Finish Milling Engine Block with FC250 gray cast iron materials use SNFN120712 Solid CBN Inserts
1. Halnn Tools BN-S300 Solid CBN Inserts Finish Milling Engine block
With the development of the automotive industry, and the engine industry
develop fast. And Engine Block as the most important component, most belong to mass production. Already 80% of the manufacturers use auto-line CNC Lathe finish all the process, and improve the efficieny obviously. However, it also needs suitable cutting tools. The cutting tools need to be used in high speed condition, and have long tool life.
2. Why we Choose Halnn Tools BN-S300 Solid CBN Inserts Finish Milling Engine block ?
Halnn Tools PCBN tool processing Engine block advantages :
1. The structure design is reasonable, and the cutting edge treatment is diversified and refined.
2. Long life, reduce the number of tool changes, improve processing efficiency, reduce costs and reduce labor intensity.
3. Light cutting, suitable for low speed and deep cutting, improving workpiece quality and extending machine life.
4. High indexing accuracy, reducing tooling time and improving efficiency.
5. Stable processing, small fluctuations, more suitable for automatic assembly line use.
6. Good wear resistance, ensuring smaller size fluctuations of the cylinder liner.
7. Save man-hours and reduce processing costs.
3. BN-S300 Solid CBN Insert Characteristics
| Insert Grade | Suited Materials | Machining Type | Typical Application |
| BN-S300 | Gray Cast Iron | Roughing, Finishing | Brake Disc, Gearbox, Cylinder Liner Brake Drum, Cast Iron Engine, |
| BN-K20 | Semi-Finishing, Finishing | Brake Disc, Brake Drum, Cast Iron Engine,Gearbox |
| BNK30 | Cast Gray Iron, Iron based alloy |
4.Pictures of Halnn Tools Solid CBN inserts
5.Detailed Data of SNFN Full form CBN inserts
 |
| Type | Dimension | Grades |
| L(mm) | φI.C(mm) | S(mm) | R(mm) | BN-K1 | BN-S20 | BN-S300 |
| SNFN120712 | 12 | 12.7 | 7.94 | 1.2 | ● | ● | ● |
| SNFN120716 | 12 | 12.7 | 7.94 | 1.6 | ● | ● | ● |
| SNFN120720 | 12 | 12.7 | 7.94 | 2.0 | ◎ | ◎ | ◎ |
6.Application Case
The application case of Halnn Tools CBN insertS BN-S300 milling Engine block
| Machining Materials: Gray Cast Iron Process: Finishing Process Insert Model: BN-S300 SNFN120712 Cutting Data: Vc=1700m/min, Fz=0.12mm/r,ap=0.3mm Machining Process: Dry Cutting |
| Insert Materials | Vc(m/min) | Tool Life(pieces/blade) | Cutting Fluid |
| BN-S300 | 3670 | 85 | No |
| Imported CBN | 3670 | 80 | No |
7.Our service
Pre-Sales Service
l) Prompt reply and 24 hours online,professional team to provide best price and quality product.
l) Same testing support
l ) Every batch of products will be tested to ensure its quality.
After-sales Service
l) The real-time logistics information monitoring
l ) Any questions about the product can be consulted at any time.
l) Product with any problem can return.
8.Our Certificate
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Finish Milling Engine Block Solid CBN Inserts SNFN120712 Custom Made Halnn Tools Images
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