Horizontal continuous slurry machine M4P is a large amount of processing packaged mortar compact structure of the mixer, mixing of good quality, easy cleaning, wear light and easy to maintain. Feeding height is low, the operation is comfortable and can be used for mixing of slurry particle size is not more than 5 mm all gypsum and cement based premixed dry powder mortar, flexible and compact, easy to move. Also can be transported by assembling the libs-elite cover material from the silos directly, can be used with mortar spraying machine.