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Development and production of fluxes, solder alloys, cleaning media and chemical products for electronics, metal and solar.

Emil Otto Logo

Emil Otto Flux- und Oberflächentechnik GmbH

Eltville am RheinNew on Amplifa

1901Founded
GmbHLegal form
Owner-managedCompany type
Renewable electricity from 2027Energy supply

About Emil Otto

Emil Otto Flux- und Oberflächentechnik GmbH was founded in 1901 and is an owner-managed company with a long tradition in the production of fluxes for the soldering industry. Its origins lie in metal chemistry, from which the know-how for manufacturing chemical products for the metalworking industry is derived. The product range includes fluxes, solder alloys, soldering aids, cleaning media and ESD products for electronics assembly, as well as chemical products such as browning and blackening agents for metal surfaces. For the solar industry, solar fluxes, tube solders and cleaning media are offered, including halogen-free no-clean fluxes for soldering solar modules as well as alcohol-based fast-dry fluxes for TOPCon and heterojunction solar cells. Customers come from the electronics, automotive, mechanical engineering, metal processing and solar industries. From January 2027, the company will largely switch its production to renewable energy.

Site
Eltville am Rhein
Processes
Development and production of fluxes, Solder alloys, Soldering aids, Cleaning media, ESD products, chemical products for metal processing (e.g. browning & blackening), Consulting
Materials
Fluxes, Solder alloys and tube solders, Cleaning media, ESD products, Browning & Blackening
Founded
1901
Industries
Electronics, Automotive, Mechanical engineering, Metal processing, Solar
  1. 01

    Development

  2. 02

    Chemical production

  3. 03

    Filling/Bottling

  4. 04

    Consulting/Sales

Materials & Processes

Flussmittel

Fluxes

No-clean, halogen-free and alcohol-based fast-dry fluxes for electronics, reflow, selective soldering and solar modules.

Lote

Solder alloys and tube solders

Solder alloys and tube solders, among other things for tabber and stringer processes in solar module manufacturing.

Reiniger

Cleaning media

Cleaning media for electronics assembly cleaning and applications in the solar industry.

ESD

ESD products

Products for ESD-compliant handling of electronic assemblies.

Metallchemie

Browning & Blackening

Chemical products for browning and blackening of metal surfaces.

Sites

Eltville am Rhein

DE

Headquarters and production

Materials
Fluxes, solder alloys, cleaning media, chemicals

Industries

ElectronicsAutomotiveMechanical engineeringMetal processingSolar

Additional services

Development and production of fluxesSolder alloysSoldering aidsCleaning mediaESD productschemical products for metal processing (e.g. browning & blackening)Consulting

History

  1. 1901

    Founding of Emil Otto; origins in metal chemistry and a long tradition in the production of fluxes for the soldering industry.

  2. 2027

    Switch of production largely to renewable energy from January 2027.

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