Solid CBN Inserts

Full name: Solid CBN inserts, Cubic Boron Nitride inserts, solid CBN tools

Machining Type: Roughing, Finishing

Machining Hardness: HRC35-68

Machining Materials: High hardness cast iron/cast steel, Hardened steel, Gray cast iron, Powder metallurgy, etc.

Continuous and intermittent machining

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Halnn Solid CBN Inserts ISO Types

CBN Milling inserts


SNFN	CNFN	RNFN	SNEN	SNEX	RNEN

OPHN	RDMW	APMT	SEET	Ball screw special milling inserts

Halnn CBN Inserts Grade

Insert Grade	Suited Materials	Machining Type	Typical Applications
BN-K1	Chilled Cast Iron, Hi-Ni-Cr Cast Iron and High harness alloy cast iron	Roughing	Alloy Cast Iron, Slurry Pump, Wear resistant castings
BN-S10	High Speed Steel	Roughing	HSS Rolls
BN-S20	Hardened Steel, Heat and abrasive resistant steel, High manganese steel	Roughing, Semi-Finishing	HSS Rolls, Ball Screw, Wind Power Bearings
BN-S200	Hardened Steel, Superalloy	Finishing	Wind Power Bearings
BN-S300	Gray Cast Iron	Roughing, Finishing	Brake Disc, Cast Iron Engine, Gearbox, Cylinder Liner
BDN80	Ni-based alloy, Stellite Alloy, Superalloy	Roughing, Finishing	Aircraft turbine disk, Ni based alloy parts
BNK30	Gray cast iron, Iron based alloy	Semi-Finishing, Finishing	Brake Disc, Brake Drum, Cast Iron Engine, Gearbox
BN-H10	Hardened Steel, High strength cast iron	Finishing	Bearings, Gears, Gear Shaft, High hardness component
BN-H21	Hardened Steel	Finishing	Bearings, Gears, Gear Shaft, Mold, ect.
BN-K10	Gray Cast Iron, Powder Metallurgical	Finishing	Valve seat ring; Engine cylinder bore; Powder Metallurgy parts

Halnn CBN Inserts Cutting Parameters for reference

Machining Materials	Machining Type	Recommended cutting parameters			CBN insert Grade
Machining Materials	Machining Type	Cutting speed VC(m/min)	Cutting Depth ap (mm)	Feed Rate Fr(mm/r)	CBN insert Grade
High hardness cast iron (Hardness: HRC35-68)	Roughing	35-120	1-10	0.15-1.0	BN-K1
High hardness cast iron (Hardness: HRC35-68)	Finishing	60-200	≤1	0.05-0.35	BN-K10，BN-H10
Hardened steel (Hardness≥HRC45)	Roughing	50-150	1-10	0.1-0.5	BN-S10, BN-S20
Hardened steel (Hardness≥HRC45)	Finishing	90-250	≤1	0.05-0.35	BN-H10,BN-H21,BN-S200
Grey cast iron	Roughing	400-1200	1-10	0.2-1.0	BN-S300
Grey cast iron	Finishing	600-2000	≤1	0.05-0.3	BNK30，BN-K10

Halnn CBN Inserts Characteristics

Halnn CBN Inserts Cutting Conditions

CBN Content	Insert Grade	Cutting Depth	Condition
High Content	BN-K1	1-10mm	Interrupt-Continuous
	BN-S300	≤2mm	Continuous
	BNK30	≤1.5mm	Continuous
	BN-K10	≤0.5mm	Continuous
Low Content	BN-S20	1-10mm	Interrupt-Continuous
	BN-S200	≤1mm	Continuous
	BN-H10	≤0.5mm	Continuous~Semi-Interrupt
	BN-H21	≤0.5mm	Semi-Interrupt~Heavy Interrupt