Kyocera - Основной каталог 2010-2011 ENG
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4YEBM
Semi-Finishing of Difcult-to-Cut Recommended Material Number of Flutes: 4
Material (Ball-nose end mill with 4 flutes)
1st Recommendation
Aluminum Non-ferrous Metal Difficult-to-Cut Material Hardened material General Use I
Shank Dia. NN
3
-
4
%D
%
%T
Lineup (Unit: mm)
*Radius of Outside Outside Edge Neck Dia. Under Neck Shank Dia. Total length Number of
Length Length Flutes
Description Std. Ball Nose Dia. Dia.
4YEBM050-090-06 R Dc tolerance 9 D1 2 Ds L Z
4YEBM060-100-06
4YEBM080-120-08 R2.5 5 -0.020 10 4.5 15 6 57 4
4YEBM100-140-10 -0.038
12
R3 6 -0.020 5.5 15 6 57 4
-0.038 14
R4 8 -0.025 7.4 20 8 63 4
-0.047
R5 10 -0.025 9.2 25 10 72 4
-0.047
4YEBM120-160-12 R6 12 -0.032 16 11 30 12 83 4
-0.059
4YEBM160-220-16 R8 16 -0.032 22 15 38 16 92 4
-0.059
4YEBM200-260-20 R10 20 -0.040 26 19 50 20 104 4
-0.073
L * Actual ball-nose radius will be half of actual measurement of outer diameter.
Ball-nose end mill for semi-nishing of Difcult-to-Cut materials.
Recommended Cutting Conditions
Shouldering
Solid End Mill
BQ Workpiece Materials Depth of Cut (apae) (mm) Outside Dia. (mm) 5 6 8 10 12 16 20
Stainless Steel 1Dc0.5Dc Spindle Revolution (min-1) 5,700 4,800 3,600 2,900 2,400 1,800 1,400
Feed Rate (mm/min) 620 630 630 640 560 450 390
BF Heat-resistant Alloy 1Dc0.2Dc Spindle Revolution (min-1) 1,700 1,400 1,000 800 700 500 400
Feed Rate (mm/min) 70 80 100 80 90 90 80
Shouldering
Soft Steels 1Dc0.5Dc Spindle Revolution (min-1) 9,400 7,900 5,900 4,700 3,900 2,900 2,400
Slotting Feed Rate (mm/min) 1,020 1,130 1,270 1,020 990 800 760
BQ Spindle Revolution (min-1) 3,200 2,700 2,000 1,600 1,300 1,000 800
Feed Rate (mm/min) 180 190 220 170 170 160 160
Titanium Alloy 1Dc0.3Dc
Gray Cast Iron 1Dc0.4Dc Spindle Revolution (min-1) 7,800 6,500 4,900 3,900 3,200 2,400 1,900
Feed Rate (mm/min) 840 930 1,050 840 820 660 630
* Machining with coolant is recommended for stainless steel.
Please refer to page L45 about Slotting.
L38 : Std. Item : Check Availability R : Std. Item (R-hand Only) L : Std. Item (L-hand Only)
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