QRSquare static seal in NBR or FKM for high pressures up to 50MPa. High resistance to extrusion. No “rolling” when the pressure changes rapidly. https://www.pantecnica.it/wp-content/uploads/2019/06/Q-RING.jpg 800 800 admin /wp-content/uploads/2019/01/Pantecnica_logo.png admin2019-06-28 15:48:072020-10-19 15:51:19QR