Heavy Duty Hinge Backing  Plate for Doors 
                     Heavy Duty Hinge 
Backing 
Plate for Doors
Pre cision-engineered metal reinforcement components designed 
specifically for commercial hollow metal doors. These backing 
plates deliver exceptional strength, structural stability, and long-
term performance in demanding industrial environments. Trusted 
by facility managers, commercial door installers, and 
procurement specialists across manufacturing and industrial 
sectors.
Product Overview: 
Door Hinge Backing 
Pl ate
Co re 
ThFisu 4.n5″c dtoioor nhinge reinforcement component is specifically 
engineered for hollow metal doors in commercial settings. 
Commonly referred to as a hinge backing plate, this essential 
hardware component provides critical support for secure and 
stable hinge installation. The backing plate distributes load 
forces across a wider surface area, preventing metal fatigue 
and ensuring consistent door operation even under continuous 
daily use
Design & 
Compatibility
 Standard Weight Fit
 Perfectly matched for standard-weight 4.5″ × 0.13″ hinges 
commonly used in commercial door installations.
Heavy Weight Option
Can be modified to accommodate heavy-weight 
 
4.5″ × 0.18″ hinges for high-traffic or security 
applications.
Industrial Ready
 Engineered specifically for demanding commercial 
and industrial applications where reliability is critical.
Technical 
Specifications
Dimensions
0.173″ thickness 
1.25″ width 8.5″ 
length
Packaging
50  units per 
bBouxlk packaging for efficient inventory management
Part Number
CF-035  Comex standardized SKU for easy 
ordering and tracking
Performance 
Benefits
Structur al Reinforcement
Reinforce s door structure precisely at critical hinge 
mounting points, distributing stress loads and 
preventing metal deformation.
Prevents Failure
Significant ly reduces common hinge failure modes 
and eliminates door sag over time, even with 
thousands of daily cycles.
Long-Term Durability
Ensures  consistent, reliable performance in high-
traffic environments, including manufacturing 
facilities, warehouses, and commercial buildings.
Product Line & Next Steps
Standard Grade Heavy-Duty Grade Electrical Variant
Ideal for typical commercial door Enhanced thickness for high- Specialized designs for doors with 
applications with moderate traffic security and extreme-use electronic access control systems.
patterns environments
Multiple hinge backing plate sizes are available to match your specific door hardware requirements. Our complete 
product line ensures compatibility across all major commercial door manufacturers.
Thank 
you
www.comexcomponents.co
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