Brick making process

1. Raw material & fuel preparation and handling 

1)Send clay raw material to box feeder with loader. Send the clay raw material to double-roll crusher for preliminary crushing . 

2)Preliminary crushed material is conveyed to twin-shaft mixing machine for adding water and agitating through belt conveyer.

3)After mixing of the first working procedure, the raw material is again sent to intense agitation extruder and high speed fine pulverizing double roll grinder for supplement water and agitating the raw material.

2. Molding

1)The molding water content rate should be controlled within 16%-18%.

2)The vacuum pump will take out the air that entered into the extruding machine together with pug. The vacuum extruder will extrude the pug from machine mouth and then, carry out slitting & parting according to the required dimension.

3. Drying

1)When the unfired bricks cut by cutter and arranged into groups, they are set by manual onto the green brick cart.

2)dry by sun every day.

4. Burning

1)After drying , the unfired bricks are sent onto hoffman kiln by the dried brick cart, workers stack the bricks into the hoffman kiln for burning.

2)The properly burned bricks are sent onto the Finished brick cart by workers.