Founded in year 1997, we have more than 25 years of manufacturing experience of Ring die.

How we assure high quality ring die production?

(1)    Strictly Raw material quality control, we follow strictly European standards of the ring die raw material.

(2)    Latest Gun drill machine of latest technology, we have 20 sets of latest gun drill machine fully Germany equipped, to ensure high accuracy and smoothness of the holes drilled.

(3)    Latest heat treatment furnace, we have 3 sets of newly equipped heat treatment furnace, which can deal with Ring die of diameter largest at 1500mm and result hardness at HRC 52-55 with difference less than HRC2.