Technical articles & company insights — ring materials, processes and energy trends.
A three-ring set is five separate parts in three grooves. The order and the orientation are both fixed.
Piston ring end gap is the small gap between the ring ends once fitted in the bore — room for thermal expansion. Too small and the ends butt when hot
The five root causes of engine carbon deposits, their symptoms and how to remove them — plus how electrical stability and a piston ring’s sealing, oil
Animated walkthrough of an inline-four engine: the four-stroke cycle, the 180° crankshaft and 1-3-4-2 firing order, two-stroke vs four-stroke, cylinde
Blue smoke, high oil consumption and power loss can all point to worn piston rings. Learn the common symptoms, the five main causes, and how to test f
Piston rings seal and control oil in an engine. This guide covers a piston ring's composition (two compression rings + one oil ring), the three ring t
Facing EU environmental limits on traditional plating, C.T.I. breaks through with a near-diamond Diamond-Like Carbon (DLC) coating — high hardness, lo
A piston ring's surface treatment determines its wear resistance, sealing and corrosion protection. This guide covers chrome plating, nitriding, phosp
A piston ring's cross-sectional shape determines its sealing, oil-scraping and heat dissipation. This guide explains rectangular, taper-faced, barrel-
The choice of piston-ring material directly affects engine performance and lifespan. This guide compares the three common materials — steel (304H), ca
