Noble metal coatings

Noble metal coatings for the optic industry

In addition to its electroless nickel coatings, Atela SA can provide you noble metal coatings for the optic industry, the connector industry, the watch industry and the jewelry industry. The table below shows you an overview of the coatings we are providing.



Coating

Color

Properties

Applications

Tank size

Gold 2N Pale yellow 18ct Gold
Corrosion resistance
Decorative
Electrical conductivity
Jewelry
Watches
Writing instruments
Connectors
Ø 350mm
Depth 300mm
Gold 3N
(165HV)
Yellow 23.95ct Gold
Thickness up to 10µm
Decorative
Electrical conductivity
Corrosion resistance
Jewelry
Watches
Writing instruments
Connectors
Ø 350mm
Depth 300mm
Gold 3N hart
(200HV)
Yellow 24ct Gold
For Electroforming
Thickness up to >500µm
High hardness
Watches
Micro-mechanics
Jeweler
Ø 350mm
Depth 300mm
Gold 5N Pink 18ct Gold
Thickness up to 10µm
Decorative
Jewelry
Watches
Writing instruments
Ø 350mm
Depth 300mm
Gold 5N
« scratch resistant »
Pink Hardened with nano-diamond particles Jewelry Watches
Writing instruments
Ø 350mm
Depth 300mm
Rhodium White high gloss Thickness up to 5µm
Decorative
Corrosion resistance
Jewelry
Watches
Writing instruments
Optics
Ø 350mm
Depth 300mm
Palladium/Nickel
80%/20%
White Thickness up to >10µm
Corrosion resistance
Wear resistant
High hardness
Jewelry
Watches
Writing instruments
Ø 350mm
Depth 300mm
Fig. Example of noble metal coatings for the watch industry showing the different colors.

Our different surface treatment processes

DIANIP Friction shims

Diamond friction shims

Noble metal coatings

Noble metal coatings for the optic industry

KANIGEN®

Process for the functional coating of ferrous and non-ferrous materials (Electroless Nickel)

SICANIP

Composite electroless nickel deposit resistant to wear and abrasion

LUBRINIP BN

Composite electroless nickel deposit sliding and self-lubricating

LUBRINIP PTFE

Composite deposit non-stick chemical nickel

DIANIP composite coatings

Diamond nickel layers increasing the frictional resistance

Black Nickel

Machine Vision - Light absorption - Heat transfer - Electrical conduction

BLASTING

F180 corundum