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 |  | | | - Trucks & Trailers
- Truck & Trailer Index
- Gallery of Custom Designed Trucks
- Trailers
- Platform Trucks
- Nomenclature & Style of Superstructures
- Wood Deck w/ 4 casters - Capacity to 2,000 lbs
- Wood Deck w/ 4 casters - Capacity to 1,500 lbs
- Metal Deck w/ 4 casters - Capacity to 2,000 lbs
- Trucks w/ Load Wheels - Cap. 4,000 to 5,000 lbs
- Trucks w/ Load Wheels - Cap. 2,500 to 3,000 lbs
- Tilt-Type All Wood - Capacity 2,000 to 3,500 lbs
- Tilt-Type Metal & Wood Deck Capacity to 1,500 lbs
- All Wood - Cap. 1,000 to 1,500 lbs
- Aluminum Platform Trucks
- Shelf Trucks
- Hand Trucks
- Couplers for Trailers
- Steel & Wood Dollies
- Specialty Trucks
- Truck Parts & Accessories
- Truck Selection Tips
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Poly-Soft® Wheels
Series SP — Cap. to 2,800 lbs. |
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| The Poly-Soft® is formulated for a quieter operation and greater resistance to foreign objects and debris (F.O.D.). As the name implies, Poly-Soft® wheel tread hardness measures 82-85D (Shore A scale) vs. the harder Duralast® 90-95D (Shore A).The wheel has found popularity among automotive plants and those customers wanting to lower factory noise levels, and improve floor protection. |
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Poly-Soft® wheels are also available PRONTO® with precision ball bearings in
most forged steel and cold forged casters.
The chart below offers our most popular sizes, but this soft poly tread can also be molded to Hamilton's other standard cast iron, forged steel, and/or aluminum centers in finished sizes ranging from 3w" to 20" in diameter. |
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PHYSICAL PROPERTIES
Composition -High grade liquid cast
polyurethane.
Hardness - 82-85 Durometer (Shore A).
Bashore Rebound - 38%.
Elongation at Break - 570%.
Tensile Strength - 6000-6200 psi.
Tear Strength - 500 pli. min.
Abrasion Resistance - 5-10 times ordinary
rubber
Temperature Range - -50° to +175°
F. intermittent; 0° to 150° F continuous. Not
damaged by occasional steam cleaning.
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OPTIONAL EXTRAS
Tapered Roller Bearing Seals.
Keyways, and/or set screws
- for locking wheels on shaft (plain bore).
Special Hub Length
- hubs can be cut to provide shorter length, spacer washings furnished to increase length.
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FEATURED WHEEL BEARINGS |
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Precision Ball Bearings: double sealed, maintenance free, superior rollability aids manual applications, not recommended if shock loading is prevalent.
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Tapered Roller Bearings: best for most severe heavy duty and power-towed applications
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