Technical Guide
7 articles in technical guide
O-Ring MOQ & Tooling Costs Explained: From 1 Piece to Mass Production
Understand O-ring MOQs and mold tooling fees. Learn how to order prototype quantities without paying for expensive molds, and when tooling investment makes sense.
Metric vs Inch O-Rings: Can They Be Interchanged?
Learn when metric and inch (AS568) O-rings are interchangeable, how to convert dimensions, and why tolerance matters in precision assemblies.
O-Ring Extrusion: When to Use Backup Rings
Understand O-ring extrusion failure, how to calculate clearance gaps, and when PTFE backup rings are required in high-pressure sealing.
O-Ring Groove Surface Finish Requirements (Ra & Rz)
Understand Ra and Rz surface finish requirements for static and dynamic O-ring grooves to prevent leakage and abrasion.
O-Ring Lubrication Guide: What to Use and What to Avoid
Learn which lubricants are safe for NBR, FKM, EPDM and silicone O-rings, and which chemicals cause swelling or degradation.
How to Prevent Spiral Failure in Reciprocating Seals
Spiral failure causes leaks and downtime in hydraulic cylinders. Learn the causes—and the design fixes—for twisted O-ring seals.
Static vs Dynamic O-Ring Design: Key Differences
Learn the critical design differences between static and dynamic O-ring seals, including groove width, compression, hardness, and material selection.