Internal Turning Tool
Your Professional Internal Turning Tool Supplier
Kunshan Meiyaxing Hardware Machinery Co., Ltd. is a company specializing in the production and sales of metal cutting tools. With more than 20 years of experience, we set new technology, high-end machinery and tool manufacturers as one, to provide customers with quality tools, is a direct branch of Hong Kong Meiya International Trading company. Since the establishment of the company - always uphold the "quality", "professional" and "efficient" business philosophy. Founded the MANF brand, and with Japan Kyocera, Sumitomo, Mitsubishi, Taiwan ECHAIN, Germany C.P.T and other international brands trade cooperation.
Why Choose Us
Reliable Product Quality
We are proud of our high quality, cost-effective and good service, and have won the praise of customers in various industries such as aviation, medical equipment, automobile manufacturing, mold processing and electronic technology.
Good Service
High-quality after-sales service, tracking usage, and positive feedback. Rapid response within 24 hours.
Product Application
Our widely used in aviation, medical equipment, automobile manufacturing, mold processing and electronic technology and many other industries.
Technical Team
We not only provide high quality and efficient cutting tools, but also have a superb technical team to provide professional and detailed processing solutions.
Advantages of Internal Turning Tool
Unique chip control geometries
Achieve precise control down to the smallest dimensions.
Increased tool life
Additional material at critical points significantly enhances tool life.
Improved surface finish
Optimized stability and extra material contribute to a superior surface finish.
Wide selection
A broad range of tool holders, including options with through-coolant capabilities.
Specification
|
Type |
Insert |
Specification |
Screw |
Wrench |
||||||
|
Dmin |
D |
f |
L |
L1 |
H |
A° |
||||
|
S10K-SDOCR/L07 |
DC££0702££ |
13 |
10 |
7 |
125 |
23 |
9 |
10° |
M2.5x6 |
T8 |
|
S12M-SDOCR/L07 |
16 |
12 |
9 |
150 |
30 |
11 |
8° |
|||
|
S16Q-SDOCR/L07 |
20 |
16 |
10.5 |
180 |
30 |
15 |
6° |
|||
|
S16Q-SDQCR/L11 |
DC££11T3££ |
19 |
16 |
10.5 |
180 |
30 |
15 |
6° |
M4x8 |
T15 |
|
S20R-SDOCR/L11 |
25 |
20 |
13 |
200 |
39 |
19 |
6° |
|||
|
S25S-SDQCR/L11 |
32 |
25 |
16 |
250 |
40 |
24 |
4° |
|||
|
S32T-SDQCR/L11 |
39 |
32 |
20 |
300 |
43 |
30 |
4° |
|||
Type of Internal Turning Tool

External Turning Tool
An external turning tool is designed for outer diameter turning, enabling precise machining of parts' outer surfaces in order to meet specific dimensions, tolerance levels and surface quality requirements.

End Face Turning Tool
End-face turning tools are specifically designed for machining the end faces of workpieces, with their primary cutting edge moving in from the outer diameter towards the center. They may also be fed from within towards the outer diameter to process end faces with holes.

Cut-Off or Grooving Tool
Cut-off and grooving tools are tools designed specifically for parting off or creating narrow grooves on workpieces, respectively. while their structures may resemble one another, their purposes vary significantly: cut-off tools have longer protruding tips (typically 5mm from the workpiece) that taper down into narrow widths (usually 2-6mm), making them less rigid while the length and width of groove grooving tool tips depend on depth and width of the groove being machined onto the workpiece.

Threading Tools
Threading tools are specifically designed to cut threads on a lathe. They come in various forms, such as triangular, square and trapezoidal thread profiles - with triangular threading tools being particularly popular due to the widespread application of triangular threads.
Material of Internal Turning Tool
Carbide (standard, coated)
Offers high wear resistance and long tool life.
Ceramics
Best for high-speed finishing in hard materials.
CBN (Cubic Boron Nitride)
Used for hardened steel and high-hardness applications.
PCD (Polycrystalline Diamond)
Ideal for non-ferrous metals and plastics.
Application Areas For Internal Turning Tool
Aerospace
Internal turning tools are crucial for manufacturing engine components, hydraulic systems, and landing gear parts.
01
Automotive
They are used in producing engine cylinders, transmission components, and other critical parts.
02
Oil and Gas
Internal turning is vital for machining valve bodies, pump housings, and other components used in oil and gas exploration and processing equipment.
03
Medical Device Manufacturing
The high precision capabilities of internal turning tools make them ideal for producing medical implants and surgical instruments.
04
General Manufacturing
Internal turning tools are widely used across various industries for machining various machine parts, molds, and dies.
05
Optimization Tips of Internal Turning Tool
Selection Of Tool Nose Radius
In the internal turning process, the small nose radius should be the first choice. Raising the nose radius will increase the radial and tangential cutting forces, and also increase the risk of vibration. The tips for selecting is that the nose radius should be slightly less than the cutting depth. In this way, the radial cutting force can be minimized.
Selection Of Tool Groove
The groove of the cutting tool has a decisive influence on the internal turning process. For the machining of the inner hole, the positive rake angle groove type tool with a sharp cutting edge and high strength are generally selected.
Cutting Edge Angle Of The Cutter
The cutting edge angle of the internal turning tool affects the direction and magnitude of radial force, axial force and composite force. The larger the cutting edge angle, the larger the axial cutting force, and the smaller the cutting edge angle, the larger the radial cutting force. In general, the axial cutting force towards the toolbar will not have a great influence on the machining, so it is advantageous to choose a larger angle.
Tool Treatment
The rounding of the cutting edge of the tool also affects the cutting force. Generally, the rounding of the cutting edge of the uncoated tool is smaller than that of the coated, especially when the long tool is overhanging and machining the small hole. Flank wear will change the back angle of the tool relative to the hole wall.
Clamping Method
The clamping stability of cutting tools and the stability of turned components determine the magnitude of vibration and whether the chatter will increase. The clamping unit of the cutter bar should meet requirements in length, surface roughness, and hardness. In order to achieve the stability of tool holder clamping, the inner surface of tool clamping must have high surface finish and enough hardness.
Effective Chip Removal
In the internal turning operation, chip removal also has a great influence on the machining effect and safety performance, especially in the processing of deep holes and blind holes. The short spiral chips are the ideal chips for internal turning, easy to be discharged and will not cause great pressure on the cutting edge when chip breaking.
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