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Center Drill
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F20
Grades E - - - - - - - -
ME B350 B350 B350 B350 B350 B350 B350 B350 -
• Center Drill recommended cutting speed, Vc (m/min), Feed,fz( mm/ tooth).
Recommended Cutting Data And Insert Grade
Feed,Fz(mm/ tooth) D1:3~5mm D1:1.5~2.5mm 0.05 0.03 0.10 0.06 0.05 0.03 0.10 0.06 0.05 0.03 0.10 0.06 0.05 0.03 0.08 0.06 0.05 0.03 0.09 0.06 0.03 0.03 0.08 0.06 0.06 0.05 0.13 0.08 0.06 0.05 0.13 0.08 0.06 0.05 0.13 0.08 S S YIH TROUN ENTERPRISE CO.,LTD

The effective no. of teeth is calculated with 1 flute.
CNC lathe M/C Vc(m/min) 50-120 22-30 60-80 300-800

Cutting Speed Vc(m/min) D1 15-20 12-18 10-15 5-10 8-12 5-10 20-25 15-20 30-50 Surface Finishing Test Result TU-1010-100 24-100225-60-ME, B100 1600 min -1 0.05 mm/rev ScM440

Material group 1-2 3 4-5-6 7 8-9 10-11 12-13 14-15 16-18 Holder Insert S f Material

Center drill specialize for pre-drilling and pre-tapping Dimensions in mm angle L1 D1 AE 0.6 1.7 2.0 0.6 2.2 0.6 2.7 0.7 3.2 2.5 60° 0.7 3.7 0.8 4.3 3.0 1.0 5.3 1.0 5.3 3.0 1.1 6.3 Uncoated ME CE K10 Inserts 6 PCS / Box Only for insert:D24-16*** Inserts 10 PCS / Box Steel/Cast Iron

D L 4 8 5 10 5 12 6 16 Grades Metal cermet CE60 CE25 F30 Aluminum

Carbide F20 C350 Cast Iron
60° B350 C125

AE AEjÔ 0.01~0.02 Part No . D24-080217-60-ME D24-080222-60-ME D24-100227-60-ME D24-100232-60-ME D24-100237-60-ME D24-120343-60-ME D24-120353-60-ME D24-160353-60-ME D24-160363-60-ME Steel/Stainless Steel • Please specify model number and grade of insert, ie.: D24-080217-60-ME, B350

24 Insert 60° D1 D Tolerances (mm) Stainless Steel Steel/Stainless Steel/Cast Iron • Correct price and stock are based on current situation YIH TROUN ENTERPRISE CO.,LTD

D L L1 DjÔ0.05~0.08 Inserts Steel
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