What in the picture we show you is HLDS servo press.they are semi-closed,servo cnc control,automatic lubricating system,multiple security grantee and one button operation,electric power is the mainly power source. Especially the screw were protect by a spring case to extend the lifespan of screw and machine.And we adopt servo motor then saving energy more than 65%,button operation to saving labor then just jone worker to finish the bricks work.Then they can also called as screw press,servo press,brick press,electric press,energy saving press machine,firebrick forming machine,refractory brick making press,fire brick making press.