4 column refractory bricks forming hydraulic press 500 tons

Manufacturing of Brick

2018-4-5 · Dry-Press Process - This process is particularly suited to clays of very low plasticity. Clay is mixed with a minimal amount of water (up to 10 percent), then pressed into steel molds under pressures from 500 to 1500 psi (3.4 to 10.3 MPa) by hydraulic or compressed air rams. Drying.