What is the classification of storage shelves?

The Classification of Storage Shelves: A Guide to Optimizing Your Warehouse
In the world of logistics and supply chain management, storage shelves are far more than just static metal structures. They are the fundamental building blocks of an efficient warehouse, directly impacting space utilization, inventory accessibility, and operational productivity. Selecting the right type of storage shelving is a critical decision.
The classification of storage shelves is based on their design, accessibility, and the specific load and inventory requirements they are built to handle. Here is a comprehensive breakdown of the primary classifications.

1. Classification by Design and Structure
This is the most common way to categorize shelving systems.
A. Selective Pallet Racking
This is the most ubiquitous system in warehouses worldwide.

B. Drive-in/Drive-through Racking
A high-density solution that sacrifices selectivity for maximum space utilization.

C. Push-Back Racking
A dynamic high-density system that offers better selectivity than Drive-in racks.

D. Pallet Flow Racking
A dynamic, high-throughput system that uses gravity.

E. Cantilever Racking
Designed for the storage of long, bulky, or irregularly shaped items.
2. Classification by Accessibility and Density
This classification focuses on the trade-off between how easily you can reach your inventory and how much you can store in a given space.
3. Classification by Load Type and Application
The nature of the stored items dictates the shelving type.