Our Success
Story
From Rudolf Spring
through Microdiamant
to Pureon
Our business has been in the hands of the Spring family for three generations. To us, family means showing true dedication and a high degree of involvement in the wellbeing of our company. Below you can find the most important milestones that made Pureon what it is today: the leading global supplier of surface finishing solutions for high-tech materials.
2021
Microdiamant and Eminess Technologies
merge to form Pureon.
The acquisition of US-based Eminess provides
improved access to both the U.S. market
as well as the European and Asian markets.
2020
2019
Founding of Chinese subsidiary
Microdiamant China Co., Ltd in Suzhou City.
Great expansion of product range
in subsidiary company in Japan.
2017
2017
Founding of Chinese subsidiary
Microdiamant China Co., Ltd in Suzhou City.
Launch and patenting of IRINO
composite polishing pad.
2016
2015
Launch of SPLENDIS
universal-use diamond suspensions.
Launch of SQUADRO,
the new generation fine grinding pad.
2014
2013
The GAF process can now also be used in oil,
thus offering great potential for the medical industry.
Start of state-of-the-art production
of diamond grinding wheels with bonded grain.
2013
2008
Start of enginated suspension production.
XP nano-cluster diamond pushes
the limits in high-tech applications.
2006
2003
Invention of GAF process for simple preparation
of agglomerate-free diamond suspension.
Rudolf Spring AG is renamed
to Microdiamant AG.
2002
1995
Invention of GAF Liquid Diamond.
Rudolf Spring AG transforms
into a globally active company.
1974
1970
Invention of the first stable
diamond suspension.
The company
Rudolf Spring AG is founded.
1974
2021
Microdiamant and Eminess Technologies merge to form Pureon.
2020
The acquisition of US-based Eminess provides improved access to both the U.S. market as well as the European and Asian markets.
2019
Founding of Chinese subsidiary Microdiamant China Co., Ltd in Suzhou City.
2017
Great expansion of product range in subsidiary company in Japan.
2017
Founding of Chinese subsidiary Microdiamant China Co., Ltd in Suzhou City.
2016
Launch and patenting of IRINO composite polishing pad.
2015
Launch of SPLENDIS universal-use diamond suspensions.
2014
Launch of SQUADRO, the new generation fine grinding pad.
2013
The GAF process can now also be used in oil, thus offering great potential for the medical industry.
2013
Start of state-of-the-art production of diamond grinding wheels with bonded grain.
2008
Start of enginated suspension production.
2006
XP nano-cluster diamond pushes the limits in high-tech applications.
2003
Invention of GAF process for simple preparation of agglomerate-free diamond suspension.
2002
Rudolf Spring AG is renamed to Microdiamant AG.
1995
Invention of GAF Liquid Diamond.
1994
Rudolf Spring AG transforms into a globally active company.
1970
Invention of the first stable diamond suspension.
1974
The company Rudolf Spring AG is founded.
Insights
DEC 2023
Pureon Monroe Receives Gold Safety Award for Remarkable Workplace
Pureon Monroe, has recently been honored with the more than deserved Gold Safety award.
SEP 2022
Xavier Fourny on the demands of high precision
Once again this year, Pureon participated in EPHJ in Geneva, the international trade fair.
NOV 2021
Seminar for modern grinding technology in Stuttgart Pureon
At the beginning of May, the Competence Center for Machining Technology (KSF) once again hosted.