All sorts of hollow bricks using the vacuum brick extrudingpress produced by our factory.
用我厂真空砖机生产的各种型号空心砖。
2
The gripper jaw and the clip can release the extruding material to return to the surface of extrusion press. The return operation can be completed when the extrudingpress is at immobile status.
夹爪及夹子具能松开挤型材料而快速返回挤压机面，返回所需时间在挤压机不动时间内完。
3
The paper makes introduction to structure and operation principle of roller mill, analyses the problems exists in vertical mill and roller press and developing trend of extruding mill.