Soft Ferrite, Custom & Materials Find out more ; Shortform Ferrite, UI & Ring Cores MnZn Ferrite Ring Cores Impedor Cores for Inductive HF-Welding Coliformers and Ferrite Message Name Email Address Message 15 + 7 = Submit Find us 10 Pierremont Road Darlington DL3 6DG Co. Durham United Kingdom Office hours Monday to Thursday 07:30 to 16:30 Friday 07:30 to 12:00 Email us info@kormag.co.uk Call us +44(0)333 3583360