Custom OEM Push-Back Storage Factories & Factory

High-Density Dynamic Warehousing Solutions Built on Precision Engineering, Direct-Factory Manufacturing, & Global Compliance

ESTABLISHED 2014

Shenzhen Heda Warehouse Equipment Co., Ltd.

We are a premier manufacturer specializing in heavy-duty warehouse racking and industrial storage solutions. Spanning a modern manufacturing facility of 35,000 m², our enterprise integrates R&D, design, production, and international marketing to serve diverse storage needs worldwide. With 12 years of industry experience and 8 years of dedicated export expertise, we deliver high-caliber storage systems that generate over $28 million in annual export revenue.

At Heda, quality control and engineering innovation drive our core operations. Our robust QC department comprises 45 skilled inspectors utilizing rigorous testing methods, including raw material tensile testing, automated weld flaw detection, layer load-bearing stress analysis, and salt spray surface corrosion testing. Supported by a professional R&D team of 28 senior structural engineers, we maintain strong full-customization capabilities (OEM/ODM)—offering tailored rack dimensions, load capacities, surface coatings, and layout designs. Driven by continuous innovation, we launched over 120 new dynamic storage products and component upgrades last year.

Operating with a strong direct-factory and international trade background, we have built a resilient ecosystem supported by over 800 supply chain partners. Our products are exported to major global markets, including North America, Western Europe, Southeast Asia, and the Middle East. We proudly serve a diverse clientele ranging from third-party logistics (3PL) providers and large distribution centers to industrial manufacturers and wholesale equipment distributors.

35,000m²
Modern Manufacturing Plant
12+ Yrs
Racking Industry Experience
$28M+
Annual Export Revenue
28
Senior Structural Engineers

Push-Back Storage Engineering & Mechanics

A technical guide to high-density dynamic racking systems and engineering parameters.

The Mechanics of Nesting Carts

Push-back racking utilizes a series of nested, inclined steel carts rolling on heavy-duty tracks. When a pallet is loaded from the front, it pushes the existing pallet back, nested on the cart below, exposing the next cart for loading. This design supports Last-In, First-Out (LIFO) material flow, eliminating the need for forklifts to enter the racking structure, reducing lane cycle times and maximizing overall system safety.

Optimization of Slope & Force

Engineered at a precise inclination grade (usually between 3% to 4%), push-back racking balances gravitational feed with controlled speed. Each cart contains flanged steel wheels designed to resist lateral movement, maintaining straight tracking. The grade ensures that the rear pallets glide smoothly to the picking face when the front pallet is retrieved, preventing hang-ups while controlling kinetic energy.

Seismic Stability & Steel Quality

Using premium Q235B or Q355B structural steel, our rack designs are engineered to support 2 to 6 pallets deep, with weight capacities up to 1,500kg per position. Custom upright columns and beam configurations are structurally calculated for local seismic hazard ratings, conforming to standard international storage rules such as RMI (Rack Manufacturers Institute) and FEM guidelines.

Macro-Industry Applications

Push-back storage is widely deployed in sectors requiring high density but medium selectivity. Typical deployments include cold storage facilities (where maintaining thermal efficiency is paramount), food and beverage distribution warehouses (with high inventory rotation of identical SKUs), and large-scale pharmaceutical warehouses. For Third-Party Logistics (3PL) organizations, push-back racking reduces the space lost to forklift drive aisles while preserving excellent operational throughput.

China Factory 4.0: Supply Chain & Manufacturing Resilience

Step-by-step visual map of our production process, equipment, and structural quality control.

Production Line Operations

Raw Materials Control
Raw Materials
Metal Stamping Process
Stamping
Hydraulic Bending Machine
Bending
Precision Welding Operations
Welding
Acid-washing and Parkerising line
Acid-washing & Parkerising
Powder Coating Process
Coating
Finished Product Warehouse
Warehouse
Steel Profile Rolling Mill
Rolling Mill

Advanced Production & Quality Inspection Equipment

Fully Automatic Punching Machine
Fully Automatic Punching
Automatic Welding Machine
Automatic Welding Machine
Plastic Powder Coating Line
Plastic Powder Coating Line
Punching Machine Tooling
Punching Machine
Bending Machine Equipment
Bending Machine
Butt Welding Machine
Butt Welding Machine
Digital Vernier Caliper Inspection
Digital Caliper Check
Coating thickness tester
Coating Thickness Tester

Technology Roadmap & Future Outlook

Integrating automation and material science into the future of physical warehousing.

The landscape of warehouse layout and equipment selection is undergoing a shift toward hybrid automation. While fully automated storage and retrieval systems (ASRS) offer high performance, their capital expenditures remain prohibitive for many operations. Our R&D department is actively pioneering hybrid dynamic storage systems, which integrate passive gravity push-back systems with semi-automated radio shuttles. This hybrid roadmap allows warehouses to scale throughput rates dynamically without altering structural foundations.

In material science, Heda is researching high-strength, thin-walled cold-formed steel alloys. By optimizing profile geometries and using high-yield steel chemistry, we aim to reduce product weight while increasing load capacity limits. Furthermore, to support green supply chains, our production lines are transitioning to VOC-free electrostatic powder coatings, minimizing chemical emissions without compromising structural rust protection or surface longevity in cold storage environments.

Global Localization & Regulatory Compliance

Assuring structural safety and local code conformity across international supply lines.

Navigating municipal structural permits requires meticulous engineering validation. At Heda, every export product line can be supplied with certified finite element analysis (FEA) reports indicating performance under varying load configurations and localized seismic conditions. Our racking solutions conform with industry standards including ANSI/RMI MH16.1 in North America, EN 15512 in Europe, and AS4084 in Australia/New Zealand.

To ensure seamless execution, Heda collaborates with a network of certified regional installers and structural engineers worldwide. This local presence ensures that physical installation, site surveying, and regulatory certifications are handled in accordance with local building codes, mitigating risk and optimizing lead times from port to warehouse floor.

Industrial Racking System FAQ

Technical answers to critical procurement and engineering questions.

What is the maximum layout depth recommended for a push-back storage rack?
Typically, push-back storage racks are designed between 2-deep and 6-deep configurations. Beyond 6-deep, the force required for the forklift to push back multiple nested carts increases dramatically, and the slope angle must be adjusted accordingly to prevent pallet deceleration issues. For higher configurations, drive-in or pallet flow racking systems may be more suitable.
How do you prevent the "honeycombing" effect in push-back storage systems?
Honeycombing is the occurrence of empty pallet positions that cannot be filled because of dynamic lane constraints. Since push-back is a Last-In, First-Out (LIFO) system, it is ideal for medium-selectivity items. Heda’s design team helps optimize product slotting strategies, matching lane depths to production batch sizes to minimize under-utilized pallet locations.
Which steel grades are used in Heda heavy-duty racking systems?
We primarily use cold-rolled structural steel conforming to Q235B and Q355B Chinese standards, which correspond directly to ASTM A36 and ASTM A572 Grade 50 respectively. These grades provide the necessary tensile strength and elasticity ratios required to endure repeated loading cycles and seismic shifting forces without micro-deformation.
What surface treatments do you offer for harsh warehouse environments?
For standard warehouses, we apply electrostatic powder coating after a multi-stage chemical pretreatment (acid-washing and Parkerising) to ensure paint adhesion. For cold stores, high-humidity environments, or outdoor installations, we offer hot-dip galvanized finishes which provide cathodic protection against rust and corrosion.
Can these systems be customized to fit non-standard industrial pallets?
Yes, our R&D engineering team specializing in OEM/ODM design regularly handles custom configuration requests. We adjust upright spacing, depth profiles, cart track configurations, and safety stops to accommodate Euro-pallets, standard GMA pallets, custom metal skids, or oversized plastic bins.