• Four Edged Aluminum End Mill R0.5-R6 HRC55 4 Flutes Internal R End Mills
Four Edged Aluminum End Mill R0.5-R6 HRC55 4 Flutes Internal R End Mills

Four Edged Aluminum End Mill R0.5-R6 HRC55 4 Flutes Internal R End Mills

Product Details:

Place of Origin: China
Brand Name: BWIN
Model Number: R0.75*D4*50L-4F HRC55

Payment & Shipping Terms:

Minimum Order Quantity: 1pcs/box
Price: Negotiable
Packaging Details: Plastic box
Delivery Time: 7 work days
Payment Terms: T/T, Western Union
Supply Ability: 1-10000pcs 7days
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Detail Information

Product Name: HRC55 4 Flutes Internal R End Mills Model: R0.5-R6
Material: Tungsten HRC55 Inner R Endmills Workpiece: Aluminum
Usage: Milling Machine Coating: Uncoated
HRC: HRC55 Feature: Sharp And Wear-resistant
Application: Milling Package: 1pcs/Box
High Light:

4 Flutes Aluminum End Mill

,

R0.5 Aluminum End Mill

,

internal R Aluminum End Mill

Product Description

55HRC Inner R Endmills Four-Edged Aluminum Milling Tips Cutter 4 Flutes Internal R End Mills

 

Description OF inner-R Aluminum End Mill

  • The HRC55 4-blade aluminum internal R milling cutter is carefully ground with excellent tungsten steel raw materials, which has high wear resistance and strength; Adopting a suitable blade design that takes into account both the strength and sharpness of the blade, while also adopting a large core diameter to enhance the rigidity of the tool and ensure stable cutting and chip removal; Large capacity chip removal has strong cutting ability, smooth chip discharge, and can achieve high efficiency machining; The full edge seismic design can suppress chatter during the machining process and improve the quality of the machined surface.

 

Carbide material introdution

Item Grade
HRC45
(YG10X )
HRC55
(YL10.2 & WF25)
HRC60
(Germany K44 &K40)
HRC65
(Sandvik H10F)

Details
Grain size 0.7um
Co10%
Flexural strength
3320N/mm2
Grain size 0.6um
Co10%
Flexural strength 4000N/mm2
Grain size 0.5um
Co12%
Flexural strength
4300N/mm2
Grain size 0.5um
Co10%
Flexural strength 4300N/mm2
Appli​cation Suitable for general steel General steel, stainless steel, cast iron High hard material, steel, cast iron, etc Titanium alloy, high-temperature alloy, harden material, etc

 

Coating Classifying and Advantage
Item Coating Type AlTiN TiAlN TiSiN NaCo
 
Characteristic
Hardness(HV) 3300 2800 4300 42(GPA)
Thickness(UM) 2.5-3 2.5-3 3 3
Oxidation Temp.(°C) 900 800 1000 1200
Friction Coefficient 0.35 0.3 0.25 0.4
Color Black Bronze Bronze and gold Blue
 
Advantages
High heat stability
 
Normally cutting
Suitable for heavy cutting, and high hardness cutting For high precision cutting
Suitable for high speed, dry cutting Suitable for cutting mould steel,
stainless steel
Suitable for high hardness cutting, mould steel processing
Most suitable for carbide cutting tools, turning insert
 
 
Feature of inner-R Milling Cutter
  • Tungsten steel material with high hardness
  • Edge precision grinding process, sharp and wear-resistant
  • Continuous cutting, fast processing speed
  • Good chip removal effect, improving processing efficiency
  • High speed cutting with high smoothness
 
Note OF inner-R Milling Cutter
  • If the following carbide internal R milling cutter cannot meet your requirements, we support OEM customized production. The diameter of 0.2mm to 25mm, the total length of 50mm to 200mm, 4F, 5F, 6F, 8F and logo can be customized, including inch size end milling cutter. Please contact us to select or customize non-standard carbide end mill according to your needs.
Radius
Cutting diameter
Tip diameter
Shank diameter
Overall
length
Flutes
R0.5
4
3
4
50
2/4
R0.75
4
2.5
4
50
2/4
R1.0
4
2
4
50
2/4
R1.25
6
3.5
6
50
2/4
R1.5
6
3
6
50
2/4
R1.75
6
2.5
6
50
2/4
R2.0
6
2
6
50
2/4
R2.5
8
3
8
60
2/4
R3.0
8
2
8
60
2/4
R3.5
10
3
10
75
2/4
R4.0
10
2
10
75
2/4
R5.0
12
2
12
75
2/4
R6.0
14
2
14
75
2/4

 

Instructions OF internal R Milling Cutter

1. Before using the carbide internal R milling cutter, please measure the tool deflection. If the tool deflection accuracy exceeds 0.01mm, please correct it before cutting.

2. The shorter the carbide e extends out of the collet, the better. If the tool extends out longer, reduce the speed, feed speed or cutting amount.

3. In case of abnormal vibration or sound during cutting, please reduce the speed and cutting amount until the situation is improved.

4. Spray type and air jet type are preferred for steel cooling, which can improve the use effect of carbide inner R milling cutter.

5. Note: Not suitable for low speed machines such as rotary table and electric hand drill.

 

Applications OF internal R End Mill

Brand BWIN
Flutes 4 Flutes
Product Name Internal R milling cutter for aluminum
Hardness HRC55 °
Applicable materials Aluminum alloy, copper, aluminum parts, etc

Cnc Milling Cutter 6mm 3 4 Flute Tungsten Solid Carbide High Feed Endmill End Mill


 

FAQ

Q1. The tool breaks when cutting in or pulling out the workpiece

The feed rate and cutting depth can be reduced, and the cutting edge length can be shortened to the minimum of the necessary length.

 

Q2. Tool breaks during normal machining

Reduce the feed rate and cutting depth.

The tool shall be passivated.

Replace the clamp or spring collet.

The tool with high cutting edge number changes the tool with low cutting edge number to improve chip removal and prevent chip blockage.

Replace dry milling with wet milling (using cutting fluid), and use it with vortex tube gun to reduce tool temperature and avoid tool overheating.

If the wet milling fluid supply direction is changed from the front to the oblique rear or transverse top, the coolant flow should be sufficient.

 

Q3. The tool breaks when the feed direction changes

(1) Use arc interpolation (NC machine tool), or temporarily stop (temporarily) feeding.

(2) Reduce (decrease) the feed before and after the direction change.

(3) Replace the clamp or spring collet.

 

Q4. Problem: Part of the blade tip breaks

Chamfer the corners with manual grinding.

Change down milling to up milling.

 

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