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3 3.5 4 5 6 8 Inch Zinc Plated Black Solid Rubber Oil Proof Wheel Castor Rigid Swivel Locking Brake Trolley Cart Garbage

August 15, 2026

Latest company blog about 3 3.5 4 5 6 8 Inch Zinc Plated Black Solid Rubber Oil Proof Wheel Castor Rigid Swivel Locking Brake Trolley Cart Garbage
Industrial Black Rubber Caster Complete English Product Introduction
Basic Product Overview

Product Name: Industrial Black Solid Rubber Swivel Caster

Wheel Material: Elastic black solid rubber tread + stamped steel wheel core

Bracket: Heavy‑duty stamped steel bracket with electro‑galvanized finish, red rubber bumper guard

Available Types: Swivel caster, swivel with brake, fixed rigid caster

Common Sizes: 4/5/6/8 inch (customizable)

Core Advantages
Solid Black Rubber Wheel, Shock‑Absorbing & Noise‑Reduction

Made of high‑elastic solid black rubber material. It delivers excellent shock absorption and quiet rolling performance. Great for concrete, asphalt, tile and uneven workshop floors. Effectively reduces vibration during transportation, protects cargo and equipment. The rubber surface will not scratch floor surfaces, wear‑resistant and anti‑aging for long‑time industrial‑grade usage.

Galvanized Heavy‑Gauge Steel Bracket with Bumper

Thick stamped steel bracket with electro‑plated galvanized surface for good rust‑proof performance. Built‑in red rubber bumper guard can buffer impact when colliding with walls or equipment, preventing bracket deformation and product damage. Optimized bracket structure improves torsion resistance for heavy‑load working scenarios. Precision double ball swivel raceway supports smooth 360‑degree rotation without jamming.

Stable Load‑Bearing & Long Service Life

Solid steel wheel hub provides strong structural support, avoids wheel collapse under heavy weight. The rivet‑reinforced connection between bracket and wheel ensures stable running under frequent pushing‑pull operations. Suitable for continuous‑shift workshop environment, resistant to minor oil splash and temperature fluctuation.

Versatile Mounting Options

Standard square mounting plate with universal hole spacing, easy for installation and replacement. Multiple configurations are available: swivel, swivel with brake, fixed rigid caster. Perfect for upgrading existing trolleys and machinery equipment.

Specification Table
Item Specification
Size 4/5/6/8 inch (custom available)
Wheel Black solid rubber tread + steel core
Bracket Electro‑galvanized stamped steel, with red bumper
Bearing Double ball bearing
Option Swivel / Swivel brake / Fixed rigid
Single‑wheel dynamic load 120‑350kg (subject to wheel diameter)
Working temperature -20℃ ~ +65℃
Key features Shock absorbing, quiet rolling, anti‑collision bumper, rust‑resistant, floor‑protecting
Application Scenarios
  1. Factory industrial trolleys, workshop handling carts, mobile workstations
  2. Warehouse turnover carts, logistics transport equipment
  3. Construction site mobile machinery, engineering equipment bases
  4. Garage maintenance carts, heavy‑duty storage racks
  5. Logistics terminals, loading‑unloading auxiliary tools
Factory Service

Our factory supports customized sizes, brake styles and surface treatment. Every caster is tested for load capacity, swing durability and salt‑spray anti‑rust performance before shipment. Standard sizes keep sufficient stock for fast delivery. We offer technical documents, installation guidance and complete after‑sales support for global buyers and distributors.

If you have any inquiries about specifications, prices, samples or customized solutions, please feel free to contact us.

Contact Information
Name: Icy Kwok
Tel/WhatsApp: +86 18933327308
Email: sales@zsdajin.com
Company: Zhongshan Dajin Caster Manufaturing Co.,LTD

Get in touch with us
Contact Person : Ms. Yan
Tel : +8613822773800
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