Early Expansion

admin • November 3, 2010
Cross-sectional rendering of a hydraulic or pneumatic seal assembly showing a black O-ring seated on
By Doug Montgomery November 16, 2025
Explore the history and evolution of buffer rings in hydraulic systems. Learn how PTFE revolutionized seal design, performance, and reliability.
By Doug Montgomery September 26, 2025
Discover why surface finish is critical to polymer seal performance. Learn best practices, treatments, and cost–benefit insights for reliable sealing.
Close-up photo of two white O-rings placed on a white background.
By Doug Montgomery September 23, 2025
Learn about PTFE’s advantages and disadvantages, including its properties, performance limits, and when PTFE O-rings are the best sealing solution.
By Doug Montgomery August 16, 2025
Learn how extrusion gaps affect seal performance, factors that influence extrusion resistance, and design strategies for high-pressure sealing success.