What is the difference between polyurethane and urethane?

The terms are used interchangeably; both refer to the same type of polymer.

Is polyurethane suitable for outdoor applications?

Yes, certain grades offer excellent UV and weather resistance.

Can polyurethane handle high loads?

Yes, polyurethane’s toughness and load-bearing capability make it ideal for wheels, rollers, and impact parts.

Does polyurethane resist chemicals?

It has good resistance to oils, greases, and some solvents, but compatibility depends on the specific chemical.

Polyurethane Sheet, Tube & Rods

Common Properties

Common Brand Names HYDEX, Harkness MP
Typical Thickness Size 0.03 - 8 in
Typical Lengths 12 - 120 in
Typical Widths 12 - 60 in
Friendly Names Urethane, PU
Common Profiles Sheet, Rod, Tube
Typical Rod Diameter 0.250 – 16 in
Typical Rod Length 36 in
Typical Tube Outside Diameter 0.125 – 7 in
Typical Tube Length 100 ft

Physical Properties

Density 0.9g/cm³
Water Absorption 0.1%
Moisture Absorption at Equilibrium 0.3%
Linear Mold Shrinkage 0.002cm/cm
Melt Flow 10g/10 min

Electrical Properties

Dielectric Strength 17kV/mm
Dielectric Constant 3
Dissipation Factor 0.015
Volume Resistivity 1.0E+14ohm·cm
Surface Resistivity 1.0E+14ohm/sq
Arc Resistance 120seconds
Comparative Tracking Index (CTI) 600V
Thermal Coefficient of Dielectric Constant 0.02%%/°C
Electrostatic Discharge (ESD) Sensitivity Medium
Breakdown Voltage 25kV

Mechanical Properties

Hardness 80Rockwell R
Tensile Strength, Ultimate 5500psi
Tensile Strength, Yield 3500psi
Elongation at Break 200%
Elongation at Yield 10%
Modulus of Elasticity 300000psi
Flexural Yield Strength 4500psi
Flexural Modulus 250000psi
Compressive Yield Strength 3500psi
Bearing Yield Strength 4000psi
Shear Strength 2500psi
Izod Impact, Notched 12ft-lb/in
Izod Impact, Unnotched 20ft-lb/in
Gardner Impact 200in-lb
Falling Dart Impact 50ft-lb
Instrumented Impact Total Energy 40ft-lb

Thermal Properties

CTE, linear 60-150µm/(m·°C)
CTE, linear, Transverse to Flow 60-100µm/(m·°C)
Deflection Temperature at 0.46 MPa (66 psi) 146°C
Deflection Temperature at 1.8 MPa (264 psi) 120-130°C
Vicat Softening Point 180-200°C
Flammability, UL94 HB-
Max Continuous Operating Temperature in F 250°F
Minimum Operating Temperature in F -40°F
Thermal Conductivity 0.1-0.25W/(m·K)

Regulations

UL-94 Flame Class
FDA
ASTM/Mil-Spec
USDA
NSF
USP Class VI
D635 Self Extinguishing
RoHS Compliant
REACH Compliant

Get a Quote for Polyurethane at Piedmont Plastics

Polyurethane (PU), also known as urethane, is a versatile, high-performance plastic recognized for its exceptional abrasion resistance, resilience, and ability to withstand repeated impact. Available in sheet, rod, and tube form, polyurethane offers a unique balance of flexibility and strength, making it a preferred choice for demanding industrial environments. Its vibration-damping properties and resistance to tearing, weathering, and many chemicals make it ideal for parts exposed to continuous wear.

Whether you need stock shapes or precision-cut components, Piedmont Plastics can supply polyurethane in the right form for your project. Contact us today for a quote and to discuss your application needs.

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Key Features of Polyurethane

Polyurethane combines the elasticity of rubber with the strength of engineering plastics, delivering a performance profile that excels in challenging conditions.

Outstanding Abrasion Resistance: Ideal for parts exposed to high wear and friction.
High Impact Strength: Absorbs shock and resists cracking or breaking under repeated stress.
Excellent Tear Resistance: Maintains integrity in demanding mechanical applications.
Good Chemical Resistance: Withstands oils, solvents, and some chemicals.
Wide Hardness Range: Available in varying durometers for custom performance.
Noise and Vibration Damping: Reduces operational noise in equipment.
Weather and UV Resistance: Performs reliably in outdoor environments.

Benefits and Advantages

For engineers, fabricators, and maintenance teams, polyurethane offers a cost-effective and long-lasting solution for components subject to constant wear. Its durability reduces downtime, while its versatility makes it suitable for both protective and structural uses. Partner with Piedmont Plastics to get the right polyurethane product, size, and cut for your project.

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Common Applications

Polyurethane sheet, rod, and tube are widely used across manufacturing, transportation, and heavy equipment industries.

Typical Uses Include:

Bushings and Bearings: Reduce friction while absorbing shock.
Rollers and Wheels: Provide wear resistance and load capacity.
Wear Strips and Guides: Protect machinery from abrasion damage.
Seals and Gaskets: Maintain flexibility and sealing properties over time.
Bumpers and Pads: Cushion impact in industrial equipment.
Vibration Isolators: Minimize noise and mechanical stress.

Frequently Asked Questions

Below are some of the most common questions about polyurethane sheet, rod, and tube, including its performance, uses, and material properties.

Why Buy from Piedmont Plastics?

Choosing Piedmont Plastics means partnering with a trusted distributor who understands your application needs and delivers quality materials on time.

Nationwide network of branches: Local inventory and quick delivery across North America.
Custom cutting and fabrication services: Precision cutting and fabrication services to meet your exact requirements.
Deep industry expertise: Technical support for selecting the best material and grade.
Wide product selection: One-stop shop for performance plastics and related materials.