A
- Continuous Service Temperature
- -40 to 80 °C
- Heat Deflection Temperature
- N/A
Electrical Properties
- Dielectric Constant
- 2.5 - 3.0
- Volume Resistivity
- 10^13 - 10^14 Ohm-cm
- Dielectric Strength
- 15 - 25 kV/mm
Chemical Resistance
- Acids
- Poor
- Bases
- Good
- Solvents
- Poor (swells in aliphatic and aromatic hydrocarbons)
- UV Resistance
- Poor
Sustainability
- Recyclability
- Limited
- Recycling Code
- N/A
- Carbon Footprint
- Moderate (depends on cultivation practices)
Manufacturing compatibility
CompoundingMoldingExtrusionCalendaring
Applications
Tires
Gloves
Hoses
Belts
Seals
Available grades
NR 60NR 70NR 80