Drilling strategy WALTER TITEX XD35-XD70 with chamfer Drilling strategy XD35-XD70 without chamfer Pilot drilling no 1 With internal coolant on 15

Drilling strategy WALTER TITEX XD35-XD70 with chamfer Drilling strategy XD35-XD70 without chamfer Pilot drilling no. 1 With internal coolant on 150-300 PSI A6181TFT A7191TFT Pilot drilling no. 1 With internal coolant on 150-300 PSI A6181TFT A7191TFT HE 2 x Dc 2 x Dc Pilot drilling no. 2 With internal coolant < A6589DPP 150-300 PSI Pilot drilling no. 2 With internal coolant i A6589DPP 150-300 PSI 12 x Dc Chamfering E6819TIN or E6818 (n 0 rpm vf 400 in/min) 1.5 x Dc then 100 % TEC With external coolant on Feeding in XD35-XD70 n 0 rpm Vf 400 in/min - 1.5 x Dc then 100 % TEC With internal coolant off 2 x Dc Feeding in XD35-XD70 Chamfer 90° or 60° chamfer 0 >10-15 % as nominal diameter With internal coolant off Feeding in XD35-XD70 With counter-clockwise rotation n max 100 rpm 2 x Dc vf 400 in/min With internal coolant off % 11.5 x Dc n 0 rpm vf 400 in/min 11.5 x Dc horizontal cutting edges Deep-hole drilling With internal coolant on min. 300 PSI recommended 600 PSI XD35-XD70 11.5 x Dc Continue operation with clockwise rotation n max 100 rpm > 11.5 x Dc vf 400 in/min Deep-hole drilling With internal coolant on min. 300 PSI recommended 600 PSI XD35-XD70 Retract XD35-XD70 without pecking vc 100 % vf 100 % With internal coolant off Retract XD35-XD70 without pecking vc 100 % vf 100 % With internal coolant off n max 100 rpm vf 400 in/min n max 100 rpm vf 400 in/min Recommended cutting data can be found in TEC-CCS. B 399 Technical information Drilling WALTER TITEX XD Technology