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Custom Assembly Services
Assembly
Bringing your manufactured parts together! Our custom assembly services cover PEM fastener insertion, riveting, adhesive bonding, and wire harness integration, saving time and meeting exact project specifications.
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Precision Mechanical
Assembly with Sango
At Sango, we bring machined, sheet metal, and molded components together into finished assemblies. Our technicians install PEM self-clinching nuts, studs, and standoffs with Haeger insertion presses, drive blind and solid rivets, and apply structural and gasketing adhesives to bond dissimilar materials without adding weight or heat distortion.Beyond mechanical fastening, we route and terminate wire harnesses, integrate sub-assemblies, and kit hardware for final product builds. Every assembly step is documented against the customer's bill of materials, and every fastener torque and adhesive cure cycle is logged for traceability.Sango's commitment to precision and quality is backed by 100% functional testing before shipment and our ISO 9001:2015-certified quality system. This combination makes us a reliable partner for turnkey assemblies that meet the rigorous demands of any industry.
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Industry-leading capabilities and stringent quality checks guarantee precision assembly. PEM inserts, torque-controlled fasteners, and dimensional checks keep every component aligned within spec.Precision Assembly/01
Benefit from Sango's skilled technicians, who combine rigorous training, vast experience, and the latest fastening and bonding methods for unparalleled assembly quality.Experienced Technicians/03
With optimized workflows and dedicated assembly zones, We promise fast turnarounds, ensuring your products are delivered on schedule without compromising quality.Fast Lead Time/02
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Design OverviewFirst, we take a close look at your design. This helps us spot any potential issues early on and ensures we have a clear plan before moving to the next stage, making the parts manufacturing and assembly smoother and more efficient.
Part PreparationBefore coming together, every part is cleaned and inspected. By removing rough spots and verifying fit, we set the groundwork for a seamless assembly.
AssemblyOur skilled team assembles each component with precision. Using the best tools and part assembly process, we ensure all metal and plastic parts align correctly and function as intended.
Packaging & DeliveryOnce complete, we pack your product with care, prioritizing its safety. We aim for prompt deliveries, getting your assembled item to you on schedule and in pristine condition.
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10–14 daysTypical turnaround from approved design to delivery:
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Sango’s Automation
Assembly Processes
From CAD review to final functional test, each assembly stage is
tracked and signed off before moving to the next.
Link → rapiddirect machined cnc part
Manual AssemblyOur skilled hands piece together components accurately. Ideal for projects needing a personal touch or detailed craftsmanship.
Link → rapiddirect machined cnc part
Molding AssemblyWe use molding techniques to integrate parts, either by adding an outer layer (overmolding) or embedding components (insert molding) for robust integration.
Link → rapiddirect machined cnc part
PEM Fastener InsertionAutomated Haeger presses install self-clinching nuts, studs, and standoffs with consistent pull-out strength.
Link → rapiddirect machined cnc part
Riveting & Adhesive BondingBlind and solid rivets plus structural adhesives join panels and housings without heat distortion.
Assembly Methods
for Parts
From hand-fit sub-assemblies to fastener-driven production runs, we match the method to the part's tolerance and volume requirements.
We Meet Different Assembly NeedsWe address a wide range of part assembly needs. Whether it’s steel structures, metal parts, or specialized equipment, we have the expertise to bring your project to life with accuracy and care.
Proprietary equipment assemblyElectrical assembliesTooling & fixture assembly
Structural steel assemblyMetal parts assemblyPlastic products assembly
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Automotive
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Aerospace
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Medical
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Consumer Products
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Robotics
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Automation
Specialist Industries

We install threaded inserts, self-clinching fasteners, heat-stake bosses, screws, rivets, pressed pins, and captive hardware, along with adhesive bonding and ultrasonic welding for plastic-to-plastic joints. Torque specs are followed per your drawing, and torque-critical fasteners are logged with the applied value for traceability.

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