The top ten enterprise .National free-inspection products and famous brand.                                   JK series double class vacuum extruding machine.                                                                                                      

           This machine adopts the design of the strong combine,the principal axis bearings of the extrusion system   are connected for integral whole,guaranteeing united at heart degree in principal axis and benefiting in validly evenly extruding. thus the  extruding pressure is big and anticipate to compress in advance and guarantee high vacuum degree, making unburunt brick more dense and solid.it is applicable to making all kinds of hollow brick of coal of coal stone,shale.powder coal ash and clay raw material.the parameter is subjet to change for different raw materials.