Concrete or mortar mixture is served in the butt under pressure either free-mechanized or manually. Before замоноличиванием joints columns with centering gaskets gap between the ends of the columns зачеканивают rigid solution M300. In case of submission of a rolling stock solution butt under pressure зачеканка clearance is not required.
Filling the joints with a solution of (concrete) mechanized produce with plunger or screw mortar pumps, пневмонагнетателей, integrated pneumatic installations, working on the principle of gunning cement-guns and other equipment. Pneumatic engines and complete plants suitable for sealing joints-mixed concrete and mortar; mortar pumps and cement - gun - only solution. Mortar or concrete can be served in the butt directly from a hose or through the tips. Mixture submitted freely in the butt, condense vibrators.
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