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Product Description
| thing | describe |
| Design/Size | According to customer's drawings or samples |
| Material |
Aluminum: 6061, 6063, 6082, 7075, 5052, A380, etc. Stainless steel: SS201, SS301, SS303, SS304, (SS304 food grade), SS316, SS316L, SUS430, SS416 Steel: low carbon steel, carbon steel, 4140, 4340, Q235, Q345B, 20#, 45#, etc. Alloy steel (15Cr, 20Cr, 42CrMo), etc. Brass: HPb63, HPb62, HPb61, HPb59, H59, H68, H80, H90, etc. Copper, bronze, copper, etc. Titanium: TC4 (TiAl6v4, Grade f5) Plastic: ABS, PC, PE, POM, Delrin, Nylon, Plastic, PP, PEI, Peek, etc. |
| process | CNC machining, turning, milling, stamping, turning, cutting, etc. |
| Delivery time | Samples usually take 3-7 working days, and mass production will be carried out according to the detailed quantity after sample approval. |
| Surface treatment | Transparent anodizing, color anodizing, chemical coating, brushing, passivation, polishing, chrome plating, sandblasting, laser engraving, zinc plating, black oxide, nickel plating, chrome plating, carburizing, heat treatment, painting |
| Test equipment | Coordinate measuring machine (CMM), 2D measuring instrument, projector, altimeter, micrometer, thread gauge, hardness tester, caliper, pin gauge, salt spray tester, concentricity measuring instrument, spectrometer. |
| Quality Management System |
ISO 9001:2015 ISO 13485:2016 |
| application | Auto parts, machinery parts, computer parts, medical parts, home appliance parts, electrical parts, electronic product parts, electronic parts, generator parts, alternator parts, generator parts, stationery, power switches, micro switches, construction, merchandise and A/V equipment. |
| File Format | Solidworks, Pro/Engineer, CAD, PDF, JPG, DXF, IGS |
| Package | Inner plastic bag, outer standard carton, or as per customer's requirements |
| Shipping | Sea freight, air freight, international express (DHL, FedEx, TNT, UPS). |
| Serve | The professional foreign trade team provides enthusiastic and fast response services. Dimensional inspection report/Raw material certificate/Surface treatment report/Engineering drawing RoHS report/Salt spray test report/Hardness test report |
1. Product Overview & Value Proposition
The Model 601A122627 Aluminum Light Housing is a high-performance, heavy-duty lighting enclosure engineered for demanding commercial, outdoor, and high-bay industrial LED lighting systems. Manufactured through high-pressure aluminum die-casting and precision CNC machining, this housing functions as both a rugged protective enclosure and an efficient thermal management engine.
Featuring dense longitudinal cooling fins on the exterior and a intricate pattern of internal mounting points, the housing maximizes surface area for rapid heat dissipation. This thermal control directly prevents LED lumen depreciation and extends driver longevity. Designed for seamless structural integration, it features precision-milled sealing surfaces and multi-spec threaded ports (including M20x1.5, M16x1.0, M6, and M4), offering high operational durability and a reduced total cost of ownership for lighting Original Equipment Manufacturers (OEMs).
2. Manufacturing Process & Quality Control
Our manufacturing workflow combines high-pressure die casting with multi-axis CNC post-processing and multi-tier quality control (QC):
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High-Pressure Die Casting (HPDC): High-grade aluminum alloy is injected under high pressure to cast the main cavity structure, thin-wall heat dissipation fins, and outer mounting bosses in a single high-efficiency cycle.
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Precision CNC Machining: Critical sealing faces, perimeter gasket tracks, and threaded mounting holes are precision-milled and tapped to maintain exact dimensional tolerances.
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Surface Finishing & Protection: Shot blasting removes surface burrs, followed by a corrosion-resistant electrocoating or powder coating treatment that withstands severe weather and thermal cycling.
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Rigorous Quality Assurance (QA) System:
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First Article Inspection (FAI): Complete 3D Coordinate Measuring Machine (CMM) dimensional verification covering over 100 features.
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In-Process Quality Control (IPQC): Periodic sampling conducted every 2 hours (at least 1 piece per machine) to measure critical dimensions such as the 52 micro-hole depths (2.75±0.05mm, 2.30±0.05mm), overall dimensions (656×245mm class), and wall thickness (4.6mm nominal).
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Thread & Sealing Verification: 100% thread gauge go/no-go checks for internal threads and height-gauge checks for cavity base-to-fin root thickness.
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3. Manufacturing Challenges & Custom Solutions
| Engineering Challenge | Industrial Risks | Company's Technical Solution |
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High-Density Micro-Hole Machining Machining 104 micro blind holes (2.75mm 2.30mm depth) on the interior floor. |
Tool breakage, improper hole depth, or accidental perforation through the aluminum wall. | Implemented custom carbide drills with internal coolant channels on high-speed CNC spindles. Programmed peck-drilling toolpaths combined with 100% pin-gauge depth verification to ensure zero wall penetration (C0.1 chamfer integrity). |
| Cooling Fin Distortion & Wall Thickness Uniformity | Thermal warpage across long thin fins and non-uniform wall thickness (≥0.5mm variance). | Utilized mold-flow simulation software to optimize die-casting runner systems. Applied multi-point pneumatic clamping fixtures during CNC milling to minimize clamping stress and maintain uniform 4.6mm wall thickness. |
| Flatness Tolerance & Thread Sealing | Micro-gaps along the main sealing flange causing moisture ingress in outdoor settings. | Adopted PCD diamond face cutters in a two-stage milling process (rough and fine) to achieve a flatness within 0.15mm and surface roughness of Rz 8.0. Rigid tapping ensures thread accuracy for IP66/IP67 waterproof assembly. |
4. FAQs
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Q1: What aluminum alloy grade is used for this light housing, and what are its thermal properties?
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A: We typically use ADC12 or A380 die-casting aluminum alloys. These materials offer an excellent balance of high fluidity (for thin cooling fins), high mechanical strength, and superior thermal conductivity (≈96–100W/m·K), allowing rapid transfer of heat away from LED arrays.
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Q2: How does this housing achieve IP-rated outdoor weatherproofing?
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A: The perimeter sealing rim is CNC-milled to strict flatness (≤0.15mm) and controlled surface roughness (Rz 8.0). When fitted with a matching silicone gasket and secured via standard threaded fasteners, it creates a tight seal against rain, dust, and humidity (IP66/IP67 compliant).
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Q3: Can the hole matrix or mounting thread dimensions be customized for our LED PCB boards?
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A: Yes. As a full-service OEM/ODM manufacturer, we can modify die-casting tooling or adjust our CNC programs to alter hole patterns, thread sizes (M4, M6, M16, M20), and surface coating colors according to your technical drawings.
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