Sigmund Lindner GmbH

Sigmund Lindner GmbH is a German family owned company with more than 165 years of experience and know-how for the production of technical glass beads as well as more than 20 years of experience in development and production of high-quality ceramic grinding media.
We produce GMP qualified high purity glass balls for various pharmaceutical applications and are global supplier of mixing glass balls in insulin cartridges.
Our extensive portfolio of grinding media is delivered worldwide for all wet milling applications. Our “SiLibeads Type ZY-P Pharma”, Yttrium stabilized Z...