lip seals

The Evolution of Rotary Lip Seals

In the world of sealing, it seems as though there are as many varieties of pump applications as there are sealing solutions. Many breakthroughs in technology have aided the evolution from braided packing to advanced mechanical seals, […]

Illuminated glass
General Topics

Friction has memory

Experiments show that the friction between two surfaces depends on their history of contact and that this “memory” is reminiscent of the behavior of glasses. Contrary to what you may have learned in high school, […]

hydrogen embrittlement
Advanced Materials

Hydrogen embrittlement in high-strength steels

Manufacturers of vehicle and machine components often use high-strength steels to save material in lightweight construction and for crash-relevant structural components that require exceptionally high durability. When welding these components, various factors may lead to […]