Sheet Metal Bending: Delve into the precision dynamics of expertly bending sheet metal to create reliable and durable junction boxes.
The Junction Box: A vital enclosure engineered to meticulously protect electrical connectionsunction: Secure your wires and terminals with our robust junction boxes. Box: Crafted with precision to withstand the elements.ox is an enclosure used to protect electrical connections: The perfect safeguard for delicate electrical connections.,wiring: Ensures the longevity of wiring by shielding it from potential threats.,and terminals from external elements like dust: Designed to resist dust infiltration,,moisture: Protects against moisture intrusion,,and mechanical damage: Guards against mechanical wear and tear,.These boxes are commonly made from sheet metal and can be fabricated using laser cutting: Our junction boxes are skillfully crafted from high-quality sheet metal, employing state-of-the-art laser cutting techniques,stamping: Precision stamping,,and bending: and meticulous bending processes for superior performance.
Sheet Metal Bending Process: Revolutionizing the art of metal bending to achieve perfect shapes and structures.
A force is applied to a metal sheet to deform it into the desired shape: This intricate process involves carefully applying force to shape metal with precision.
This is typically done using a press brake machine: Typically executed with advanced press brake machines,which uses a punch and die to form precise bends: Utilizing punches and dies to ensure precise and consistent bending.
Bending can be performed on stainless steel: The bending process is versatile, accommodating materials such as stainless steel,aluminum: aluminum,galvanized steel: galvanized steel,and other alloys: and a myriad of other high-grade alloys.
Material Selection: Choose from an array of superior materials tailored to your needs.
Mild Steel (MS): Explore the robust and cost-efficient qualities of Mild Steel.:Strong and cost-effective: Exceptionally strong yet economically advantageous,needs surface treatment for rust protection: Requires surface treatment to ward off rust.
Stainless Steel (SS304/SS316): Discover the unparalleled corrosion resistance of Stainless Steel.:Corrosion-resistant: Unyielding in the face of corrosion,ideal for outdoor and industrial use: Perfectly suited for outdoor and rigorous industrial applications.
Aluminum: Lightweight yet strong, ideal for a myriad of uses.:Lightweight and corrosion-resistant: Effortlessly combines lightness with resilience against corrosion,used in electrical and aerospace applications: Widely used in electrical and cutting-edge aerospace industries.
Galvanized Steel: Prepped to perform even in moisture-rich environments.:Pre-coated for rust resistance: Comes with a pre-coat that guarantees rust resistance,suitable for high-moisture environments: Ideal for environments with high moisture levels.
Standard Sizes: A range of standard sizes to cater to diverse needs.
Typically ranges from 100x100x50 mm to 400x400x200 mm: Available in sizes from 100x100x50 mm to 400x400x200 mm,but can be custom-sized: Custom sizing options available to fit unique requirements.
Includes mounting flanges or brackets for installation: Easy installation with integrated mounting flanges or brackets.
Features & Components: Packed with innovative features for optimal performance.
Pre-cut Knockouts for cable entry (round: Equipped with pre-cut knockouts for seamless cable entry,square: be it round, square,or conduit-friendly): or conduit-friendly.
Lid with Hinges or Screw Fasteners for easy maintenance: Designed with a lid featuring hinges or screw fasteners for straightforward maintenance.
Gasket Sealing (IP65/IP66 Rated) for waterproof and dustproof protection: Boasts IP65/IP66 rated gasket sealing for exceptional waterproof and dustproof protection.
Earth/Grounding Terminals to prevent electrical hazards: Built-in earth/grounding terminals to mitigate electrical hazards effectively.

Parameter |
Specification |
Material |
Stainless Steel (SS304/SS316) / Galvanized Steel / Aluminum |
Finish |
Powder Coated / Brushed / Electro-galvanized |
Ingress Protection (IP Rating) |
IP65 / IP66 (Waterproof) / IP54 (General use) |
Mounting |
Wall-Mounted / Floor-Mounted |
Cover Type |
Hinged / Screw-On |
Door Locking |
Quarter Turn Lock / Screw Cover / Key Lock |
Gasket Type |
Neoprene / Silicone (for waterproof sealing) |
Cable Entry |
Pre-punched Knockouts / Custom Drilled Holes |
Certifications |
UL, CE, RoHS, ISO 9001 |
Standard Dimensions |
(For reference; actual sizes can be customized.) |
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Model No. |
Width (mm) |
Height (mm) |
Depth (mm) |
Material Thickness(mm) |
JB-200x200x100 |
200 |
200 |
100 |
1.5mm |
JB-300x300x150 |
300 |
300 |
150 |
1.5mm / 2mm |
JB-400x400x200 |
400 |
400 |
200 |
2mm |
JB-500x500x250 |
500 |
500 |
250 |
2mm / 2.5mm |
JB-600x600x300 |
600 |
600 |
300 |
2.5mm |
Electrical & Environmental Ratings: Our junction boxes are built to excel under stringent conditions, providing robust protection and superior electrical performance, tailored for high-stakes environments.
Operating Temperature: Masterfully engineered to withstand extreme temperatures. -40°C to +80°C: Our junction boxes are designed to operate flawlessly in wide-ranging temperatures from the frigid cold of -40°C to a scorching +80°C, ensuring unwavering performance in all conditions.
Dielectric Strength: Unmatched insulation capabilities. 1000V AC for 1 minute: Our junction boxes boast a dielectric strength of 1000V AC, meticulously tested for one minute to guarantee absolute safety and reliability under high voltage conditions.
Grounding Option: Seamless integration for enhanced safety. Integrated grounding stud: Equipped with an expertly designed, integrated grounding stud, ensuring secure and easy-to-use grounding options for unparalleled safety and compliance.
Corrosion Resistance: Built for longevity. Salt spray tested for marine environments: Engineered to resist the harshest of elements, our junction boxes are salt spray tested, ensuring they stand resilient in marine environments, protecting your investment against corrosive damage.
Load Capacity: Robust and reliable. Up to 50kg (varies by size and material): Designed to handle substantial loads, these junction boxes support up to 50kg, with capacity varying by size and material, offering flexibility and strength for various applications.
Applications of Sheet Metal Junction Boxes: Versatile solutions for diverse needs.
Electrical Wiring Enclosures (Residential & Industrial): Ideal for safeguarding electrical wiring in both residential and industrial settings, these enclosures provide robust protection and organizational excellence.
Control Panels & Automation Boxes: Our junction boxes serve as the backbone for control panels and automation systems, ensuring seamless integration and efficient performance.
Outdoor & Marine Equipment Protection: Specifically designed to defend outdoor and marine equipment from environmental stressors, guaranteeing long-lasting reliability and safety.
Data & Communication Networks: Providing a secure and organized enclosure for data and communication networks, these junction boxes support uninterrupted connectivity and effective management of complex systems.

Fabrication Process
Step 1: Laser Cutting (Sheet Metal Cutting)
Utilizes advanced fiber or CO2 laser technology to precisely shape the metal sheet into a meticulously designed flat layout.
Cuts include:
Outer Profile:Defines the unique and precise shape of the junction box.
Cable Knockouts & Vent Holes:Pre-cut configurations for effortless and efficient wiring access.
Mounting Holes:Expertly designed for secure wall or pole installation.
Advantages: Exceptional precision,immaculate clean edges,and reduced material wastage, maximizing efficiency.
Step 2: Stamping & Punching (Creating Knockouts & Embossing)
Employs specialized stamping dies or CNC punching machinery to:
Craft knockout holes ideal for conduit or cable glands.
Embed embossed labels or markings for essential symbols such as grounding symbols,and electrical ratings, ensuring clarity and compliance.
Enhance panel strength with strategically placed reinforcement ribs.
Advantages: Streamlines processing time and ensures consistent hole precision.
Step 3: Bending & Forming (Shaping the Box)
A high-precision press brake machine expertly transforms the metal sheet into a robust 3D box structure.
Common bends include:
Perfectly executed 90° bends to form the sides.
Tabs & Slots designed for precise alignment and efficient assembly.
Hinges & Brackets crafted for securely fastening the cover.
Considerations:
Bend radius meticulously matched to material thickness to prevent cracks.
Thoughtful order of bending to assure a seamless assembly free from interference.
Step 4: Assembly & Fastening
Welding (Spot or TIG Welding):Skillfully fuses corners to achieve a flawless, seamless finish.
Rivets or Screws:Utilized for applications requiring a detachable cover, offering flexibility.
Gaskets & Seals:Deliver superior IP-rated waterproof protection, ensuring durability.
Optional Add-ons:
Sophisticated cable clamps,reliable grounding terminals,versatile interior mounting plates, enhancing customization.
Step 5: Surface Finishing (Protection & Aesthetics)
Powder Coating:Provides outstanding rust resistance,and is available in a variety of attractive colors to suit any design.
Galvanizing:Applies a zinc coating for superior corrosion protection.
Anodizing (for Aluminum):This product significantly enhances both the durability and aesthetic appeal, ensuring longevity and a sleek finish for a superior user experience.
Featuring electroplating specifically for stainless steel, this process adds a layer of resilience and luster, perfect for demanding environments.:Designed to improve electrical conductivity, this product ensures optimal performance by facilitating efficient current flow.

Precision Engineering: Dedication to manufacturing precision-engineered components that not only meet but often surpass customer expectations, ensuring superior quality.
Innovative Solutions: Harnessing the power of cutting-edge technology to consistently refine our processes and elevate our product offerings.
Unwavering Integrity: Adhering strictly to ethical standards, we cultivate trust and forge enduring partnerships with our esteemed clients.
Bespoke Manufacturing: Providing custom-tailored solutions crafted to address unique specifications and meet diverse application needs.
Advanced Prototyping: Our rapid prototyping capabilities accelerate product development cycles and ensure seamless testing.
Premium Surface Finishing: Offering an extensive range of surface treatments such as polishing, anodizing, and plating to enhance both the aesthetic appeal and functional performance of our products.



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