Schrauben-Sicherung mittelfest , a screw locker (medium fixation). Properties. A special product is based on dimethacrylic esters, used to prevent unscrewing of galvanized threads and threaded joints operating in oils. It has excellent resistance to chemical reagents and vibrations. The wide application temperature range from -55°C to +150°C. Force moment for unscrewing: 14-28 N-m. Maximum thread size: M36. Application. Evenly apply the product on the screws or nuts. Hardening occurs during 20 - 25 minutes. It is anaerobic glue.