Brand-new raw material exclusively desined for Broaching tools
![](/-/media/www-nidec-com/machine-tool/knowledge/column/cutting-tool/broach-08/en_granmet-br.png)
Characteristics
- Achieving long life by suppressing wear on the corners of tool cutting edges
![](/-/media/www-nidec-com/machine-tool/knowledge/column/cutting-tool/broach-08/20201119-01-01.jpg)
Comparison of material structure
Larger carbide structure improves corner wear resistance
![](/-/media/www-nidec-com/machine-tool/knowledge/column/cutting-tool/broach-08/en_20201119-01-02.jpg)
Cutting result
【Part dimensions】
- Material JIS S55C (HB165-225)
- Equivalent of Carbon steel
- AISI 1055
【Broach dimensions】
- Left / HSS with PVD Coating
- Right / GRANMET BR with PVD Coating
【Cutting conditions】
- Cutting speed 5m / min
- Total Cutting length 40m
![](/-/media/www-nidec-com/machine-tool/knowledge/column/cutting-tool/broach-08/en_20201119-01-03.png)