Bromination method

Summary Bromine is a strong leaching agent that dissolves gold quickly under the action of an aqueous solution. As early as 1881, Shaffer published a patent on the bromine gold extraction proce

Influence of steel balls on grinding process

(1) Influence of steel ball filling rate
The grinding effect of the ball mill is done by the steel ball, and the filling of the steel ball in the mill naturally determines the strength of the grinding a

Piston diaphragm pump tends to be smooth method

Sprayed bar sprayers for large area spraying of pesticides use a piston diaphragm pump, which is a reciprocating positive displacement pump with pulsating pressure. Diaphragm pump power generally come from the tractor, driven diaphragm pump speed is generally 500-600r / min to two-cylinder