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STC end mill Speedtwister-Universal, extra long XL, five cutting edges, uneven angle of twist gradient, 5xD - ENDMIL-SHA-STW-WN-XL-STC-UV-TD-HB-D12 STC end mill Speedtwister-Universal, extra long XL, five cutting edges, uneven angle of twist gradient, 5xD - ENDMIL-SHA-STW-WN-XL-STC-UV-TD-HB-D12
STC end mill Speedtwister-Universal, extra long XL, five cutting edges, uneven angle of twist gradient, 5xD - ENDMIL-SHA-STW-WN-XL-STC-UV-TD-HB-D12 - 1
STC end mill Speedtwister-Universal, extra long XL, five cutting edges, uneven angle of twist gradient, 5xD - ENDMIL-SHA-STW-WN-XL-STC-UV-TD-HB-D12 - 2

STC end mill Speedtwister-Universal, extra long XL, five cutting edges, uneven angle of twist gradient, 5xD

End mill Speedtwister UNI WN 5xD type N
ENDMIL-SHA-STW-WN-XL-STC-UV-TD-HB-D12

Art.-no. 5443310204
EAN 4062856187355
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STC end mill Speedtwister-Universal, extra long XL, five cutting edges, uneven angle of twist gradient, 5xD

Art.-no. 5443310204

Price for selected packaging unit
Quantity
PU
x 1 pcs

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Trochodial high-performance cutter for universal application: For static and dynamic processes. Extremely smooth running and perfect chip control thanks to state-of-the-art tool geometries, setting new standards in machining performance.
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Würth Catalogue

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Product code

6137

Material to be processed

Steel, Stainless steel, Hard and tough material, Non-ferrous metal

Diameter (d1)

12 mm

Shank diameter (d2)

12 mm

Standards

CS

Construction length

Extra long

Shank style

Cylindrical DIN 6535-HB

Cutting material

SC

Surface

TWINDUR

Coolant supply

External

Twist angle

45° Vario

Length (l1)

115 mm

Cutting edge length (l2)

62 mm

Number of cutting edges (Z)

5 PCS

Corner chamfer

0.05 mm

Tolerance of cutting edge diameter

f8

Tolerance of shank diameter

h6

Material of sub-group

General structural steels, Non-alloyed tempering steels < 1000 N/mm², Alloyed tempering steels < 1000 N/mm², Nitriding steels < 1300 N/mm², Stainless steels < 850 N/mm², Stainless steels > 850 N/mm², Steels > 45 HRC, Copper, Brass

For dia. 12-16
Material designation Tensile strength Cooling vc fz
Dia. 12 Dia. 16
min. max. min. max. min. max.
Steels
General structural steels < 500 N/mm² L + E 231 525 0,101 0,209 0,120 0,249
500-850 N/mm² L + E 187 425 0,095 0,197 0,113 0,235
Carbon steels < 850 N/mm² L + E 187 425 0,088 0,183 0,113 0,235
850-1000 N/mm² L + E 176 400 0,083 0,171 0,101 0,209
Unalloyed heat-treated steels < 700 N/mm² L + E 181 412 0,101 0,209 0,120 0,249
700-850 N/mm² L + E 181 412 0,095 0,197 0,113 0,235
850-1000 N/mm² L + E 181 412 0,083 0,171 0,101 0,209
Alloyed heat-treated steels 850-1000 N/mm² L + E 176 400 0,076 0,157 0,101 0,209
1000-1200 N/mm² L + E 154 350 0,070 0,145 0,076 0,157
Unalloyed case-hardening steels < 750 N/mm² L + E 231 525 0,101 0,209 0,120 0,248
Alloyed case-hardening steels < 1000 N/mm² L + E 176 400 0,083 0,171 0,101 0,209
1000-1200 N/mm² L + E 154 350 0,076 0,157 0,088 0,183
Nitriding steels < 1000 N/mm² L + E 176 400 0,083 0,171 0,101 0,209
1000-1200 N/mm² L + E 154 350 0,063 0,131 0,076 0,157
Tool steels < 850 N/mm² L + E 187 425 0,083 0,171 0,101 0,209
850-1100 N/mm² L + E 176 400 0,076 0,157 0,088 0,183
High-speed steels 850-1200 N/mm² L + E 104 237 0,076 0,157 0,088 0,183
Spring steels < 1200 N/mm² L + E 104 237 0,057 0,119 0,063 0,131
High grade steels
Stainless steels, sulphurated < 700 N/mm² E 126 287 0,083 0,171 0,101 0,209
Stainless steels, austenitic < 700 N/mm² E 121 275 0,076 0,157 0,088 0,183
< 850 N/mm² E 104 237 0,076 0,157 0,088 0,183
Stainless steels, martensitic < 1100 N/mm² E 88 200 0,078 0,162 0,088 0,183
Special alloys < 1200 N/mm² E 71 162 0,063 0,131 0,083 0,171
Titanium, titanium alloys < 850 N/mm² E 66 150 0,076 0,157 0,088 0,183
For dia. 6-10
Material designation Tensile strength Cooling vc fz
Dia. 6 Dia. 8 Dia. 10
min. max. min. max. min. max. min. max.
Steels
General structural steels < 500 N/mm² L + E 231 525 0,050 0,104 0,063 0,131 0,083 0,171
500-850 N/mm² L + E 187 425 0,045 0,093 0,063 0,131 0,076 0,157
Carbon steels < 850 N/mm² L + E 187 425 0,045 0,093 0,063 0,131 0,076 0,157
850-1000 N/mm² L + E 176 400 0,038 0,078 0,050 0,104 0,070 0,145
Unalloyed heat-treated steels < 700 N/mm² L + E 181 412 0,050 0,104 0,063 0,131 0,083 0,171
700-850 N/mm² L + E 181 412 0,045 0,093 0,063 0,131 0,078 0,162
850-1000 N/mm² L + E 181 412 0,038 0,078 0,050 0,104 0,070 0,145
Alloyed heat-treated steels 850-1000 N/mm² L + E 176 400 0,038 0,078 0,050 0,104 0,070 0,145
1000-1200 N/mm² L + E 154 350 0,038 0,078 0,050 0,104 0,063 0,131
Unalloyed case-hardening steels < 750 N/mm² L + E 231 525 0,050 0,104 0,063 0,131 0,083 0,171
Alloyed case-hardening steels < 1000 N/mm² L + E 176 400 0,038 0,078 0,050 0,104 0,070 0,145
1000-1200 N/mm² L + E 154 350 0,038 0,078 0,050 0,104 0,063 0,131
Nitriding steels < 1000 N/mm² L + E 176 400 0,038 0,078 0,050 0,104 0,070 0,145
1000-1200 N/mm² L + E 154 350 0,038 0,078 0,045 0,093 0,057 0,119
Tool steels < 850 N/mm² L + E 187 425 0,038 0,078 0,050 0,104 0,070 0,145
850-1100 N/mm² L + E 176 400 0,032 0,067 0,045 0,093 0,063 0,131
High-speed steels 850-1200 N/mm² L + E 104 237 0,038 0,078 0,050 0,104 0,063 0,131
Spring steels < 1200 N/mm² L + E 104 237 0,032 0,067 0,038 0,078 0,050 0,104
High grade steels
Stainless steels, sulphurated < 700 N/mm² E 126 287 0,038 0,078 0,050 0,104 0,070 0,145
Stainless steels, austenitic < 700 N/mm² E 121 275 0,038 0,078 0,050 0,104 0,063 0,131
< 850 N/mm² E 104 237 0,038 0,078 0,050 0,104 0,063 0,131
Stainless steels, martensitic < 1100 N/mm² E 88 200 0,038 0,078 0,050 0,104 0,063 0,131
Special alloys < 1200 N/mm² E 71 162 0,032 0,067 0,045 0,093 0,057 0,119
Titanium, titanium alloys < 850 N/mm² E 66 150 0,038 0,078 0,050 0,104 0,063 0,131
Key
L = air
E = emulsion
vc = cutting speed [m/min]
fz = feed per tooth [mm/t]
ae (radial cutting thickness) = 0.03xd1-0.14xd1
ap (axial cutting thickness) = 5xd1
The suggested cutting values are reference values and must be adapted to the respective conditions.
Choosing the right mount is a critical factor in trochoidal machining.
The best results were achieved with an IC Weldon tool holder (balancing quality G2.5/18,000 rpm).
For dia. 6-10
Material designation Tensile strength Cooling vc fz
Dia. 6 Dia. 8 Dia. 10
min. max. min. max. min. max. min. max.
Steels
General structural steels < 500 N/mm² L + E 231 504 0,050 0,101 0,063 0,126 0,083 0,165
500-850 N/mm² L + E 187 408 0,045 0,090 0,063 0,126 0,076 0,151
Carbon steels < 850 N/mm² L + E 187 408 0,045 0,090 0,063 0,126 0,076 0,151
850-1000 N/mm² L + E 176 384 0,038 0,076 0,050 0,101 0,070 0,140
Unalloyed heat-treated steels < 700 N/mm² L + E 181 396 0,050 0,101 0,063 0,126 0,083 0,165
700-850 N/mm² L + E 181 396 0,045 0,090 0,063 0,126 0,078 0,157
850-1000 N/mm² L + E 181 396 0,038 0,076 0,050 0,101 0,070 0,140
Alloyed heat-treated steels 850-1000 N/mm² L + E 176 384 0,038 0,076 0,050 0,101 0,070 0,140
1000-1200 N/mm² L + E 154 336 0,038 0,076 0,050 0,101 0,063 0,126
Unalloyed case-hardening steels < 750 N/mm² L + E 231 504 0,050 0,101 0,063 0,126 0,083 0,165
Alloyed case-hardening steels < 1000 N/mm² L + E 176 384 0,038 0,076 0,050 0,101 0,070 0,140
1000-1200 N/mm² L + E 154 336 0,038 0,076 0,050 0,101 0,063 0,126
Nitriding steels < 1000 N/mm² L + E 176 384 0,038 0,076 0,050 0,101 0,070 0,140
1000-1200 N/mm² L + E 154 336 0,038 0,076 0,045 0,090 0,057 0,115
Tool steels < 850 N/mm² L + E 187 408 0,038 0,076 0,050 0,101 0,070 0,140
850-1100 N/mm² L + E 176 384 0,032 0,064 0,045 0,090 0,063 0,126
High-speed steels 850-1200 N/mm² L + E 104 228 0,038 0,076 0,050 0,101 0,063 0,126
Spring steels < 1200 N/mm² L + E 104 228 0,032 0,064 0,038 0,076 0,050 0,101
High grade steels
Stainless steels, sulphurated < 700 N/mm² E 126 276 0,038 0,076 0,050 0,101 0,070 0,140
Stainless steels, austenitic < 700 N/mm² E 121 264 0,038 0,076 0,050 0,101 0,063 0,126
< 850 N/mm² E 104 228 0,038 0,076 0,050 0,101 0,063 0,126
Stainless steels, martensitic < 1100 N/mm² E 88 192 0,038 0,076 0,050 0,101 0,063 0,126
Special alloys < 1200 N/mm² E 71 156 0,032 0,064 0,045 0,090 0,057 0,115
Titanium, titanium alloys < 850 N/mm² E 66 144 0,038 0,076 0,050 0,101 0,063 0,126
Key
L = air
E = emulsion
vc = cutting speed [m/min]
fz = feed per tooth [mm/t]
ae (radial cutting thickness) = 0.03xd1-0.14xd1
ap (axial cutting thickness) = 5xd1
The suggested cutting values are reference values and must be adapted to the respective conditions.
Choosing the right mount is a critical factor in trochoidal machining.
The best results were achieved with an IC Weldon tool holder (balancing quality G2.5/18,000 rpm).
For dia. 12-16
Material designation Tensile strength Cooling vc fz
Dia. 12 Dia. 16
min. max. min. max. min. max.
Steels
General structural steels < 500 N/mm² L + E 231 504 0,101 0,202 0,120 0,241
500-850 N/mm² L + E 187 408 0,095 0,190 0,113 0,227
Carbon steels < 850 N/mm² L + E 187 408 0,088 0,176 0,113 0,227
850-1000 N/mm² L + E 176 384 0,083 0,165 0,101 0,202
Unalloyed heat-treated steels < 700 N/mm² L + E 181 396 0,101 0,202 0,120 0,241
700-850 N/mm² L + E 181 396 0,095 0,190 0,113 0,227
850-1000 N/mm² L + E 181 396 0,083 0,165 0,101 0,202
Alloyed heat-treated steels 850-1000 N/mm² L + E 176 384 0,076 0,151 0,101 0,202
1000-1200 N/mm² L + E 154 336 0,070 0,140 0,076 0,151
Unalloyed case-hardening steels < 750 N/mm² L + E 231 504 0,101 0,202 0,120 0,239
Alloyed case-hardening steels < 1000 N/mm² L + E 176 384 0,083 0,165 0,101 0,202
1000-1200 N/mm² L + E 154 336 0,076 0,151 0,088 0,176
Nitriding steels < 1000 N/mm² L + E 176 384 0,083 0,165 0,101 0,202
1000-1200 N/mm² L + E 154 336 0,063 0,126 0,076 0,151
Tool steels < 850 N/mm² L + E 187 408 0,083 0,165 0,101 0,202
850-1100 N/mm² L + E 176 384 0,076 0,151 0,088 0,176
High-speed steels 850-1200 N/mm² L + E 104 228 0,076 0,151 0,088 0,176
Spring steels < 1200 N/mm² L + E 104 228 0,057 0,115 0,063 0,126
High grade steels
Stainless steels, sulphurated < 700 N/mm² E 126 276 0,083 0,165 0,101 0,202
Stainless steels, austenitic < 700 N/mm² E 121 264 0,076 0,151 0,088 0,176
< 850 N/mm² E 104 228 0,076 0,151 0,088 0,176
Stainless steels, martensitic < 1100 N/mm² E 88 192 0,078 0,157 0,088 0,176
Special alloys < 1200 N/mm² E 71 156 0,063 0,126 0,083 0,165
Titanium, titanium alloys < 850 N/mm² E 66 144 0,076 0,151 0,088 0,176

Art.-no.
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