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Welded products form wire and profiled tapes

Large range of electrical contacts for low voltage switchgear and controlgear generally less than 25 A.

Application

Industrial controls

  • Relays
  • Contactors
  • Switches

Transport automotive industry , railways

  • Switches
  • Relays

Desktop machines, domestic appliances, HI-FI

  • Switches
  • Thermostats

Contact shape

Large variety of shapes: round, rectangular flat or radiussed; supplied radiussed, supplied welded on supports either pressed or machined.

Moving bridge

Stamped support

Machined support

Turned parts

Example

Production methods

Metalor Technologies offers great flexibility in production methods. This large variety of processes enables us not only to meet the requirements for large and small quantities, but also to assemble all kinds of contacts on various supports with maximum bon quality.

Welding type

Max. Contact surface

Welded surface

Shape

Material

Wire

Profile

AgNi

AgCu

AgMOx/Ag
*(2)

Vertical

Single

10 mm2

25 to 40 %
*(1)

X

X

X

Vertical

Double

16 mm2

80 to 95 %

X

X

X

Horizontal

Single

10 mm2

40 to 60 %
*(1)

X

X

X

X

Horizontal

Double

12 mm2

70 to 90 %

X

X

X

*(1) : the welded surface depends on the contact volume as well as on the wire diameter being used.
*(2) : AgMOx : all materials AgCdO, AgSnO2, AgZnO

Vertical welding

Horizontal welding

Simple welding

Double welding

Wire

Profile

Production

 
 
 
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