Services

Carroll Plating has specialised in electroplating and metal polishing for over 50 years.

Listed below is the range of materials we work with. Please select a material to view more information.

Chrome - Decorative

Commonly called chrome or bright chrome, this finish is used widely throughout the world. The finish is a coating of miniscule plating thickness over the base substrate of copper and nickel (also referred commercially in the United States as Triple Chrome).

A bright lustre with a blueish hue, this finish is applied to many and varied products. Some examples are parts on vintage and veteran cars, motorcycles, bumper bars, grilles, wheel rims, bathroom fittings and everday utensils.

The wonders of this endearing finish frequent our everday life. The range of articles that can be plated is endless.

Chrome - Hard Chrome Finish

This is a finish that is applied as a heavy coating over many hours at a controlled amperage with 30 thou up to 60 thou in one bath operation. It is widely used for wear resistance or where build up of the surface area is required.

Some examples of its use are in hydraulic rams, shafts, cutter blades, print rollers, piston rings, cylinder bores, fabric guides and chain gears.

Most items are machined before plating and reground to the measurement thickness required after the plating tolerance has been achieved.

It is metallic and dull in appearance but, if required, can be buffed by a skilled metal polisher to a reasonable lustre finish depending on the item. However this is not commonly done.

Black Oxide

Black Oxide is a carefully formulated blend of alkaline salts and accelerators. When properly applied it provides a decorative oxide finish on miscellaneous iron and steel parts.

The black, inorganic oxide finish is obtained by immersing the parts in a chemical bath, followed by a coating of rust preventitive for additional protection. Resistance to corrosion is largely determined by the supplementary coating applied.

The black finish has a dull to lustrous sheen depending on the original surface finish of the base metal.

The product is recommended where an inexpensive black finish is required on carbon steel and moderately alloyed steel parts.

The black finish reduces light reflection but does materially alter surface smoothness, scratches, tool marks and so on. These should be removed before blackening.

The finish should not be considered for cast or malleable iron parts as these metals do not blacken satisfactorily in the bath.

It is especially suitable for parts to be used indoors where close dimensional tolerances must be maintained. It is not suitable for protection against humid or corrosive atmospheres. The finish is hard and abrasion resitant and produces no significant dimensional change.

Bright Nickel Finish

The history of nickel goes back 150 years and is the base substrate for most decorative finishes we have today. A yellowish silver hue is distinguishable from chromium.

Bright Nickel is still used today as a stand alone finish for vintage vehicle parts and in the dairy and food industries.

Copper

One of the most decorative metals that can be polished to a high lustre usually the undercoat or primer for most decorative finishes.

Florentine Finishes

This finish is produced by various oxidation methods of the base electroplate in most cases - brass or copper - names sometimes referred as bronze oxide, florentine bronze, and a weird selection of patinas all acheivable by our skilled tradesman working off original samples.

Gold

This magnificent electro deposit has a varied range of applications, the principal being in flashing or colouring in jewellery.

The applications include electrical contacts, reflectivity items, bathroom fittings and musical instruments.

The rich lustre has a number of various shades from rose gold to a bright yellow deposition.

Accurate control of this bath in electrical current flows, time management and clean rinsing (drag out) plus a skilled operator is critical to the cost of this operation.

Metal Polishing

Alloy / stainless steel & all parts prior to the decorative plating finishes are carried out at our premises in a facility that is soundproof and dust free. Common items polished, include:

  • Alloy car blowers
  • Boat parts
  • Motorcycle engine cases
  • Stair rails
  • Balustrades
  • Large sign logos

Metal Polishing - On Site

Our high cycle polishing machines are used on various architectural buildings around Australia - (council and government permits in place)

Plating on Alloy

This is an intricate and skilled process, where zinc composite is applied in a number of solution processes. The DC current is continually monitored during this time.

Carroll's have been the forerunner in alloy plating for over 40 years.

Silver

A beautiful white metal deposition can be metal polished to a high lustre. It possesses good reflexivity and conductivity and used mainly for electrical contacts and tableware.


Tin Finish

This finish is white silver lustre in appearance and mainly applied on electrical fittings. Some examples are copper bus bars, electrical joiners, brass screws and nuts.

A great demand now exists due to the prevelance of popular cooking shows for the relining of copper pots and saucepans. This gives longevity for cleaning and conductivity of the utensil being used.

Carroll's are one of the biggest platers of these items in Australia.

Zinc

Zinc is a protective coating mainly used on iron and steel quite common on car parts and engineering products. The two finishes widely applied are the clear blue and iridescent passivating colours.

To arrange a quotation for your project, call us on 03 9017 3847.

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