Hebei Bendin Industrial Technology Co., Ltd.
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Galvanized Perforated Cable Tray
Product Specification
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A robust and versatile Galvanized Perforated Cable Tray engineered to provide continuous structural support, excellent corrosion protection, and optimal ventilation for commercial and industrial cable management.
| Parameter Category | Common Specifications & Range | Engineering & Application Notes |
| Width | 50 mm to 1000 mm (Standard: 100, 150, 200, 300, 450, 600 mm) | Sized according to total cable volume requirements plus spare capacity for future expansion. |
| Height / Depth | 25 mm, 50 mm, 75 mm, 100 mm, 150 mm | Determines the vertical cable containment wall height and structural beam stiffness. |
| Standard Length | 2.4 meters, 2.5 meters, 3.0 meters | 3-meter spans are the industrial standard to minimize coupling joints and installation time. |
| Material Thickness | 1.0 mm, 1.2 mm, 1.5 mm, 2.0 mm, 2.5 mm, 3.0 mm | Thicker gauges are selected to increase load capacity across larger support spans. |
| Pre-Galvanized Finish | Coating: 10 to 20 microns (Z120 to Z275) | Created via continuous zinc mill coating before punching. Provides a smooth finish for dry indoor use. |
| Hot-Dip Galvanized Finish | Coating: 45 to 85 microns (BS EN ISO 1461) | Post-fabrication dipping provides absolute coverage for cut edges. Ideal for outdoor and humid industrial sites. |
| Perforation Openings | 30% to 42% free air open ventilation area | Ensures compliance with airflow requirements to mitigate cable heat buildup and lower current derating. |
| Slot Configuration | Alternating oblong slots (e.g., 7×25 mm or 9×30 mm) | Optimized layout to facilitate flexible attachment of cable ties, metal clamps, and hardware accessories. |
| Flange Profile | Straight Edge or Inside Return Flange (Safety Curl) | Inside return flanges eliminate sharp edges protecting workers and cable jackets during installation. |
| Safe Working Load (SWL) | 40 kg/m to 250+ kg/m (Design dependent) | Calculated using structural loading limits across specified horizontal support profiles. |
| Recommended Support Span | 1.2 meters to 2.4 meters | 1.5 meters is the optimal compromise for maximum load retention with minimum deflection. |
| Manufacturing Standard | IEC 61537 / BS EN 61537 | The definitive international standard governing electrical continuity, deflection, and load capacities. |
| Steel Material Standard | BS EN 10143 / BS EN 10346 | Verifies structural tolerances, yield strength, and base carbon steel material characteristics. |
| Load Testing Standard | NEMA VE 1 / CSA C22.2 No. 126.1 | Establishes the uniform physical test standards to determine absolute structural safe limits. |
Application: IT server rooms, data centers, overhead office ceiling voids, and basement car parks.
Why it’s used: Pre-galvanized trays offer a clean, aesthetic finish for indoor environments. The perforations allow for organized securing of high-density Cat6/Cat7 data bundles and fiber optic cables, while providing adequate ventilation to prevent signal degradation from heat.
Application: Automotive assembly lines, textile mills, machinery workshops, and heavy manufacturing floors.
Why it’s used: Protects heavy-duty power distribution cables from mechanical damage. The open perforation design prevents the accumulation of industrial dust, debris, and moisture on the tray bed.
Application: Substations, solar farms, wind turbine bases, and traditional power plants.
Why it’s used: Hot-Dip Galvanized (HDG) variants are highly UV and weather-resistant, making them ideal for managing high-voltage transmission cables in rugged, outdoor environments over decades of service.
Application: Off-shore drilling platforms, chemical processing areas, and pipe racks.
Why it’s used: In highly corrosive atmospheric conditions (such as salt air or chemical fumes), the thick zinc coating of an HDG perforated tray provides sacrificial cathodic protection, ensuring structural integrity where standard steel would rapidly fail.
Application: Underground metro stations, railway tunnels, airports, and highway service bridges.
Why it’s used: These environments require strict adherence to fire safety and heavy load capacities. Perforated trays allow for easy inspection, washing down of tunnels, and quick maintenance of control and signaling lines.
Application: Pumping stations, aeration tanks, and filtration buildings.
Why it’s used: The high humidity and constant moisture presence in water treatment plants require durable cable containment. Galvanized trays resist rust from ambient humidity while securely routing automation and power cables to pumps and valves.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
2021
Total Annual:
8000000-120000000
Employee Number:
180~190
Ecer Certification：
Verified Supplier
Hebei Bendin Industrial Technology Co., Ltd. established in 2021(BDINDUSTRYIAL), has become a leading global manufacturer and exporter of premium cable tray solutions, backed by over 30 years of industry expertise in designing and producing cable trays, Workshop safety fence, Robot fence, Cable tray... Hebei Bendin Industrial Technology Co., Ltd. established in 2021(BDINDUSTRYIAL), has become a leading global manufacturer and exporter of premium cable tray solutions, backed by over 30 years of industry expertise in designing and producing cable trays, Workshop safety fence, Robot fence, Cable tray...
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