After impurities removing and hydrophilic treatment of nano -diamond powder(ND) obtained from detonation, a stable plating bathe containing ND powder is achieved.

Generalized electroless nickel plating technology involves pretreatment technology, nickel plating technology and after treatment.

Die head material and processing:Use high-quality steel, after quenching and tempering, grinding the inside surface of the polished mirror surface plating treatment;