Hard Materials industry Solutions

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With the heavy mining machinery manufacturing industry transformation and upgrading, more and more high-hardness wear-resistant work pieces were used in the manufacturing. The manufacturers only constant innovation, research and develop cutting tools products with high-quality, high-performance and high-efficiency, in order to better help the development of the manufacturing sector.
For high hardness wear parts, Halnn Superhard cutting tool unique in the field of high hardness wear-resistant pieces through technological innovation. And Halnn Cutting Tools supporting the formation of enterprises, providing "tailored" type of program services, and achieved gratifying results.
Specific cutting tools solutions are as follows:
1、The Casing of Slurry pump
The casing the pump.jpg
It belongs to heavy cutting ,the hardness HRC60,large working allowance.
Halnn Superhard recommend Solid Cubic Boron Nitride insert BN-K1 ,
whose advantages are stable cutting force, economic ,the represent of Chinese cutting tools .
Application Case as follows:

Machining Materials

High Chromium Cast iron Cr26

Machining Process

Turning Cylinder ,End Surface

Insert Grade

BN-K1

Cutting Parameters

Vc=75m/min,ap=2.5~5mm,Fr=0.1mm/r

Machining Type

Dry Cutting

Testing Result

Insert Materials

Cutting Speed

Lifetime/blade

Insert Wear

Halnn BN-K1

75m/min

7 pieces

Normal Wear

Some Ceramic Insert

35m/min

1 pieces

Chipping

2、Impeller of the slurry pump

Impeller of the slurry pump.jpg
Machining Process:Turning the end surface, high chromium cast iron ,hardness HRC62,heavy interrupted turning condition.
Halnn recommend you solid cbn cutting tools BN-K1,the advantages are:Economic, Stable cutting force and can obey interrupted turning condition

The application case as follows:

Machining Workpiece

Impeller of the slurry pump

Machining Materials

High Chromium Alloy Cast iron Cr26

Workpiece Diameters

600mm

Machining Process

Roughing

Insert Grade

BN-K1 SNMN

Cutting Parameters

N=10r/min,Fr=0.35mm/r,ap=1.5mm

3、Slurry pump protection board

Machining Process: Heavy interrupted turning high alloy cast iron ,Hardness:HRC60
Halnn recommend solid cbn turning insert BN-K1 ,the advantages are :excellent wear resistance ,long lifetime, improved the working efficiency.

4、Mud pump cylinder

Machining Process: Turning the cylinder(finishing/continuous cutting high chromium cast iron).
Halnn recommend Halnn Solid CBN inserts BN-S30 ,the advantages are more economic ,stable cutting force, the represent of China CBN cutting tools .

5、Rolling acetabular wall

Rolling acetabular wall.jpgMachining Process: Turning the cylinder of the rolling acetabular wall ,which exist hard turning problem Solid cbn cutting tools ,the advantages are :large working allowance ,reduce the workpiece hardened layer ,improved the processing efficiency and improved the lifetime than the traditional cutting tools .
Application Case as follows:

Machining Materials

High Manganese Steel

Insert Grade

BN-K1 SNMN150716

Cutting Parameters

Vc=80m/min,ap=7.5mm,Fr=0.3mm/r

Machining Type

Dry Cutting

Testing Result

Insert Materials

Cutting Speed

Cutting Depth

Processing efficiency

Halnn BN-K1

80m/min

7.5mm

Improved 12 times

Some Carbide Insert

25m/min

2.5mm

/


6、Wear - resistant steel liner

Wear resistant steel liner.jpg
Milling Process: Large Dimension and large working allowance
Halnn recommend solid cbn insert ,the advantages are improved the processing efficiency, lifetime improved N times than traditional cutting tools .
Application Case as follows:

Machining Materials

Wear resistant steel

Insert Grade

BN-S20

Cutting Parameters

N=65m/min,ap=4mm,Fr=0.25~0.3mm/r

Machining Type

Dry Cutting

Testing Result

Insert Materials

Cutting Speed

Insert Lifetime/blade

Produce costs

Halnn BN-S20

65m/min

27 pieces

Reduce 30%

Some Carbide Insert

19m/min

2 pieces

/

7、Surfacing Rolls

Surfacing Rolls.jpg

Processing:Machining the cylinder of the surfacing rolls, it exists interrupted turning condition.
Halnn recommend solid cbn cutting tools ,compared with traditional cutting tools ,the processing efficiency improved several times and the lifetime also improved.

Application case as follows:

Machining Materials

Nickel-based alloy

Workpiece Hardness

HRC45-55

Insert Grade

BN-S20

Cutting Parameters

N=65m/min,ap=2.5mm,Fr=0.12mm/r

Machining Type

Dry Cutting

Testing Result

Insert Materials

Cutting Speed

Insert Lifetime

Failure Mode

Halnn BN-S20

65m/min

Improved 12 times

Normal Wear

Some Carbide Insert

15m/min

/

Chipping

8、Hydraulic prop

Hydraulic prop.jpg
Processing: Turning after Surfacing hard materials
Halnn recommend solid cbn cutting tools ,it can get high roughness ,more economic ,stable cutting force.

Application case as follows:

Machining Materials

27SiMn

Insert Grade

BN-S20 CNMN120712

Cutting Parameters

Vc=145m/min,ap=1mm,Fr=0.15mm/r

Machining Type

Dry Cutting

Testing Result

Insert Materials

Cutting Speed

Insert Lifetime

Roughness

Halnn BN-S20

145m/min

Improved 12 times

Ra0.4

Some Carbide Insert

30m/min

/

Ra3.2

More application case or solutions ,please feel free to contact with us halnntools@gmail.com ,whatsapp:+8618695866134

 

 

 

 

 

 

 

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