41 Series: Iron Core Polyurethane Heavy Duty Casters
Iron core PU casters built for industrial durability, with tear-resistant tread, silent rolling & chemical resistance. Ideal for heavy-duty use. OEM/ODM from China factory
- Size: 4“ 5” 6” 8”
- Load: 250KG-400KG
- Automated equipment for large-scale production, on-time delivery
- Exporting to multiple countries, providing test reports and certification reports including CE
41 Series – Iron Core Polyurethane Heavy Duty Casters
Industrial-Grade Load Capacity | Anti-Tear PU | Quiet & Durable | Iron Core Structure
Heavy Duty Caster Manufacturer | PU Wheel Supplier | OEM & ODM Available
Basic Information
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Available Sizes: 4″, 5″, 6″, 8″
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Load Capacity Range: 250KG – 400KG
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Designed for high-intensity industrial applications, delivering exceptional load-bearing, wear resistance, and operational stability.
Key Features
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High-Performance PU Tread:
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Premium polyurethane coating ensures superior wear resistance, tear resistance, and chemical tolerance
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Performs excellently on cement, epoxy floors, metal plating, and more
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Effectively reduces noise and absorbs vibration during equipment movement
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Heavy-Duty Cast Iron Core:
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Rigid and deformation-resistant, ideal for frequent and heavy use
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PU tread and iron core integrated via high-pressure injection molding, ensuring strong bonding and anti-debonding performance
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Industrial-Grade Bracket:
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Fabricated with ≥5mm thick stamped steel for superior structural strength
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Zinc-plated finish for enhanced rust and corrosion resistance
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Compact, high-load design available in fixed, swivel, and brake options to fit diverse installation needs
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Certified Quality:
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Conforms to EN / ISO international standards
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Fully RoHS / REACH compliant
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Offers performance test reports for load capacity, abrasion resistance, impact tolerance, etc.
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Application Scenarios
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Heavy-duty industrial machinery
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Warehouse & logistics systems
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Port and cargo transportation
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Medical devices, utility carts
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Construction equipment
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Catering and foodservice trolleys
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Aerospace and precision manufacturing
Adapted for harsh environments, including chemical exposure, oil contamination, and extreme temperatures. Suitable for both indoor and outdoor use.
Target Customers
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Industrial machinery manufacturers
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Port & logistics solution providers
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Warehouse & storage system companies
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Medical and healthcare equipment producers
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EPC contractors and construction companies
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Aviation, aerospace, and military equipment vendors
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Hardware distributors, B2B eCommerce sellers, trading companies
OEM / ODM & After-Sales
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Customization Available: Wheel tread, core material, mounting type, brake type, packaging, laser logo printing, and more
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Warranty: 1 Year
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Delivery Time: 15–30 days depending on order quantity
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Production Process: Carefully selected materials and controlled manufacturing steps ensure durability, consistency, and strength
| Specification | Description |
| Model Number | 41 Series: Iron Core Polyurethane Heavy Duty Casters |
| Size | 4″ 5″ 6″ 8″ |
| Wheel Diameter | 100mm、125mm、150mm、200mm |
| Wheel Width | 50mm |
| Overall Height | 143mm、165mm、190mm、241mm |
| Wheel Material | Polyurethane(PU) |
| Bracket Material | Steel, 304 stainless steel, aluminum alloy, cast iron, etc. |
| Mounting Type | Base plate mounted |
| Brake Type | Foot Brake、Side Brake |
| Load Capacity | 250KG-400KG |
| Surface Treatment (Bracket) | Chrome plated, Electroplated, Galvanized |
| Swivel Type | Universal、Fixed |
| Application | industrial equipment, logistics and warehousing, medical equipment, construction sites, catering industry, aerospace. Adaptable to harsh environments – resistant to chemicals, extreme temperatures, suitable for indoor and outdoor use |
| Customization | Support OEM/ODM |
| MOQ | 200 pcs |
| Lead Time | 15-30 day |






