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CBN 2-Flute Spiral Ball-End Mill SBBEF-2 (SBBEF-2050080)

KYOWA SEIKO

Direct carving of high hardness material and hardened steel.
It is possible to increase the depth of cut.
Machining applications (machining shape): Side surface / curved surface / engraving / R (radius) groove

Part Number

Configured Part Number is shown.

SBBEF-2050080

Order Qty.

Check Price / Ship Date
Unit Price

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Total

---
Ship Date

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Configured Specifications

R Size(mm)	0.5	Type	Ball
work material	High Hardness Steel-HRC55[◎] / High Hardness Steel-HRC60[◎] / High Hardness Steel-HRC65[◎]	Blade length (ℓ)(mm)	1
Number of flutes(sheet)	2	Overall Length (L)(mm)	50
Shank diameter (d)(mm)	4	R Precision(μm)	＋0.005～－0.005
Machining Application	Curved surface / Side / Engraving / R Groove	Effective Length(mm)	8
blade diameter(mm)	1	Twist	Torsional Angle 30°
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Neck diameter(mm)	0.95	CBN Layer	1
Blade diameter tolerance	0～－0.01	Handle diameter tolerance	0～－0.003
Material	CBN Cubic Boron Nitride Crystalline	-	-
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Product Specifications
Part Numbers
Catalog

: 30; 45; 60

Part Number
SBBEF-2050080

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	R Size (mm)	Blade length (ℓ) (mm)	Overall Length (L) (mm)	Effective Length (mm)	blade diameter (mm)	Neck diameter (mm)	CBN Layer
	SGD 249.29	1 Piece(s)		6 Day(s) or more	0.5	1	50	8	1	0.95	1

Part Number

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	R Size (mm)	Blade length (ℓ) (mm)	Overall Length (L) (mm)	Effective Length (mm)	blade diameter (mm)	Neck diameter (mm)	CBN Layer

Download (PDF)

Catalog (2 page view)

Product TOP

Basic Information

Type	Ball	work material	High Hardness Steel-HRC55 / High Hardness Steel-HRC60 / High Hardness Steel-HRC65	Number of flutes(sheet)	2
Shank diameter (d)(mm)	4	R Precision(μm)	＋0.005～－0.005	Machining Application	Curved surface / Side / Engraving / R Groove
Twist	Torsional Angle 30°	Blade diameter tolerance	0～－0.01	Handle diameter tolerance	0～－0.003
Material	CBN Cubic Boron Nitride Crystalline

Please check the type/dimensions/specifications of the part SBBEF-2050080 in the CBN 2-Flute Spiral Ball-End Mill SBBEF-2 series.

Configure

Completed

Specification/Dimensions

type
- SBBEF-2
Clear
R Size(mm)
0.1

0.15

0.2

0.25

0.3

0.4

0.5

0.6

0.7

0.75

0.8

0.9

1

1.5
Clear
Blade length (ℓ)(mm)
0.2

0.3

0.4

0.5

0.6

0.8

1

1.2

1.4

1.5

2
Clear
Overall Length (L)(mm)
50

60
Clear
Effective Length(mm)
0.6

0.9

1.2

1.5

1.8

2.4

3

3.6

4

4.2

4.5

4.8

5

5.4

6

7.2

8

8.4

9

9.6

10

10.8

12

18
Clear
blade diameter(mm)
0.2

0.3

0.4

0.5

0.6

0.8

1

1.2

1.4

1.5

1.6

1.8

2

3
Clear
Neck diameter(mm)
0.18

0.28

0.37

0.46

0.56

0.76

0.95

1.15

1.35

1.45

1.55

1.75

1.95

2.95
Clear
CBN Layer
- 0.4
- 0.6
- 1
- 2
Clear

Days to Ship

All

6 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Similar Part Numbers

Part Number
SBBEF-2015018
SBBEF-2020012
SBBEF-2020024
SBBEF-2050100
SBBEF-2060036
SBBEF-2060072

Standard Unit Price	Minimum order quantity	Days to Ship	R Size (mm)	Blade length (ℓ) (mm)	Overall Length (L) (mm)	Effective Length (mm)	blade diameter (mm)	Neck diameter (mm)	CBN Layer
SGD 269.60	1 Piece(s)	6 Day(s) or more	0.15	0.3	50	1.8	0.3	0.28	0.6
SGD 249.29	1 Piece(s)	6 Day(s) or more	0.2	0.4	50	1.2	0.4	0.37	0.6
SGD 254.64	1 Piece(s)	6 Day(s) or more	0.2	0.4	50	2.4	0.4	0.37	0.6
SGD 259.98	1 Piece(s)	6 Day(s) or more	0.5	1	50	10	1	0.95	1
SGD 232.19	1 Piece(s)	6 Day(s) or more	0.6	1.2	50	3.6	1.2	1.15	2
SGD 237.53	1 Piece(s)	6 Day(s) or more	0.6	1.2	50	7.2	1.2	1.15	2

Part Number

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	R Size (mm)	Blade length (ℓ) (mm)	Overall Length (L) (mm)	Effective Length (mm)	blade diameter (mm)	Neck diameter (mm)	CBN Layer

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CBN 2-Flute Spiral Ball-End Mill SBBEF-2 (SBBEF-2050080)

Configured Specifications

2D/3D CAD ?

2D CAD Data with Dim. Fixed

Basic Information

Configure

Specification/Dimensions

type

R Size(mm)

Blade length (ℓ)(mm)

Overall Length (L)(mm)

Effective Length(mm)

blade diameter(mm)

Neck diameter(mm)

CBN Layer