Основной каталог Kyocera 2021 - 2022 - страница 15

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CVD coated carbide grade for steelCA025P A

Next generation CVD coating for longer tool life

1 Improved wear resistance with new CVD grade for steel

Thickened alumina with good thermal resistance (Twice as thick as conventional coating)

Improved plastic deformation resistance by increased temperature strength

Wear resistance comparison (Internal evaluation)

0.30 CA025P (50.4 min) Competitor A (29.4 min) Competitor B (42 min)

CA025P 0.25 Competitor A 0.20 Competitor B 0.15

0.10 Good wear

condition

0.05 Cutting conditions: Vc = 300 m/min, ap = 1.5 mm, f = 0.3 mm/rev, wet workpiece: 34CrMo4

0 10 20 30 40 50

Cutting time (min)

Wear comparison (Internal evaluation) Cutting time: 25.2 min Plastic deformation comparison under high temperature (Internal evaluation) Comparison with Competitor A

CA025P maintains smooth and flat wear with stable tool life

CA025P Competitor A

CA025P

Competitor A

Stable wear on surfaceUnstable wear pattern0255075100
Small Deformation amountLarge
Cutting conditions: Vc = 300 m/min, ap = 1.5 mm, f = 0.3 mm/rev, wet workpiece : 34CrMo4

2 3 Excellent adhesion resistance and

Excellent fracture resistance chipping resistance New substrate with high stability provides excellent Specialized post-coating process prevents adhesion chipping resistance Fracture resistance comparison (Internal evaluation) Average of 5 times Adhesion on the edge after cutting (Internal evaluation)

Specialized post-coating Not specialized post-coating

CA025P

Competitor A

Competitor B

0 2,000 4,000 6,000 8,000 10,000 12,000

Less adhesion Wide area of adhesion Number of impacts * Adhesion area appears white Cutting conditions: Vc = 250 m/min, ap = 1.5 mm, f = 0.35 mm/rev, wet Cutting conditions: Vc = 270 m/min, ap = 1.0 mm, f = 0.1 mm/rev, wet

Workpiece: 42CrMo4 (with 4 slots) Workpiece: 42CrMo4 (with 4 slots)