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5G & High-Frequency RF Telecom

Communications Industry Manufacturing Solutions

High-precision RF cavity filters, microwave waveguides, 5G active antenna unit (AAU) heat sinks, and outdoor telecommunications enclosures.

Sango provides specialized on-demand manufacturing for the global telecommunications and satellite communications sector. We combine sub-micron 5-axis CNC cavity milling, die cast thermal management, and precision silver/gold electroplating to deliver low-PIM (Passive Intermodulation) RF performance.

Quality Metrology
Stringent Quality Control Full CoC & Material Certs 100% Dimensional Inspection
Communications Industry Manufacturing Solutions
Industry Compliance Certified
Traceable manufacturing records, CMM measurement reports, and material test certificates included with every production batch.
RF Cavity Precision
±0.005 mm
Low insertion loss & sharp cavity tuning
PIM Level
<-160 dBc
Non-magnetic silver plating and pristine surfaces
Weatherproofing
IP67 / NEMA 4X
Continuous silicone & polyurethane gaskets
Thermal Capacity
Up to 500W
High-density micro-pin heatsinks
Strict Compliance

Quality Standards & Certifications

RoHS / REACH

Hazardous Substance Free

100% compliant materials, plating, and passivation for European & global deployment.

IP67 Ingress

Weatherproof Sealing

Dust-tight and immersion-proof testing for outdoor cell tower and pole-mounted equipment.

MIL-DTL-5541

Chromate Conversion

Chemical conversion coating providing high electrical conductivity and corrosion protection.

Production Scope

Key Components & Manufacturing Solutions

From precision rapid prototypes to high-volume qualified assemblies.

5G Massive MIMO Antenna Heatsinks

5G Massive MIMO Antenna Heatsinks

Large die-cast and high-speed CNC milled aluminum heat sinks with dense fin arrays for high-power active antenna units.

Processes:
High Pressure Die CastingCNC MillingE-Coating
Materials:
ADC12 Aluminum6063-T66061-T6
Microwave & Millimeter-Wave Waveguides

Microwave & Millimeter-Wave Waveguides

Ultra-precise brass and aluminum waveguide tubes, directional couplers, and diplexers operating up to 110 GHz.

Processes:
Swiss TurningWire EDMSilver Plating
Materials:
OFE Copper C101C360 BrassAluminum 6061
Cell Tower Outdoor Junction Enclosures

Cell Tower Outdoor Junction Enclosures

Rugged formed sheet metal and extruded enclosures with integrated cable glands, EMI shielding, and sunshields.

Processes:
Laser CuttingCNC BendingRobotic Gasket Dispensing
Materials:
5052-H32 AluminumStainless 304Galvanized Steel
Material Science

Recommended Industry Materials

01

Oxygen-Free Copper C10100

Maximum electrical conductivity (101% IACS) for low-loss RF waveguide flanges and coaxial resonators.

02

Aluminum 6061-T6 / 6063-T6

Lightweight thermal dissipation, high structural rigidity for tower-mounted radome hardware.

03

PTFE / Teflon & Rogers RF Substrates

Extremely low dielectric constant (Dk 2.1) and low loss tangent for high-frequency antenna spacers.

04

Free-Cutting Brass C36000

Precision threaded SMA, N-type, and 4.3-10 coaxial connector bodies with gold plating.

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