rubber

Atlanta Caster has distributed casters and material handling equipment since 1992. Use the filters above to browse by capacity, diameter, or type, or contact us for help choosing the right wheel.

What Are Rubber Caster Wheels?

Rubber caster wheels use a rubber tread, either bonded to a metal core or molded through the wheel, to give a softer contact surface than steel, cast iron or nylon. The four types here, mold-on rubber, hard rubber, full pneumatic, and TPR, share three core properties: shock absorption, floor protection, and quiet rolling. Rubber generally carries less load than metal and offers less chemical resistance than polyurethane, but nothing beats it for a soft, quiet ride.

Types of Rubber Caster Wheels

Mold On Rubber Wheels

Mold on rubber wheels bond a rubber tread onto a cast iron or steel core, combining a durable hub with a cushioned tread. This gives mold on rubber the highest load capacity of the rubber family, with flat or round tread options for crowned floors. They suit warehouse carts, manufacturing platforms, and distribution equipment. Standard compounds can mark light colored floors, so confirm a non marking option for finished tile or epoxy.

Hard Rubber Wheels

Hard rubber wheels are dense, vulcanized rubber with a firmer durometer than mold on tread compounds. They roll with less resistance, tolerate oils and solvents better than softer rubber, and offer moderate load capacity, making them practical for utility carts and dry manufacturing floors where light floor protection is needed, but heavy cushioning is not.

Full Pneumatic Rubber Wheels

Full pneumatic wheels use an air filled rubber tire on a steel or aluminum rim. The air chamber compresses under load, giving pneumatic wheels the best shock absorption of any caster wheel type, making it the right choice for outdoor use, dock transitions, and rough or uneven surfaces. Because load rating depends on tire pressure, punctures and pressure checks are a maintenance consideration; ask an Atlanta Caster specialist about foam filled alternatives if flat tires are a concern.

Thermoplastic Rubber (TPR) Wheels

TPR wheels use an injection molded synthetic rubber compound that holds a consistent hardness and stays quieter than natural rubber over time. TPR is non marking, chemically resistant, and does not harden or crack the way natural rubber can, which is why it shows up so often in healthcare, retail, and food service settings where finished floors and low noise both matter. Atlanta Caster stocks TPR wheels from 4 inches to 12 inches in flat and round tread, including the 8" x 2" Thermoplastic Rubber Round Tread Wheel for lighter carts and the 12" x 3" Thermoplastic Rubber Flat Tread Wheel for larger platform trucks.

Rubber Caster Wheel Comparison

Each rubber type serves a different environment. Use the table below along with the selection guide further down the page to narrow your options quickly.

Benefits of Rubber Caster Wheels

• Floor protection: spreads contact load across a wider footprint; will not scratch or pit tile, epoxy or finished concrete.
• Noise reduction: dampens rolling noise, which matters in hospitals, schools, hotels and offices.
• Shock absorption: compresses under impact, protecting the load and cart frame from vibration.
• Lower push force: less rolling resistance means carts are easier to move, supporting ergonomic goals.
• Traction: grips smooth floors better than hard wheel materials, reducing drift.

Where Rubber Wheels Perform Best

Rubber wheels suit indoor, temperature controlled environments. Sustained heat above roughly 160 to 200 degrees Fahrenheit can soften rubber compounds, so ovens and heat treat areas call for metal wheels instead. On epoxy, polished concrete, tile or terrazzo, look for a non marking TPR or mold on wheel. Sealed or rough concrete handles standard mold on or hard rubber. Outdoor surfaces and dock plates are best served by full pneumatic, the only rubber type built for uneven terrain.

When to Choose Rubber Over Other Materials

• Rubber: when floor protection, quiet operation or shock absorption is the priority.
• Polyurethane casters: for higher load capacity on the same diameter or stronger chemical resistance.
• Metal wheels: when loads exceed rubber ratings or the environment runs hotter than rubber can tolerate.
• Nylon casters: when moisture and chemical resistance matter more than floor protection.

Load Capacity and Temperature

Rubber wheel capacity on this page spans light duty options up through heavy duty mold on rubber, depending on diameter and core construction. Check each product page for the exact rating. As a rule of thumb, divide total cart weight by the number of casters and add a 25 percent safety margin, and keep rubber wheels away from sustained heat above 160 to 200 degrees Fahrenheit.

Industries That Use Rubber Caster Wheels

• Healthcare: quiet patient carts and beds. See Healthcare Solutions.
• Food processing and food service: non marking wheels for washdown floors. See Food Processing and Bakeries Solutions.
• Warehouse and distribution: mold on rubber for finished floors. See Warehouse and Distribution Solutions.
• Automotive: lower push force on shop carts. See Automotive Solutions.
• Movies and entertainment: quiet wheels for camera dollies and staging. See Movies and Entertainment Solutions.

How to Choose the Right Rubber Caster Wheel

1. Confirm your floor type and whether a non marking wheel is required.
2. Calculate per wheel load: cart weight divided by number of casters, plus a safety margin.
3. Match environment to type: level indoor floors suit mold on, hard rubber or TPR; rough or outdoor surfaces call for full pneumatic.
4. Weigh noise requirements. TPR and pneumatic roll the quietest.
5. Check chemical exposure and temperature limits before ordering.
6. Still unsure? Contact us for free application guidance.

Maintenance Tips for Rubber Caster Wheels

Inspect tread every 90 days in continuous use for cracking, flat spotting or separation from the core. Check pneumatic tire pressure monthly, and replace wheels once tread hardens or flattens, since both reduce shock absorption. Our post on Reducing Equipment Vibration Through Advanced Wheel Materials covers this in more depth, and How to Quiet Down Noisy Carts looks at noise from a bearing standpoint.

Why Buy Rubber Caster Wheels from Atlanta Caster

Atlanta Caster has distributed casters and material handling equipment since 1992 to healthcare, warehouse, retail and manufacturing customers nationwide. Our team can help with type selection, load calculations and floor compatibility at 800-526-3087 or info@atlantacaster.com. Most stock items ship quickly from our Tucker, Georgia distribution center, and our Custom Solutions team can build non standard bores, hubs and compounds when a standard wheel will not fit. Read more on the Why ACE page.

FAQs

1. What are rubber caster wheels used for? 

Protecting floors, absorbing shock and reducing noise on carts, hospital beds and other mobile equipment used indoors.

2. Mold on vs hard rubber? 

Mold on bonds a tread to a metal core for higher load capacity. Hard rubber is dense throughout, with a firmer ride and lower rolling resistance.

3. Are rubber caster wheels non marking? 

Many are. TPR and non marking mold on compounds will not scuff light colored floors; confirm the compound before ordering.

4. Can rubber caster wheels be used outdoors? 

Full pneumatic wheels are built for outdoor and rough terrain use.

5. What temperature can they handle? 

Roughly 160 to 200 degrees Fahrenheit; choose metal wheels for hotter environments.

6. What to choose between rubber and polyurethane? 

Rubber for floor protection and quiet operation. Polyurethane for higher load or chemical resistance.

Ready to Roll: Find Your Rubber Caster Wheel

Whether you are protecting a hospital hallway, quieting a warehouse floor, or fitting a cart for outdoor use, the right rubber compound is the difference between a wheel that lasts and one you replace within a year. Browse mold on rubber, hard rubber, full pneumatic, and TPR above, or contact a Certified Caster Specialist for a quick recommendation. If nothing here fits exactly, our Custom Solutions team can build one that does.