Question

9. CNC machines have guaranteed positioning accuracies of or inches. 10. are graded by the American National Standards Institute, (ANSI), or USA class according to the C system. 11. General practice in selecting a carbide insert is to choose the that will withstand a machining operation. and longest grade 12. and are the most important factors in determining tool life and cutter performance.

i need answers for all four of the questions.

Answer 1

9 0.01 mm or 0.000393

10 C+ , C

11 . Insert grade and insert geometry

12 . FEED AND VELOCITY