DNMG 150612 Chip Breaker BM Grade FM524 / DNMG 443 BM #FMCarbide

DNMG 150612 / DNMG 443, chip breaker BM, grade FM524 — negative 55° rhombic turning insert.

1/2" inscribed circle, 1/4" thick, 3/64" corner radius. FM524 is a CVD grade — gray cast iron and very stable steel — the hardest substrate with CVD coating for extreme wear resistance.

Specifications

• Insert designation (ISO): DNMG 150612
• Insert designation (inch): DNMG 443
• Insert shape: 55° rhombic (D)
• Clearance angle: 0° — negative (N)
• Tolerance class: M
• Insert type: G — with hole, chipbreaker both sides
• Inscribed circle (I.C.): 1/2" (12.7 mm)
• Thickness: 1/4" (6.35 mm)
• Corner radius: 3/64" (1.19 mm)
• Chip breaker: BM
• Grade: FM524
• Coating: CVD
• ISO application range: P01–P10 · K10–K25
• Cutting speed, non-alloy steel: 720–1570 SFM (220–480 m/min)
• Cutting speed, low-alloy steel: 720–1380 SFM (220–420 m/min)
• Cutting speed, grey cast iron: 560–1380 SFM (170–420 m/min)
• Cutting speed, nodular cast iron: 390–1340 SFM (120–410 m/min)

TURNING KNOW-HOW

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01 / SELECTION

Grades & chip breakers

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Explore the chart → 02 / INSERT CODES

Know your insert

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Read the guide → 03 / CUTTING PARAMETERS

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