Workshop Technology
During cold working process

Strength and hardness of metal increases
All of the listed here
Grain structure is distorted
Close dimensional tolerance can be maintained

ANSWER DOWNLOAD EXAMIANS APP

Workshop Technology
In a hot chamber die casting machine

Ferrous alloys with low melting temperature are casted
Nonferrous alloys with low melting temperature are casted
Nonferrous alloys with high melting temperature are casted
Ferrous alloys with high melting temperature are casted

ANSWER DOWNLOAD EXAMIANS APP