LT Plastics Machinery Limited (formerly LT-Demag Plastics Machinery Limited) was a Joint Venture company between Larsen Toubro Limited, Indias largest engineering conglomerate and Demag Plastics Group GmbH, Europes largest manufacturer of injection molding machines.

As a leader in the manufacture of injection molding machines in India since 1992, LT machines are of the finest quality. The performance of our machines has consistently provided unparalleled results which directly reflect in part quality and cost effectiveness of the molding. LT machines are manufactured at the state-of-the-art new manufacturing facility in Chennai that is fully equipped for producing machines in sizes up to clamping force of 1000 Metric Tons. The factory has advanced facilities for research development. LT Plastics Machinery Limited is a certified company for ISO 9001: 2008 for its quality systems and ISO 14001:2008 for environmental care and protection. LT Injection Molding Machines due to its consistent performance and high productivity has established itself as a preferred choice with plastic molders. In March 2009, LT bought the stake held by Demag in the joint venture company and has become a fully owned subsidiary of LT.