A sand face plastering machine for splashing the sand cement mortar mixture on the outside wall surfaces of a building, comprising an egg shaped drum (1) forming a housing, the said drum having a square shaped opening on its curved side surface at one end and also having two corresponding holes (13) on its either sides at the middle, a screen assembly being mounted inside the said drum and between the said two corresponding holes, a square metal pipe (11) being adjustably provided just near the said screen assembly and particularly in touching contact with the tips or edges of the slotted strip blades (5) of the said screen assembly, so as to make the said blades press against the said square metal pipe and move, thereby attaining a requisite tension while they are being rotated fast, the said screen assembly having a solid cylindrical rubber rod (4), with two circumferential grooves (16) at its extremities and a plurality of radial slots (14) normal to its cylindrical surface to house the said slotted strip blades respectively, the said rubber rod having a through square hole for housing a square shaped shaft (3) inside and being rotatably fitted in the said holes (13) provided on either sides of the said drum.
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