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ST-U Serie Variable Helix Corner Radius End Mill

Square End Mills

The ST-U Serie Variable Helix Corner Radius End Mill is a range of professionally designed tools designed to improve machining efficiency and accuracy. Their unique construction and high quality materials make them ideal for use in modern manufacturing. Whether it’s in metalworking, plastic moulding or other materials processing, the ST-H Serie Variable Helix Corner Radius End Mill demonstrates outstanding performance and reliability.
Product Features:

Quality and Durable Knife Material:

The ST-U Serie Variable Helix Corner Radius End Mill is made of high quality cutting tool materials, such as carbide or HSS, which gives it excellent wear resistance and durability. This ensures that the knives remain sharp over long periods of time, reducing the frequency of tool changes and increasing productivity.

Unique tool geometry:

The tools in this series have been designed with a special shape that makes them suitable for machining a wide range of curved surfaces and contours. This geometry not only provides a wider range of machining capabilities, but also helps to reduce vibration and increase cutting stability, thus improving machined surface quality.

Efficient Cutting Design:

The ST-U Serie Variable Helix Corner Radius End Mill features an advanced tool design that makes the cutting process more efficient. By optimising the cutting edge geometry, flank angle and edge structure, it is able to increase cutting speed while reducing cutting resistance, thus saving machining time and reducing costs.

Versatile application flexibility:

This series of knives is widely used for cutting and machining a variety of materials, including metals, plastics, composites and more. Whether in automotive manufacturing, aerospace, or mould and die machining, the ST-U Serie Variable Helix Corner Radius End Mill are able to perform different tasks, demonstrating outstanding versatility and flexibility.
CPD55O
TISIN
HRC 55

Product Detail

For Steel , Cast Iron

D
D2
L
L2
Unit
(mm)
D
D≤12
D>12
T
0
0
-0.015
-0.02
Radius R
Diameterd D
Cutting Length L
Shank D2
Overall LengthCutting L2
R
mm
mm
mm
mm
0.2
1
3
4
50
0.2
1.5
4
4
50
0.2
2
5
4
50
0.2
3
9
4
50
0.5
3
9
4
50
0.2
4
11
4
50
0.5
4
11
4
50
0.5
5
13
6
50
1
5
13
6
50
0.2
5
13
6
50
0.2
6
15
6
50
0.5
6
15
6
50
1
6
15
6
50
0.5
8
20
8
60
1
8
20
8
60
0.5
10
25
10
75
1
10
25
10
75
0.5
12
30
12
75
1
12
30
12
75
Ordering Code
ST-U-4F-YB01002030450
ST-U-4F-YB015002040450
ST-U-4F-YB02002050450
ST-U-4F-YB03002090450
ST-U-4F-YB03005090450
ST-U-4F-YB04002110450
ST-U-4F-YB04005110450
ST-U-4F-YB05005130650
ST-U-4F-YB0501130650
ST-U-4F-YB05002130650
ST-U-4F-YB06002151550
ST-U-4F-YB06005151550
ST-U-4F-YB0601151550
ST-U-4F-YB08005202060
ST-U-4F-YB0801202060
ST-U-4F-YB10005252575
ST-U-4F-YB1001252575
ST-U-4F-YB12005303075
ST-U-4F-YB1201303075

Work Material

P
M
K
N
S
H
Iso
Workpiece Material
Depth of cut (mm)
VC m/min
P
<45HRC Carbon Steel Alloy Steel50HRC Alloy Steel
Ap≤1D Ap≤0.5d
80 60
Rote Speed (Min-1) Feed Velocity (Mm/Min)
K
<32HRC Gry Cast Iron, Nodular Cast Iroron35-45HRC High Alloy Cast Iron
Ap≤1D Ap≤0.8
55 55
Rote Speed (Min-1) Feed Velocity (Mm/Min)
Tool Diameter (mm)
6
8
10
12
16
20
P
4250 760
2390 700
2550 660
2120 640
1590 640
1270 710
3190 380
2390 380
1910 380
1590 380
1190 330
960 310
K
2920 370
2190 370
1750 360
1460 350
1100 310
880 280
2920 350
2390 380
1750 350
1460 320
1133 290
880 280
Above table is the standard cutting data for side mlling maching, f for groove cutting, the VC should reach 50%-70% and the fed should reach 40%-60% based on the table.
Precision surface machining
High efficiency metal cutting
Composite material processing
Excellent application for mould making

Example Of An Application Using ST-U Serie Variable Helix Corner Radius End Mill

Precision surface machining

High efficiency metal cutting

Composite material processing

Excellent application for mould making

Inquiry
+86 13815069640
Working Hours: 8:00am—6:00pm
*Technical Inquiry
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