Nomer paten model sarana: ZL201820279850.3

Kothong sirah palu dibuwang nggunakake teknologi silika sol, digawe saka bahan ZG270-500, lan paduan kasebut yaiku paduan CL35 utawa ZL10A Zigong.

? Ing ngarep V-shaped nyuda resistance, distributes bahan roto-roto, lan mbenakake uniformity produk ulig;

?Ganti amba saka untu lan remuk karo macem-macem untu kanggo nambah efficiency crushing.