Table for selection of copper or plated conductors

Description

Bare Copper

Tinned Copper

Silver Plated Copper

Nickel Plated Copper

NPC 27%

Resistivity

Fair

Moderate

Lowest

> ABC

<TPC

Highest

Conductivity

Fair

Moderate

Highest

< ABC

>TPC

Lowest

Max. service Temperature (°C)

 

150 °C

250 °C

450°C

600°C

Crimp contact resistance

Lower

Good but can deteriorate over time

Excellent

 Good but can deteriorate over time

Lowest

Solderability

Lower

Good but can deteriorate over time

Excellent

 

Requires active flux

Lowest

Mechanical strength

Fair

Moderate

Lowest

>ABC/TPC/SPC

Highest

Corrosion resistance

Fair

Moderate

Lowest

>ABC/TPC/SPC

Highest

Generally used for

Power & Control Cables

Instrumentation & telecommunication cables

HF signal transmission cable

Heat resistance  & high temperature cables

Heater Cables & high temperature cables