Disossidazione ELettrolitica METalli

Delmet srl, founded in 1949, and is one of the best known Italian companies specializing in electropolishing and pickling of stainless steel, as well as other metals such as titanium, copper and aluminium.The company is one of the European leaders in the manufacture of manual and automatic plant for electropolishing and pickling as well as a wide range of models able to meet any production requirement.

Delmet srl is able to provide a rapid and qualified service for pickling, passivating and electropolishing of stainless steel. Delmet srl plants are used by many of the largest European companies and major research centres and universities.

The processing may be carried out at the customer’s premises or at our facilities in Gorgonzola (Milan) and in Gessate (Milan) working a 24 hour day. The Chemical Product Division of Delmet srl offers specific preparations for pickling, passivating, electropolishing and derouging.


Delmet is a family concern founded in 1949 by Mr Cherubino Cherubini, whose daughter, Anna Rigatti, and grandson, Massimo Rigatti, are active today in the management of the company.

Delmet’s activities encompass the provision of sub-contract services for cleaning, pickling and electropolishing of stainless steel components and fabrications.

In addition, Delmet offers a wide range of products for treating stainless steel surfaces both chemically and electrochemically.

Plant design, manufacture and supply of equipment for Metal Finishing processes in general, but for pickling and electropolishing of stainless steel in particular, form the third sector of Delmet’s activities.

Delmet will strive to attain and uphold the following objectives;

Towards customers

To provide the necessary facilities, skills and technical knowledge to meet their needs in an efficient and cost effective way.

Towards employees

to provide an environment in which they can work with dignity and safety, and progress according to their ability and initiative;

to assist them in improving their individual performance and therefore the quality of the service provided.

Towards the community

to provide gainful employment to its citizens and to contribute to the community’s activities in a responsible manner.

Towards the environment (whether local or global)

to adopt those practices that will ensure protection from pollution and damage, and by using the best available technologies, including recycling, to reduce the amount of waste generated.


We believe in the value of High Quality and constantly aim to improve ourselves.

The certifications obtained are a pride for us and for our customers the guarantee of a professional service with a high standard of quality.

Since 2015 Delmet is ISO9001 and ISO14001 certified. See the certifications in detail:


Our offices

We have created a production center able to interact with your production by supplying products, services and skills for the surface treatment of steel. We cover the process at 360°.

Electropolishing service center

Gorgonzola (MI)

Pickling service center

Gessate (MI)

Production of chemical products

Gessate (MI)

Production of manufactured articles in PP

Caponago (MI)

Our Market

Our Market

The geographical areas our company serves are:

  • Italy
  • Great Britain
  • Ireland
  • Portugal
  • Spain
  • Germany
  • Poland
  • Bulgaria
  • Turkey
  • Greece
  • The Netherlands
  • Scandinavian Countries
  • Usa
  • Russia
  • China
  • Estonia
  • Malta