Dongguan Changxinda Precision Technology Co., Ltd.
| Minimum Order | Comply with customer's demand |
| Transport Package | PE Foam+Carton+Wooden Box |
| Delivery Time | 3-7 days. Small batch (10-100 pcs): 7-14 days. Mass production: 14-30 days depending on quantity and complexity. Rush service available for urgent projects. |
| Material Capabilities | Aluminum,Stainless Steel |
| Feature | Economical |
| Packaging Details | Standard export packaging or custom |
| Payment Terms | L/C,D/A,D/P,T/T |
| Precision | According To Drawing |
| Quality Control | 100% inspected |
| Test | Three-dimensional Measuring Instrument |
| Qualitycontrol | ISO 9001 certified, 100% inspection |
| Item | CNC Machining Services |
| Cadfileformatsaccepted | STEP, IGES, STL, DXF, DWG |
| Supply Ability | 10000Pcs/Month |
| Roughness | Ra 0.8-1.6 |
| Samples | Accepted |
| Specifications | In Accordance With Drawings |
| Drawing Format | PDF/DWG/IGS/STP/STEP Etc |
| Custom Service | OEM ODM |
| Model Number | Custom |
| Brand Name | China-CXD |
| Place of Origin | China |
| Certification | ISO9001 |
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Product Specification
| Minimum Order | Comply with customer's demand | Transport Package | PE Foam+Carton+Wooden Box |
| Delivery Time | 3-7 days. Small batch (10-100 pcs): 7-14 days. Mass production: 14-30 days depending on quantity and complexity. Rush service available for urgent projects. | Material Capabilities | Aluminum,Stainless Steel |
| Feature | Economical | Packaging Details | Standard export packaging or custom |
| Payment Terms | L/C,D/A,D/P,T/T | Precision | According To Drawing |
| Quality Control | 100% inspected | Test | Three-dimensional Measuring Instrument |
| Qualitycontrol | ISO 9001 certified, 100% inspection | Item | CNC Machining Services |
| Cadfileformatsaccepted | STEP, IGES, STL, DXF, DWG | Supply Ability | 10000Pcs/Month |
| Roughness | Ra 0.8-1.6 | Samples | Accepted |
| Specifications | In Accordance With Drawings | Drawing Format | PDF/DWG/IGS/STP/STEP Etc |
| Custom Service | OEM ODM | Model Number | Custom |
| Brand Name | China-CXD | Place of Origin | China |
| Certification | ISO9001 |
Dongguan Changxinda Precision Technology Co., Ltd. is a leading CNC machining expert specializing in high-precision sealed enclosures, custom aluminum protective housings, and precision instrument chambers for vacuum equipment, optical instruments, and detection device applications. With 18+ years of CNC machining experience and advanced CNC milling centers, the company has established itself as the trusted partner for sealed equipment manufacturers, vacuum system developers, and precision instrument builders worldwide. This custom aluminum sealed enclosure housing exemplifies the integrated precision sealing groove production, mirror finish surface quality, and tight flatness control that defines Changxinda's expertise in serving the high-end non-standard precision components industry.
The custom aluminum sealed enclosure housing is a precision protective chamber component designed for sealed equipment, vacuum systems, optical instruments, and precision detection device housings. This enclosure integrates a precision ring-shaped stepped sealing groove at the opening for O-ring or metal sealing ring installation, parallel grooves and deep cavity structures on the internal bottom surface for internal component mounting, deep holes and multiple locating holes on the side walls, and counterbore holes and threaded holes at the corners for cover plate fixation and flush surface installation - all produced in a single one-piece CNC milling operation from a solid aluminum billet. The one-piece construction eliminates assembly leak risks, sealing failure points, and alignment problems that would compromise the sealing integrity and pressure holding capability of sealed systems.
Manufactured from premium aluminum alloy using advanced one-piece CNC milling technology, this sealed enclosure housing delivers the dimensional stability, surface finish quality, and sealing groove precision essential for sealed equipment applications. The aluminum construction provides excellent dimensional stability for reliable sealing engagement, lightweight construction for portable sealed equipment, good thermal conductivity for heat dissipation, and outstanding machinability for the complex multi-feature integration required. The single-piece monolithic construction ensures maximum sealing integrity and eliminates potential leak paths between assembled components. The high-reflectivity mirror finish on the outer wall is the natural bare aluminum state before anodizing, demonstrating the precision surface quality achievable with our CNC machining capability.
The precision ring-shaped stepped sealing groove at the enclosure opening is designed for installation of O-ring seals or metal sealing rings to achieve reliable sealing engagement with mating cover plates or equipment interfaces. The sealing groove is precision-machined with accurate width, depth, and concentricity for proper sealing ring compression and reliable sealing performance. The stepped configuration provides proper sealing ring positioning and prevents ring displacement during assembly or operation. The precision groove geometry ensures consistent sealing pressure around the entire enclosure opening, eliminating potential leak paths and ensuring reliable pressure containment throughout the equipment service life.
The parallel grooves and deep cavity structures on the internal bottom surface provide mounting interfaces and positioning features for internal components, sub-assemblies, and functional modules. The parallel grooves enable slide-fit or locating engagement with internal mounting plates or component bases. The deep cavity structures accommodate larger internal components and provide space for functional module integration. The internal features are precision-machined with accurate dimensions and tight flatness for reliable component mounting and proper equipment operation.
The deep holes and multiple locating holes on the side walls provide versatile mounting and connection interfaces for equipment integration. The deep holes accommodate long fasteners or threaded inserts for attachment to mating structures. The multiple locating holes provide precise positioning engagement with mating components or cover plates, ensuring accurate alignment and reliable assembly. The side hole positions are precisely controlled relative to the sealing groove and internal features for accurate equipment integration.
The counterbore holes and threaded holes at the corners provide reliable cover plate fixation with flush surface installation. The corner counterbore holes accommodate flat-head screws that sit flush with or below the enclosure surface for clean appearance and prevention of fastener interference. The threaded holes provide reliable thread engagement for repeated cover plate removal and installation during equipment servicing. The corner positions are precisely located to ensure proper cover plate compression on the sealing ring without distortion or uneven pressure distribution. The strict geometric tolerance control of sealing groove dimensions, counterbore depths, threaded hole positions, and overall enclosure flatness ensures reliable sealing performance and proper equipment integration. The high dimensional consistency achieved in batch production ensures interchangeability and reliable sealing performance across all units. The standard finish is bare aluminum mirror finish; optional surface treatments include clear anodizing for corrosion protection, black anodizing for enhanced heat dissipation, or hard anodizing for enhanced wear resistance. As a source CNC machining factory, Changxinda provides custom aluminum enclosure housings and non-standard sealed chamber components with full-service support from design optimization to mass production. With ISO 9001:2015 certification, 30+ skilled technicians, and advanced quality control including ZEISS CMM inspection and surface profilometry, we deliver the precision, reliability, and technical expertise required for high-quality sealed enclosures. Whether you need prototype development for new sealed equipment designs or batch production with stable delivery for established product lines, our CNC machining expert team provides fast delivery, responsive communication, and manufacturing excellence that has resulted in many successful cooperation cases with satisfied sealed equipment customers worldwide.
Q1: What is a custom aluminum sealed enclosure housing and what does it do?
A: A custom aluminum sealed enclosure housing is a precision protective chamber component designed for sealed equipment, vacuum systems, optical instruments, and precision detection device housings. This enclosure integrates a precision ring-shaped stepped sealing groove at the opening for O-ring or metal sealing ring installation, parallel grooves and deep cavity structures on the internal bottom surface for internal component mounting, deep holes and multiple locating holes on the side walls, and counterbore holes and threaded holes at the corners for cover plate fixation and flush surface installation.
Q2: Why is the precision sealing groove important?
A: The precision ring-shaped stepped sealing groove at the enclosure opening is designed for installation of O-ring seals or metal sealing rings to achieve reliable sealing engagement with mating cover plates or equipment interfaces. The sealing groove is precision-machined with accurate width, depth, and concentricity for proper sealing ring compression and reliable sealing performance. The precision groove geometry ensures consistent sealing pressure around the entire enclosure opening, eliminating potential leak paths.
Q3: What are the internal parallel grooves and deep cavities used for?
A: The parallel grooves and deep cavity structures on the internal bottom surface provide mounting interfaces and positioning features for internal components, sub-assemblies, and functional modules. The parallel grooves enable slide-fit or locating engagement with internal mounting plates or component bases. The deep cavity structures accommodate larger internal components and provide space for functional module integration. The internal features are precision-machined with accurate dimensions and tight flatness for reliable component mounting.
Q4: How do the corner counterbore and threaded holes work?
A: The counterbore holes and threaded holes at the corners provide reliable cover plate fixation with flush surface installation. The corner counterbore holes accommodate flat-head screws that sit flush with or below the enclosure surface for clean appearance and prevention of fastener interference. The threaded holes provide reliable thread engagement for repeated cover plate removal and installation during equipment servicing. The corner positions are precisely located to ensure proper cover plate compression on the sealing ring.
Q5: What role do the side wall deep holes and locating holes play?
A: The deep holes and multiple locating holes on the side walls provide versatile mounting and connection interfaces for equipment integration. The deep holes accommodate long fasteners or threaded inserts for attachment to mating structures. The multiple locating holes provide precise positioning engagement with mating components or cover plates, ensuring accurate alignment and reliable assembly. The side hole positions are precisely controlled relative to the sealing groove and internal features.
Q6: What tolerances can you achieve on sealed enclosure housings?
A: We achieve +/-0.01mm on critical dimensions including sealing groove width and depth, counterbore hole diameters and depths, threaded hole positions, internal cavity dimensions, side hole positions, and overall enclosure envelope dimensions. Geometric tolerances such as concentricity of sealing groove, flatness of sealing surfaces, perpendicularity of counterbore holes, parallelism between functional features, and roundness of cylindrical features are controlled to specifications essential for reliable sealing performance.
Q7: Can you produce custom sealed enclosure housing designs?
A: Yes, we specialize in custom sealed enclosure housing manufacturing for vacuum, sealed, optical, and detection equipment applications. Our engineering team works from your 2D drawings, 3D CAD files (STEP, IGES, SolidWorks, CATIA), or physical samples to develop enclosures with custom sealing groove configurations, internal cavity designs, hole patterns, and cover plate mounting arrangements. We provide DFM feedback to optimize your design for one-piece manufacturing, sealing integrity, and assembly efficiency.
Q8: What is the typical production time for sealed enclosure housings?
A: Prototype quantities typically 3-5 weeks depending on complexity. Small batches (50-300 units) 4-6 weeks. High-volume production for established product lines typically 5-8 weeks. Our one-piece CNC milling capability enables efficient production of complex sealed enclosure housings while maintaining the precision quality required for sealed equipment applications.
Q9: What surface treatments are available for aluminum sealed enclosures?
A: Standard finish is high-reflectivity bare aluminum mirror finish from precision CNC milling operations. Optional clear anodizing provides corrosion protection while maintaining the silver appearance. Black anodizing enhances heat dissipation through increased surface emissivity, ideal for thermal management applications. Hard anodizing provides enhanced wear resistance for high-wear applications. We can also provide specialized coatings for specific thermal, chemical resistance, or aesthetic requirements.
Q10: Do you work with customer specifications and confidentiality?
A: Yes, we manufacture to your specifications from 2D drawings, 3D CAD files (STEP, IGES, SolidWorks, CATIA, Pro-E, UG, Mastercam), physical samples, or design concepts. We maintain strict confidentiality under signed NDAs and provide detailed manufacturing documentation including material certificates, dimensional inspection reports, and surface finish verification. Our engineering team can also assist with design optimization, material selection, sealing groove review, and cost efficiency for your specific sealed equipment, vacuum system, or precision detection device application.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2008
Total Annual:
10000000-20000000
Employee Number:
90~102
Ecer Certification：
Verified Supplier
Dongguan Changxinda Precision Technology Co., Ltd. is a professional CNC precision parts manufacturer established in Dongguan, China since 2008. With 17+ years of experience and a skilled team of 30+ workers, we specialize in custom CNC precision parts, jigs, fixtures, hardware, molds, and metal pro... Dongguan Changxinda Precision Technology Co., Ltd. is a professional CNC precision parts manufacturer established in Dongguan, China since 2008. With 17+ years of experience and a skilled team of 30+ workers, we specialize in custom CNC precision parts, jigs, fixtures, hardware, molds, and metal pro...
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