HARDEN INDUSTRIES LTD provides feed screws and cylinders for virtually any extruder or injection molding machine in the world. We can get your daily production to optimum levels with new or rebuilt feed screws, and will work with you to obtain the best design to fit your application.



Founded in 1990, Harden Industries Ltd is the premier designer, manufacturer and rebuilder of feed screws and barrels in China for the plastics, medical, rubber and food industries. We have been supplying extruder screws to some of the major extruder manufacturers in China and around the world.

Harden Industries strive to exceed client expectations with all of our products and services. Comprehensive pre-planning insures all work is done in the most cost-effective manner. Detailed post-manufacturing inspections assure products leave our facility ready for trouble-free performance. We completes orders quickly and cost effectively. Whether your factory is large or small, you can count on us to deliver high quality products, quickly and on time.

Harden Industries is dedicated to providing quality products and excellent services to our customers. We provide a half-year warranty on materials and workmanship on all of our products. In addition to supplying feed screw, barrels and machine components, the company also provide sourcing services for low cost Chinese made extruder components and spare parts. We are looking forward to work with you.