i need help setting up centerless machine to grind .375 tube 4 inch long .3 on one end and .367 on the other material is alum,
i try to grind after dressing wheel but get small grooves on the part (tiny lines about .0005 wide around the part) one or sometimes 2 in 4 inches, otherwise the finish...
i need help making a cone out of some 3/8 tube alum the cone is 1/2 deg off center 4.5in long and a 16 finish. i try to remove alum buildup on abrasssive wheel by following cam with dressing unit then readjusting the rest and finally adjusting the friction wheel,, but now the parts comeout...
