Direct Factory Portfolio
Featured Industrial Warehouse Storage Racking Systems
Every project is precision-fabricated in our 30,000 m² automated production facility, delivering turnkey structural safety, CE-marked load stability, and seamless compatibility with Euro (1200×800mm) and ISO industrial pallets.
2001
Founded Year (25+ Yrs Exp)
30,000m²
Factory Manufacturing Base
30,000t
Monthly Rolling Capacity
120+
Global Export Destinations
Technical White Paper
Engineering Gravity Flow Pallet Systems for Istanbul's High-Velocity Hubs
In the epicenter of the Eurasian supply chain, Istanbul warehouse operators face unique convergence challenges: skyrocketing industrial land lease rates per square meter, strict seismic engineering standards, and the mandate for flawless First-In, First-Out (FIFO) batch tracking.
The Mechanical Physics of Controlled Gravity Live Storage
Gravity flow pallet racking (also designated as pallet live storage or dynamic roller racking) operates on an inclined wheel or roller track system integrated into structural upright frames. By utilizing a calibrated gravitational incline (typically between 3.5% and 4.0% slope or 2° to 2.5°), unit loads travel unassisted from the charging (loading) face to the discharging (picking) face.
Unlike static drive-in racking that relies on forklift penetration, gravity flow completely segregates vehicle loading traffic from order extraction. In high-density Marmara cold chains and ambient food distribution, this separation eradicates forklift collision hazards, decreases truck travel cycles by up to 45%, and enforces uncompromising chronological stock turnover.
To safeguard structural equilibrium, HEDA Shelves incorporates centrifugal brake rollers strategically positioned along each lane. As pallets accelerate down the gravity lane, the internal planetary gear system within each brake roller engages proportionally to speed, ensuring uniform terminal velocities never exceed 0.25 m/s, preventing package deformation or pallet derailing.
End-Stop Separation Mechanisms
Eliminating hydrostatic pressure at the unloading aperture is mission-critical. Our mechanical load separators detach the lead retrieval pallet from the following queued queue, allowing extraction forklifts to hoist without back-pressure friction.
Triple-Flanged High-Ductility Steel Uprights
Engineered using premium Q235B and Q355B structural coil, upright profiles feature automated cold roll-formed omega geometry. High torsional stiffness prevents frame buckle under multi-tier 1,500 kg/pallet dynamic kinetic surges.
Impact Entry Guidance Systems
Pallet loading funnels with flared entry guides ensure off-center forklift drops align automatically with roller lane tracks. Zinc-electroplated or hot-dip galvanized entry modules absorb repeated misaligned loading shocks.
Marmara Regional Logistics Integration
Localized Application Scenarios in Istanbul's Mega Logistics Hubs
Istanbul serves as the transcontinental trade bridge linking Southeastern Europe, the Black Sea, and the Middle East. Strategic implementation of gravity flow racking unlocks unprecedented throughput across Istanbul's key industrial quadrants.
Hadımköy & Çatalca (European Arteries)
Positioned along the Northern Marmara Motorway (Kuzey Marmara Otoyolu) and feeding the Ambarlı Port terminal cluster, Hadımköy hosts rapid cross-dock 3PL facilities. Gravity flow racks here function as high-density staging buffers for outbound freight destined for the Balkans and EU markets.
Tuzla & Gebze (Asian Industrial Corridor)
The Tuzla Organized Industrial Zone (OSB) and neighboring Gebze house Turkey’s most intensive automotive assembly, chemicals, and consumer durable manufacturing plants. Pallet flow tracks streamline Just-In-Time (JIT) line-side delivery of components directly into factory workcells.
Başakşehir & İkitelli Commercial Centers
Addressing acute urban warehouse footprint shortages near central Istanbul, our multi-level gravity flow mezzanines and dynamic live picking systems maximize vertical cube utilization, slashing real estate operational lease expenses by more than 50%.
| Industry Sector | Istanbul Hub Location | Pallet Profile | Operational Pain Point Solved | Throughput Performance |
|---|---|---|---|---|
| Dairy & Confectionery | Çatalca & Silivri Agro-Belt | Euro (800×1200mm) / 750 kg | Strict expiration date loss; eliminates spoiled batch recalls | 100% strict FIFO rotation automated |
| Automotive OEM Spares | Tuzla OSB / Gebze GOSB | ISO (1000×1200mm) / 1,200 kg | Aisle congestion in mixed fork-truck routes | 60% reduction in internal vehicle maneuvers |
| Pharmaceutical Cold Chain | Esenyurt & Kartal | Euro (800×1200mm) / 500 kg | Excessive refrigeration costs in conditioned 2°C–8°C rooms | Cuts refrigerated volume requirements by 40% |
| Cross-Border E-Commerce | Arnavutköy / Istanbul Airport Hub | Euro / Mixed plastic skids | Order staging bottle-necks for international air dispatch | Triples hourly dispatch picking rates |
Structural Reliability & Seismic Engineering
Conforming to TS EN 15512 & Turkish Seismic Code (TBDY 2018)
Istanbul is situated directly adjacent to the active North Anatolian Fault system. Racking installations in seismic Zone 1 and Zone 2 districts demand stringent finite element analysis (FEA) and dynamic lateral stiffness verification under the Turkish Building Earthquake Code (TBDY 2018).
Rigorous Seismic Engineering Safeguards
Unlike static racks where pallets remain locked to beam surfaces, gravity flow systems present dynamic sliding masses. During ground acceleration events, moving pallets create harmonic vibrational forces that must be absorbed without dislodging the brake roller beds.
Our Istanbul-Tailored Structural Provisions Include:
- Oversized Baseplates & Dual M16 Chemical Anchors: Base connections transferring moment and shear loads directly into reinforced slab floors without foundation cracking.
- Cross-Aisle & Down-Aisle Structural Bracing: High-tensile steel X-bracing frames dissipating earthquake sway energies along Marmara fault vectors.
- Anti-Jump Retaining Clips: Precision safety retainers interlocking rollers to load-carrying beams, preventing bed detachment during upward vertical seismic components.
Engineering Trade-off Evaluation
High-Density Storage Architecture Comparison
Selecting the right pallet racking system requires balancing floor space density, SKU selectivity, inventory rotation integrity, and total lifecycle expenditure. See how gravity flow compares to alternative high-density configurations.
| Storage System Type | Stock Rotation Rule | Floor Space Utilization | Forklift Operating Travel | SKU Selectivity Depth | Power / Battery Requirement | Ideal Istanbul Use Case |
|---|---|---|---|---|---|---|
| Gravity Flow (Pallet Flow) | Strict FIFO | Up to 80% (Highest) | Minimal (Loading / picking aisles only) | 1 SKU per lane (Multi-lane high throughput) | 0 kWh (Pure Gravity Driven) | Dairy, Beverages, Pharma, Cross-Border E-Commerce |
| Selective Pallet Racking | FIFO or LIFO | 35% – 45% (Aisle-heavy) | Maximum (Forklifts traverse every aisle) | 100% Immediate Direct Access | 0 kWh | Multi-SKU General Merchandise, Retail 3PL Hubs |
| Radio Shuttle Racking | FIFO or LIFO | Up to 85% (High density) | Moderate (Forklifts load shuttles at lane head) | Deep lane batch consolidation | Lithium battery recharging required | Deep seasonal storage, Frozen raw materials |
| Drive-In Racking | Strict LIFO | Up to 70% | High risk (Trucks drive directly inside steel bays) | Poor (High honeycombing inefficiencies) | 0 kWh | Single-SKU non-perishable construction materials |
| Push-Back Trolley Racking | LIFO | Up to 65% | Moderate (Front-face loading against gravity) | 2 to 6 pallets deep per SKU | 0 kWh | Moderate turnover manufacturing buffers |
Direct Manufacturer Credentials
Why Turkish Industrial Importers Partner with HEDA Shelves
Headquartered in Guangzhou with over two decades of global racking excellence since 2001, Guangzhou Heda Shelves Co., Ltd. provides direct manufacturing transparency, bypassing broker markup and ensuring certified technical compliance.
30,000 m² Facility
Our fully integrated manufacturing complex features state-of-the-art continuous cold roll-forming lines, automated CNC punching, and robotic beam welding stations.
30,000t Monthly Output
Massive structural steel throughput guarantees guaranteed production lead times, regardless of seasonal supply chain fluctuations or raw coil crunches.
Turnkey 3D & CAD Design
Our in-house structural engineering department provides free 2D warehouse floor layout plans, 3D parametric renderings, and static calculation packages before procurement approval.
Direct Ambarlı Port Shipping
High-cube container stuffing is engineered with protective battens and barcode-labeled bundles, ensuring swift customs processing and easy site sorting upon Istanbul arrival.
Traceable 10-Stage Precision Production Process
From premier certified steel coil inspection to maritime export packaging, every step adheres to ISO 9001:2015 QA protocols.
01
Raw Steel Intake
Mill-certified Q235B/Q355B coil testing for tensile & yield strength.
02
Laser CNC Slitting
Automated tolerance control within ±0.2mm on slitting lines.
03
Column Punching
Multi-punch precision presses forming 50mm / 75mm pitch patterns.
04
Cold Roll Forming
Progressive roll forming creating rigid omega-profile upright posts.
05
Profile Bending
High-tonnage hydraulic bending of beam box sections and flanges.
06
Surface Polishing
Automated mechanical de-burring and weld splatter elimination.
07
Robotic Welding
CO2 gas-shielded automated seam welding of beam end connectors.
08
Pickle & Phosphate
Chemical surface pretreatment converting iron oxide into phosphate shield.
09
Electrostatic Powder
200°C thermosetting powder curing for 80-120μm scratch-resistant finish.
10
QC Export Packing
Barcode grouping, heavy strapping, and fumigated timber base nesting.
CE Certified
EN 1090 / No. 2435-CPR-8605159
ISO 9001:2015
Reg. No. 18624Q00169R0M
RoHS Compliant
Eco-Friendly Non-Toxic Coatings
TSE
TS EN 15512 Ready
Seismic & Static Design Validation
Procurement Intelligence
Istanbul Buyer's Guide & Technical FAQ
Critical answers to questions frequently posed by Turkish logistics directors, warehouse general contractors, and procurement engineers regarding import compliance and system engineering.
How do your gravity flow racks accommodate Euro (EUR-1) vs. ISO Industrial Pallets in Turkish warehouses?
Our roller beds are engineered with custom track configurations to accommodate standard European pallets (800×1200mm, EUR-1 / UIC 435-2) as well as wider industrial blocks (1000×1200mm, ISO / Turkish standard wood and plastic skids). We utilize triple-track or full-width heavy steel roller options equipped with polyurethane or steel wheel rollers. By customizing roller spacing (pitch) based on bottom bottom-board arrangements, we guarantee smooth transit without sagging or binding between rollers.
What documentation is provided to satisfy Turkish customs clearance at Ambarlı Port?
We supply a complete export documentation suite under Turkish import regulations, including: Commercial Invoice, Packing List matched directly to part tags, Clean on Board Bill of Lading (B/L), Certificate of Origin (COO), and Mill Test Certificates (MTC 3.1) validating steel grades. Furthermore, our CE Certification documentation (EN 1090-1 / No. 2435-CPR-8605159) ensures unhindered clearance under Turkey's TAREKS inspection system.
How is rack stability calculated for high-seismic Marmara zones (Istanbul, Kocaeli, Sakarya)?
Static and dynamic structural calculations are performed in accordance with TS EN 15512 (Steel static storage systems – Specifications of beam and column design) and harmonized with the Turkish Earthquake Code (TBDY 2018). Our engineering models simulate spectral ground acceleration (Ss and S1 values) specific to your municipality (e.g., Avcılar, Tuzla, Gebze). We specify heavy-gauge uprights, reinforced base connections, back portal ties, and anti-seismic top bracing to guarantee occupant safety and load containment.
Can gravity flow racking be integrated inside refrigerated or deep-freeze cold storage facilities?
Yes. Gravity live storage is particularly advantageous in low-temperature cold stores (-25°C frozen and +4°C chilled) across Istanbul's dairy, poultry, and pharmaceutical supply chains. For cold operations, we configure specialized low-temperature synthetic lubricants within all roller bearings, install galvanized or stainless steel frame components to prevent moisture corrosion, and use cold-resilient speed controller brakes that prevent viscosity freezing.
What is the required floor slab specification for installing gravity flow racking?
Due to the multi-level point-load intensity of high-density dynamic storage, warehouse concrete floors should ideally meet DIN 18202 Table 3 Group 4 flatness tolerances or TR34 FM2 specifications. Slab compressive strength should typically be at least C25/30 or C30/37 with a minimum reinforced thickness of 180mm to 220mm, capable of sustaining dynamic baseplate point loads exceeding 60 to 90 kN per upright column.
Do you provide on-site assembly supervision or local installation support in Turkey?
Every shipment arrives with comprehensive 2D CAD assembly blueprints, 3D isometric connection guides, and sequential hardware schedules. For large-scale projects across Istanbul, Kocaeli, or Bursa, HEDA Shelves provides experienced on-site installation supervisors to oversee assembly, verify alignment tolerances, calibrate brake rollers, and perform initial test runs. Alternatively, we collaborate seamlessly with your contracted local millwright teams via high-definition video walkthroughs and technical support.
Ready to Modernize Your Istanbul Distribution Facility?
Submit your warehouse CAD floor plan, ceiling clear height, and pallet specifications. Our senior racking structural engineers will return a complimentary 2D layout, 3D visualization, and detailed pricing proposal within 24 hours.