
Heavy duty polyurethane casters with bearings are robust wheel assemblies designed for high-performance applications. These casters feature polyurethane wheels, which provide excellent durability, load-bearing capacity, and smooth operation. Combined with high-quality bearings, they ensure minimal friction, easy maneuverability, and enhanced longevity, making them a preferred choice in various industrial and commercial settings.
Polyurethane wheel with bearings
Key Features of Heavy-Duty Polyurethane Casters with Bearings
1.Material Composition
The wheels are made of polyurethane, a synthetic material known for its high wear resistance, impact absorption, and floor protection.
Polyurethane can be molded onto a metal core (such as steel or aluminum) for added strength and stability.
2.Load-Bearing Capacity
Heavy-duty polyurethane casters can support significant weight, often ranging from 500 lbs to over 5,000 lbs per caster, depending on the size and construction.
They distribute weight evenly, reducing stress on floors and improving operational efficiency.
3.Bearings for Smooth Operation
These casters are equipped with bearings (such as precision ball bearings, tapered roller bearings, or Delrin bearings) to reduce rolling resistance.
Bearings ensure smooth movement, minimizing effort when pushing or pulling loads.
4.Durability and Wear Resistance
Polyurethane resists abrasion, cuts, chemicals, and oils, making it suitable for harsh environments.
Unlike rubber, polyurethane wheels do not flatten under heavy loads, ensuring consistent performance over time.
5.Floor Protection & Noise Reduction
The non-marking polyurethane tread prevents scratches and scuffs on floors.
It absorbs shock and vibration, significantly reducing noise compared to metal or hard plastic wheels.
Heavy duty polyurethane casters with bearings
Common Applications of Heavy-Duty Polyurethane Casters
Industrial Warehouses: Used for carts, dollies, and equipment transport.
Manufacturing Facilities: Support heavy machinery and workstations.
Medical Equipment: Offer quiet and smooth movement for hospital carts.
Food Processing Plants: Resist chemicals and moisture, ensuring hygiene.
Aerospace & Automotive Industries: Used in assembly lines and heavy-load transport.
Advantages Over Other Types of Casters
Feature | Polyurethane Casters | Rubber Casters | Metal Casters |
Load Capacity | High | Medium | Very High |
Floor Protection | Excellent | Good | Poor |
Noise Level | Low | Low | High |
Chemical Resistance | High | Low | High |
Durability | Excellent | Moderate | Excellent |
How to Choose the Right Heavy-Duty Polyurethane Caster with Bearings
1.Determine Load Requirements
Calculate the total weight and divide by the number of casters needed to ensure even distribution.
2.Select the Right Wheel Size
Larger wheels offer better mobility and obstacle clearance.
Standard sizes range from 4 inches to 12 inches in diameter.
3.Choose the Correct Bearing Type
Ball bearings for smooth movement.
Tapered roller bearings for heavy loads.
Sealed bearings for maintenance-free use.
4.Check Environmental Conditions
For wet or chemical-heavy environments, opt for corrosion-resistant coatings.
High-temperature applications may require special polyurethane formulations.
Heavy-duty polyurethane casters with bearings are an excellent choice for industries requiring high load capacity, durability, and smooth movement. With various bearing options and polyurethane’s advantages, these casters provide a reliable solution for material handling, manufacturing, and logistics. Choosing the right caster depends on load requirements, environmental conditions, and movement frequency.