
Trouble shooting – drilling Technical information Trouble shooting – PC series Machining Recommendation A – Inclined surfaces should be pre-machined (chamfering). Sloped surface Turning >αmax B Inclined surface – Reduce feed rate accordingly. Milling Feed rate α Inclination angle 1° Max. feed rate 80 % C Feed rate 2° 50 % 3° 30 % Drilling D Information Technical E Index C169