Medium‑Duty Korean‑Style Red PU Caster with White Core

Product Title

Medium‑Duty Korean‑Style Red PU Swivel Caster, White Reinforced Plastic Core, Galvanized Steel Top Plate Caster for Trolley & Workbench

Product Overview

This medium‑duty Korean‑style PU caster is a popular industrial mobility solution. It combines high‑performance red PU tread and high‑strength white PP plastic wheel core, matched with heavy‑duty galvanized steel swivel bracket. The caster features smooth 360‑degree rotation, stable load-bearing, low‑noise rolling and floor‑friendly property. It is widely applied in logistics trolleys, workshop workbenches, storage racks, cabinet equipment and other medium‑load scenarios.

Main Material

1. Wheel Tread: High‑elastic red PU (Polyurethane), wear‑resistant, non‑marking
2. Wheel Core: Reinforced white PP plastic, impact‑resistant, anti‑deformation
3. Bracket & Top Plate: Cold‑rolled steel with galvanized finish, anti‑rust and anti‑corrosion
4. Rotation Part: Precision swivel raceway for flexible turning

Key Advantages

✅ Wear‑resistant PU surface Red polyurethane outer layer owns excellent abrasion resistance, long service life, will not leave scratches or marks on tile, epoxy, wood and other ground surfaces.

✅ Tough white plastic core Thickened white PP inner core enhances wheel structural strength, resists impact and heavy pressure, avoids cracking under frequent moving.

✅ Korean‑style thickened steel bracket Galvanized steel swivel bracket with thick plate structure, strong welding workmanship, good anti‑rust performance for indoor and light‑outdoor working environment.

✅ 360° flexible swivel Precision ball‑bearing swivel raceway enables smooth 360‑degree rotation, effortless direction change when pushing carts.

✅ Low‑noise rolling PU material provides good shock absorption. Less friction during movement, greatly reduce rolling noise, suitable for workshop, warehouse and office working surroundings.

✅ Stable medium‑duty load capacity Well‑balanced load‑bearing design, fits most medium‑weight handling demands. Multiple wheel sizes available to meet different load requirements.

Application Scenarios

• Industrial hand trolleys, service carts, tool carts
• Workshop workbenches, mobile equipment cabinets
• Warehouse storage racks, logistics turnover equipment
• Medical equipment, commercial display stands and other medium‑load mobile devices

Available Specifications 

• Wheel Size: 3/4/5/6 inch optional
• Wheel Diameter: 75 / 100 / 125 mm
• Tread Width: 34 mm
• Top plate dimension: customizable
• Load capacity per caster: 100‑170 kg depends on wheel size
• Option: swivel / swivel with total brake / swivel with side brake