In the field of manufacturing and processing, competition among enterprises is becoming increasingly fierce. How to balance improving processing efficiency and controlling production costs has become the key to core competitiveness and sustainable development. Enterprises must not only meet the requirements of diversified orders for precision and production capacity, but also control expenditures such as tool wear and labor costs. Any carelessness may reduce profits or delay delivery. Next, taking the actual production scenarios of processing enterprises as an example, let's see how they can break through the difficulties in complex working conditions.
Complex working conditions: multiple challenges coexist
The customer is a well-known domestic linear guide manufacturing company, which needs to drill a large number of holes on various types of linear guides such as 15#, 25#, 30#, 35#, 45#, and 55#. The workpiece material in this case is S55C, with a thickness of 24.3mm and a hardness in the range of HB220-300. The drilling tolerance requirement is Φ7.0+0.15. Although this material has good comprehensive performance, it has high requirements for the wear resistance and toughness of the tool during drilling.


Equipment status
Equipment Name: Special Machine
Spindle Interface: BT40
Power: Approximately 7.5kW
Number of Power Units: 4
Cooling Medium: Cutting Fluid
Cooling Method: External Cooling

Tool processing comparison
The customer's original tool, a Japanese N-brand cobalt-containing twist drill, had a short lifespan and required repeated resharpening, resulting in low equipment utilization. Furthermore, the drill's lifespan was affected by human factors, making it unstable. This not only delayed production but also increased labor costs. To improve production efficiency while reducing labor costs, the client urgently needed a high-performance drill. To this end, we recommended a CHTOOLS custom-made solid carbide drill. Let's take a look at its performance.
Through-hole processing
|
Tool |
Japanese N brand cobalt-containing twist drill |
Chuangheng custom-made solid carbide drill bit |
|
Specification |
Medium 7.0 |
Medium 7.0 |
|
Cutting speed |
VC = 23 m/min |
VC = 23 m/min |
|
Speed |
1050 rpm |
1420 rpm |
|
Feed |
96mm/min |
120mm/min |
|
Processing depth |
12.3mm |
12.3mm |
|
Drilling time per hole |
8s |
6.5s |
|
Lifespan |
12 meters |
72 meters |
Blind hole processing
|
Tool |
Japanese N brand cobalt-containing twist drill |
Chuangheng custom-made solid carbide drill bit |
|
Specification |
Medium 10.3 |
Medium 10.3 |
|
Cutting speed |
VC = 29 m/min |
VC = 43 m/min |
|
Speed |
928 rpm |
1350 rpm |
|
Feed |
96mm/min |
120mm/min |
|
Processing depth |
9.3mm |
9.3mm |
|
Drilling time per hole |
6s |
5s |
|
Lifespan |
10 meters |
94 meters |
Effect picture display


CHTOOLS tool wear display


Hard-core data: presented with facts
Field test data confirms that CHTOOLS non-standard solid carbide drills are reshaping the machining experience! Under ideal conditions, Japanese N-brand cobalt-containing twist drills require manual grinding every 9-10 meters. This grinding quality is subject to human error and is difficult to consistently control. Frequent downtime for tool changes and grinding slows production. However, CHTOOLS non-standard solid hard drills demonstrate their durability: the Φ7.0 model can continuously process up to 72 meters, and the Φ10.3 model can process up to 94 meters, all without any regrinding. Field test data shows that both CHTOOLS non-standard solid carbide drills have increased machining efficiency by 25%, with daily output jumping from 63 to 86 drills. This not only eliminates manual grinding costs, but also significantly improves production consistency and efficiency through a continuous operation mode with "zero grinding and minimal downtime," bringing substantial breakthroughs in cost reduction and efficiency improvement to machining scenarios.





