electroformed mold

electroformed mold

[i′lek·trə‚fȯrmd ′mōld]
(metallurgy)
A mold made by electroplating metal on the reverse pattern on the cavity; molten steel may be then sprayed on the back of the mold to increase its strength.
References in periodicals archive ?
The size of final electroformed mold insert was then 30 mm X 30 mm X 3 mm.
The microlens array in the master fabricated by the modified LIGA process has very good surface quality with [R.sub.a] = 0.5 nm [9], but the surface roughness of the electroformed mold insert becomes slightly coarse, i.e., [R.sub.a] = 6.61 nm.