Micronor

Micronor SAS is a French family-owned company at 31 rue du Moulin à Vent in Montreuil, near Paris, that groups several divisions specialising in hermetic joining technologies and electrolytic surface treatment in precious metals. It is known worldwide for high-precision parts made to order in small and medium series or as prototypes, serving demanding and critical environments in aerospace, space, military, medical and analytical instrument applications, with a design office that has handled varied prototyping projects for many years.

Micronor 7 Doloy

• Continues the work of Etablissements Georges Doloy, created in 1950 as the first company in Europe to produce glass-to-metal seals
• Hermetic joining by glass-metal and glass-titanium sealing and by low and high temperature brazing of ceramic-metal, metal-metal, sapphire-metal, sapphire-titanium, sapphire-Kovar and quartz-metal assemblies
• Feedthroughs including single and multi-pin, high voltage and high pressure types, 50 ohm microwave beads and hermetic packages for assembly and interconnection

Micronor TS Industrie

• Electroplating and precious metal applications for industry since 1968, with experience from 1973 in critical industrial, aeronautical and military environments
• Gold plating variants including cobalt, nickel or indium doped gold, hard pure gold (140 HV), semi-bright 99.99 percent pure gold for bonding tests used in space programmes and very hard alloyed gold (300 to 350 HV)
• Systematic inspection with visual and binocular checks at 10x to 40x and microscopy from 100x to 10,000x, plus advice on specifications, body materials and upstream processes with prototype and pre-series samples for rapid qualification
• Combined offer with Micronor 7 Doloy covering parts through to finishing for optimum lead times

Micronor TS Décoration

• Created in 2008 for precious metal electroplating serving fashion and luxury customers, exhibiting at Bijorhca Paris

Company

Micronor celebrated its 50th anniversary in January 2018 and exhibits at the Paris Air Show, Space Tech Expo, Micronora in Besançon and Electronica in Munich. Its Montreuil site is a classified installation for environmental protection (ICPE) handling liquid chemical solutions under permanent intrusion and video surveillance, with no metal stock held on site. The company shares news on LinkedIn.

Shows

Micronor appears in the exhibitor lists of Space Tech Expo Europe 2026 and the Paris Air Show 2027.

Contact

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