Coated CBN - SUMIBORON/ CBN - SUMIBORON BNC8115/BNS8125
█ Application Examples of BNS8125 Gray Cast Iron - FC250 Brake Disc 6x tool life with ceramic tools; good wear resistance
Turning
100
90 pcs
50
15 pcs
0
BNS8125 After machining 90 pcs
BNS8125
Competitors' Ceramics
Tool Used: TNG333 (BNS8125) Cutting Conditions: v c = 820 SFM, f = .016 IPM, a p = .04”, Wet
Centrifugal Cast Iron Cylinder Bore High fracture resistance suppresses flaking, achieving 1.2x or longer tool life compared with competitor’s CBN Milling
Flaking
BNS8125 After machining 100 pcs
Competitor's CBN After machining 80 pcs
Tool Used: SNG323 (BNS8125) Cutter: Special Boring Cutter Cutting Conditions: v c = 3,117 SFM, v f = 79 IPM, f z = .024 IPT, a p = .002”, Wet
Gray Cast Iron - FC250 Cylinder Block High fracture resistance suppresses flaking, achieving 1.5x or longer tool life compared with competitor’s CBN Milling
Able to Continue
Flaking
BNS8125 After 1.5 hours machining
Competitor's CBN After 1.0 hours machining
Tool Used: SNG433 (BNS8125) Cutter: Diameter ø125mm (10-flute) Cutting Conditions: v c = 3,281 SFM, v f = 100 IPM, f z = .004 IPT, a p = .04”, Wet
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