Slot drills long, 2-fluted, centre cutting, 25°, type N, Weldon shank, coating TiAlN

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Slot drills long, 2-fluted, centre cutting, 25°, type N, Weldon shank, coating TiAlN

221418 TiAlN High-speed steel HSS Co8

Cutting conditions Product attributes

D e 8	d h 6	l₁	l₂	Z	Item code	On stock
2	6	54	7	2	221418.020 TiAlN	Yes
3	6	56	8	2	221418.030 TiAlN	No
3,5	6	59	10	2	221418.035 TiAlN	No
4	6	63	11	2	221418.040 TiAlN	Yes
4,5	6	63	11	2	221418.045 TiAlN	No
5	6	68	13	2	221418.050 TiAlN	No
5,5	6	68	13	2	221418.055 TiAlN	Yes
6	6	68	13	2	221418.060 TiAlN	No
6,5	10	80	16	2	221418.065 TiAlN	Yes
7	10	80	16	2	221418.070 TiAlN	No
8	10	88	19	2	221418.080 TiAlN	No
8,5	10	88	19	2	221418.085 TiAlN	Yes
9	10	88	19	2	221418.090 TiAlN	No
10	10	95	22	2	221418.100 TiAlN	No
11	12	102	22	2	221418.110 TiAlN	No
12	12	110	26	2	221418.120 TiAlN	Yes
13	12	110	26	2	221418.130 TiAlN	No
14	12	110	26	2	221418.140 TiAlN	Yes
15	12	110	26	2	221418.150 TiAlN	Yes
16	16	123	32	2	221418.160 TiAlN	Yes
18	16	123	32	2	221418.180 TiAlN	Yes
20	20	141	38	2	221418.200 TiAlN	Yes
22	20	141	38	2	221418.220 TiAlN	Yes
24	25	166	45	2	221418.240 TiAlN	Yes
25	25	166	45	2	221418.250 TiAlN	Yes
26	25	166	45	2	221418.260 TiAlN	No
28	25	166	45	2	221418.280 TiAlN	Yes
30	25	166	45	2	221418.300 TiAlN	Yes
32	32	186	53	2	221418.320 TiAlN	Yes
36	32	186	53	2	221418.360 TiAlN	No
40	32	196	63	2	221418.40032 TiAlN	No

D 40 ≠ ISO 1641

Cutting conditions

Material	Strength	A_p	A_e	V_c	fz(mm/z) Ø 3	Ø 6	Ø 8	Ø 10	Ø 12	Ø 16	Ø 18	Ø 20	Ø 25	Ø 32	Ø 36	Ø 40
P.1 \| Free-cutting steels, general construction steels	≤ 600 N/mm²	0,5xD	1xD	67.5	0.009	0.022	0.029	0.036	0.044	0.058	0.065	0.073	0.091	0.116	0.13	0.14
P.2 \| General construction steels, steel castings	≤ 850 N/mm²	0,5xD	1xD	58.5	0.009	0.022	0.029	0.036	0.044	0.058	0.065	0.073	0.091	0.116	0.13	0.14
P.3 \| Tool steels low alloyed	≤ 1100 N/mm²	0,5xD	1xD	36	0.009	0.022	0.029	0.036	0.044	0.058	0.065	0.073	0.091	0.116	0.13	0.14
P.4 \| Heat treatable steels	≤ 900 N/mm²	0,5xD	1xD	45	0.009	0.022	0.029	0.036	0.044	0.058	0.065	0.073	0.091	0.116	0.13	0.14
P.5 \| Tool steels high alloyed	≤ 1100 N/mm²	0,5xD	1xD	36	0.009	0.022	0.029	0.036	0.044	0.058	0.065	0.073	0.091	0.116	0.13	0.14
M.2 \| Corrosion- and acid-proof steels	750 - 850 N/mm²	0,5xD	1xD	22.5	0.009	0.022	0.029	0.036	0.044	0.058	0.065	0.073	0.091	0.116	0.13	0.14
K.1 \| Cast iron (≤ 240 HB)	≤ 820 N/mm²	0,5xD	1xD	52.5	0.009	0.022	0.029	0.036	0.044	0.058	0.065	0.073	0.091	0.116	0.13	0.14
K.2 \| Cast iron (> 240 HB)	> 800 N/mm²	0,5xD	1xD	37.5	0.009	0.022	0.029	0.036	0.044	0.058	0.065	0.073	0.091	0.116	0.13	0.14
N.2 \| Al-Si alloys (Si ≤ 12%)	≤ 600 N/mm²	0,5xD	1xD	240-450	0.012	0.029	0.038	0.047	0.057	0.075	0.085	0.095	0.118	0.151	0.169	0.182

Calculations of cutting conditions

Product attributes

Clamping element

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Straight shank with clamping flat (Weldon) according to DIN 1835 B.

Type N

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Universal usage. Suitable for materials up to strength 900 MPa.

Feed direction possibility

TiAlN coating.

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Its advantage is in high hardness in higher temperaures, good oxidation resistance and low temperature conductivity. Universal usage with emphasis on high-speed miling without cooling. Siutable for milling of hard materials.

Norm ISO 1641.

Tool geometry

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Helix angle = 25°. Rake angle = 12°.

Material HSS Co8

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Extra high performance high speed steel with good toughness and great temperature resistance. It is applicable especially for milling of materials with high strength, austenitic steels, steels for warm working, etc.