Profile: Unigrind GmbH & Co. KG develops and produces mobile & stationary machines for reconditioning, repairing & testing industrial valves. We are an ISO 9001 certified company. We specialize in products such as portable grinding, lapping, boring & facing machines, stationary grinding & lapping machines, test units for valves and abrasives for reconditioning valves. Our grinding & lapping machines are used to repair globe, control, check and safety relief valves. Our boring and facing machines are used to repair valves, flanges and pipes. We also provide test system services like body test & seat leakage test with water, testing the seat leakage with air or nitrogen and setting the seat pressure of safety relief valves.