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SM Finishes specializes in electroplating for hybrid connectors, delivering precision metal finishing solutions for aerospace, defence, space engineering, automotive and railway industries — including SpaceX and Israel Defence — across India, Japan, Taiwan and South Asia.

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Hybrid Connector Electroplating Services

01

MIL-spec & defence

MIL-spec connector plating supplier for defence and aerospace hybrid connectors — AS9100:2015, gold/nickel, passivation and MIL C 5541 conversion coating. OEM programmes include SpaceX and Israel Defence.

  • AS9100:2015
  • SpaceX
  • Israel Defence
  • Gold / nickel
  • MIL C 5541
Defence / MIL-spec pillar
02

Automotive connectors, India

Electroplating for automotive connectors in India with CQI-11 and PPAP language (Suzuki, Maruti, Kostal, Schneider audits). Gold, tin, nickel and reel-to-reel from Bengaluru. OEM programmes also include SpaceX and Israel Defence.

  • CQI-11
  • PPAP
  • Bengaluru
03

Railway connectors, India

Electroplating for railway connectors in India: wear and corrosion-resistant nickel, tin and gold on hybrid connector hardware, under ISO 9001 / AS9100. Same plant as automotive and defence programmes.

  • ISO 9001
  • AS9100
  • Nickel / tin / gold

Barrel vs rack: barrel for bulk small parts; rack for connector contacts that need held gold thickness; reel-to-reel for strip. Gold plating FAQs · Programme proof.

Quality lab

Connector plating thickness testing

In-house quality lab for connector plating thickness testing: Fischer XRF (gold, nickel, tin, silver), atomic absorption, roughness and solderability — ISO 9001 / AS9100 process control in Bengaluru for India, Japan and Taiwan programmes.

XR
X-RAY Fluoroscope — connector plating thickness testing
Make – Fischer
  • Model: XDV-SDD
  • Collimators: Φ0.3mm, Φ0.1mm, Φ1mm, Φ3mm
  • Measuring heads: RoHS, WEEE & ELV
XRF
XRF Reference Standards
Make – Calmetrics
  • Standard foils: Au, Cd, Ni, Cu, Ag, Sn, Ni‑P
AA
Atomic Absorption Spectrophotometer — bath chemistry control
Make – Thermo Fisher
  • Model: AA301
  • Lamps: Au, Ag, Cr/Co/Cu/Fe/Mn/Ni
Ra
Roughness Tester — plated connector surface finish
Make – Mitutoyo
  • Model: SJ210
  • Range: 300µm (-200µm ~ +160µm)
Opt
Microscope / Magnifier
Make – Universal Instruments
  • Optics: 40X / 10X
pH
Conductivity & pH Meter
Make – Hanna
  • Portable field-ready instrumentation
Sn
Solder Pot
Make – Customised
  • Capacity: 8KG solder
  • Temperature: 245 ±5°C
HT
Heating Oven
Make – Customised
  • Small: 230L | Large: 1150L
  • Temperature: up to 300°C
Services

Explore Our Services

Premium electroplating solutions tailored for performance, reliability, and finish quality.

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Gold Plating

Luxury finish with superior conductivity and resistance

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Silver Plating

High-brightness coating for enhanced conductivity

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Copper Plating

Versatile layer for excellent adhesion performance

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Nickel Plating

Durable coating with high wear and corrosion protection

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Bright Tin Plating

Shiny, smooth finish ideal for solderability and aesthetics

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Electroless Nickel

Uniform, corrosion-resistant layer without electrical current

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Matte Tin Plating

Non-reflective surface for functional and decorative uses

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Passivation

Protective treatment enhancing stainless steel

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Chemical Conversion

Surface treatment improving adhesion and corrosion

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Reel-to-Reel - Spot Gold

Selective gold application for precision components

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