FIELD: construction.
SUBSTANCE: blade of tamping machine beater is equipped with hard-alloy material teeth fixed in its body. Lower edge of blade is provided with an additional insert of material superior in strength to the material of blade, which is fixed in the body of blade between its teeth. The insert is made in such way that it does not rise above the adjacent teeth of blade.
EFFECT: increasing the beater resource.
15 cl, 7 dwg
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