... adopts circulating water cooling for main shaft bearing. Brick extruder machine The double stage vacuum brick extruder developed by Zhonlong is the most ideal equipment ... solid and hollow bricks with the raw materials, such as clay, sandy soil with low plasticity, shale, gangue, fly ash, ... (mm)7800×3800×2680Vacuum Degree (Mpa)≤-0.092Weight (kg)2500 Brick Extruder machine Certificated by ISO 9001 2000