Overview
Mobile storage rack cages are heavy-duty industrial containers constructed from welded steel mesh panels. Designed for both storage and transport, they typically feature four or six swivel casters for maneuverability in tight spaces. Standard sizes range from 800×600×900mm to 1200×1000×1500mm, with load capacities between 500kg to 2000kg depending on steel gauge thickness. These cages serve as a secure alternative to pallets or shelving systems, offering 360° visibility of contents while preventing loss or damage. Their open-grid design facilitates ventilation, making them suitable for storing automotive parts, tools, or agricultural products. Many models include fork pockets for compatibility with pallet jacks.
Structure and Working Principle
The cage's primary structure consists of vertical corner posts connected by horizontal and diagonal steel mesh panels, creating a rigid cubic frame. Heavy-duty steel casters (often polyurethane or nylon) bolt onto a reinforced base frame, with two locking casters standard for stability. Some designs incorporate collapsible sides or removable panels for space-saving storage when not in use. Working principles emphasize load distribution: weight transfers from the mesh walls to corner posts, then downward through the base frame to the casters. High-quality units use continuous welding at joints rather than spot welding for enhanced durability. Optional accessories include divider panels, label holders, and top covers for weather protection in outdoor applications.
Key Features
1. Mobility: Heavy-duty casters with 100-150mm diameters enable smooth movement even under full loads, with swivel locks preventing unwanted rolling. 2. Customization: Many manufacturers offer bespoke dimensions, mesh densities (typically 50×50mm to 100×100mm openings), and accessory configurations. 3. Security: Some models feature lockable doors or can be fitted with padlock hasps for theft prevention. 4. Durability: Hot-dip galvanized or powder-coated finishes resist corrosion in industrial environments. 5. Ergonomics: Designs often include handles or push bars at working height (approx. 900-1100mm) for operator comfort. 6. Compliance: Meets OSHA and EU workplace safety standards for equipment storage when properly maintained.
Application Areas
Warehousing: Used for organizing small parts, tools, or inventory in distribution centers, with RFID tags often attached for tracking. Manufacturing: Transport work-in-progress components between production stations while preventing mix-ups. Retail: Backroom storage solution for high-value items requiring both security and frequent access. Logistics: Serve as rollable shipping containers for fragile items that require ventilation (e.g., automotive glass). Agriculture: Store and move harvests or feed while allowing air circulation. Specialized variants exist for industries like aviation (ESD-safe coatings) or food processing (stainless steel construction).
Maintenance and Precautions
Monthly inspections should check for: 1) Loose or damaged welds at load-bearing joints, 2) Caster wheel wear (replace if tread depth falls below 3mm), 3) Mesh deformation indicating overload. Lubricate caster bearings quarterly with industrial-grade grease. Precautions include: Never exceed the rated load capacity (check manufacturer plate). Ensure floor surfaces are clean and level to prevent tipping—gradients over 5° require special brake systems. Distribute weight evenly, placing heavier items at the base. When stacking empty cages, secure with straps to prevent toppling. For harsh environments, specify marine-grade coatings or stainless steel hardware.
B2B Procurement Guide
Key specifications to verify: 1) Steel thickness (1.2-2.5mm mesh common), 2) Caster load rating per wheel (minimum 150kg each for standard use), 3) Welding standards (continuous seam preferred), 4) Compliance certificates (e.g., EN 15620 for industrial shelving). Bulk order discounts typically apply at quantities of 50+ units. Lead times range from 2-6 weeks for custom configurations. For export, confirm container loading efficiency—nested designs save 40-60% shipping volume. Quality benchmarks include ISO 9001 manufacturers and SGS-tested materials. Consider total cost of ownership: powder-coated units last 2-3x longer than painted ones in humid climates.
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