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Developed by a group of JENNMAR Engineers to improve the productivity, safety and reliability of ground support installations, J-LOK PTM Pumpable Resin System is an innovative resin delivery system for underground mining and tunneling applications. The system consists of a two-component, pumpable, polyester resin and a specialized pump that delivers the resin directly to the bolt hole. 

J-LOK P polyester based resin is designed to deliver stronger and more reliable bolt encapsulation. With a variable set time that starts as fast as ten seconds, it’s a rapid and efficient solution. JENNMAR is the only company in the world that uses Polyester Resin.