Heavy duty rack is also called beam rack, cargo rack and pallet rack. Heavy shelf is the most commonly used cargo storage system for all kinds of enterprises; Suitable for storing various kinds of products in large quantities; The space utilization rate is very high, and the depth and number of floors of gravity shelves can be determined as required. And the bearing capacity is large, the maximum weight of each floor can reach 5000kg, and the floor height can be adjusted up and down from 50-70mm.