ISO 9001:2015 Quality Manufacturing · ANSI ICWM Performance Tested
98.7% On-Time Ship Rate Across All Orders
200,000+ Orders Fulfilled for OEM & MRO Teams Nationwide
100+ Years of Combined Caster Industry Experience
Automatic Bulk Pricing | OEM & MRO Volume Discounts Applied at Checkout
Up to 350 lbs · Light Duty Applications
Up to 7,200 lbs · Industrial Duty
Up to 17,500 lbs · Heavy Industrial
Up to 40,000 lbs · Extreme Load Applications
Up to 40,000 lbs · Increased Maneuverability
Up to 3,100 lbs · Industrial Shock Absorbing
Up to 3,200 lbs - Corrosion Resistant
Stainless Steel
Up to 8,400 lbs.
Explore All Specialty Caster Applications
From Everyday Use to Niche Solutions
Plate dimensions shown are overall mounting plate size.
When replacing existing casters, select the closest plate size and verify bolt-hole compatibility.
BHP = Bolt Hole Pattern, shown under each plate.
The Hamilton Ultratherm HWR Wheels redefine high-temperature performance with their exceptional temperature range of -40°F to 570°F. Engineered for environments where temperature extremes are common, these wheels ensure reliability and durability. The advanced non-metallic composition offers superior load capacity, making them ideal for heavy-duty industrial applications.
Designed to perform in the most demanding conditions, from autoclaves to baking operations and heat treating facilities, Hamilton's Ultratherm wheels are the perfect solution for industries requiring high heat resistance without compromising on mobility. Their non-metallic nature ensures they remain unaffected by environmental conditions, offering consistent performance across a wide range of applications.
With Hamilton's commitment to innovation and quality, the Ultratherm HWR wheels set new standards for high-temperature wheel technology. Their unique material composition not only withstands extreme temperatures but also offers reduced noise, smoother operation, and resistance to water, chemicals, and impact, ensuring unparalleled longevity and operational efficiency.
These calculators apply to any caster application—even if you’re browsing a different category. Use them to estimate load rating per caster, select wheel material, and estimate push/pull force. Expand any tool for full analysis + a share-ready spec line.
Engineering Tools Hub
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Load Calculator (dedicated)
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Wheel Diameter Calculator
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Failure Diagnosis Tool
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Designed for engineers, manufacturers, and material handling professionals