This machine is mainly applied to bore and grind bearing holes (including copper quill and connecting-rod tile) on connecting rod of gasoline and diesel engine in automobile, tractor and other power sources. Customer also can carry out fine boring or grinding process to connecting rod bearing seat of deformed workpiece, after grinding combining surface, to ensure the paralism of two center lines. Equipped with various specialiged fixture, TM8216 can be used to complete fine boring and grinding process to piston pin hole, gas pump bearing hole and valve seat hole, etc.Model TM8216 Range of hole diameter to be bored 20 -160 mm Range of hole diameter to be grinded 30 - 160 mm Range of 2 rod hole centers distance 80 -650 mm Max. distance between two centers of boring bar 270mm Longitudinal travel of worktable 450mm Boring head motor 0.55/0.75KW Grinding head rotation/revolution motor 0.55/0.37KW Hydraulic system motor 0.55KW Machine dimension 1700x1300x 1800mm Net weight 1400kgs
