4 Inch Heavy Duty Super Polyurethane Swivel Casters
Specifications:
- Capacity: 620 lbs (280 kg)
- Wheel Size: 4″ (100mm)
- Overall Height: 6″ (143mm)
- Top Plate Size: 114x100mm
- Bearing: Delrin bearing
- Tread Material: Super Polyurethane (PU)
- SKU: EH20-61-100S-304
Key Features:
- Heavy-Duty Construction: At 620 lbs (280 kg) per caster, the reinforced fork and 4″ (100 mm) wheel handle industrial transport cycles without deflection.
- Super Polyurethane Tread: Higher-grade PU chemistry raises load capacity 620 lbs (280 kg) while staying non-marking and floor-friendly 鈥 strength without floor damage.
- Delrin Bearing Raceway: Engineering-grade acetal runners deliver slick, low-friction turning that never rusts and needs zero lubrication.
- Full-Swivel Raceway: Hardened ball raceway gives effortless 360掳 pivoting, letting heavy loads spin in their own footprint for tight-aisle work.
- Compact Overall Height: 5.6″ (143 mm) installed height keeps equipment centers of gravity low and clearances unchanged 鈥 mobility without redesign.
Ideal Applications:
The workhorse family for heavy industrial mobility:
- Machinery Moving: machine relocation and installation skids and carts.
- Textile & Fiber Plants: anti-winding models resist thread and lint wrap.
- Food & Chemical Processing: stainless models for washdown and corrosive areas.
- Precision Equipment Transit: shock-absorbing models protect fragile loads.
Why Choose This Caster (Our Advantages):
- With 23 sub-series including shock-absorbing, anti-winding and stainless variants, we solve the exact pain points standard heavy casters cannot 鈥 all factory-direct with OEM/ODM support.
- Factory-Direct Hard Strength: Established 1988, Globe Caster operates a 156,000 m2 manufacturing base with 500+ employees and in-house hardware, injection-molding and PU-pouring workshops. ISO 9001 & ISO 14001 certified with 100+ national patents, we support full OEM/ODM customization and reliable global B2B supply across North America, Latin America, Europe and Asia-Pacific.
