About Us

HARDEN INDUSTRIES LTD is well established in design and building extrusion lines for polymer processing since 2006. The company has always been leading the industry in developing precision small extrusion lines and laboratory extrusion equipment. As FDM technologies is being becoming popular, Harden set up a subsidiary specialized in supplying 3d printing filament production lines.

Extruder Manufacturing
Our 3d printing filament production lines are available in three functionality options and a desk-top version is also available for small lab scale production and testing.

HARDEN is dedicated to provide the best small extrusion lines and service for you from China. Our extruders are famous for its melt quality, pressure stability, zero down time, easy operation, and short start-up time. With these features, our customers get an advantage of high production rate, high product precision, and very low rate in material waste.