Tenfaye uses high-quality scrap steel raw materials , auxiliary materials, and the components are strictly tested before production.

During smelting, three samples are taken before the furnace, after the furnace, and in the cast state, and the German spectrometer is used for testing to ensure that the composition of the ball mill head is qualified

Tenfaye adopts special heat treatment process to increase the service life and anti-deformation ability of the ball mill head.