ZHENJIANG LINRUI MACHINERY & TOOLS CO., LTD.

High quality product, professional service, being the core supplier in tools industry!

Home > News > Content
Center Drill The Basic Information
- Jan 09, 2018 -

1. The user must choose the type of center drill according to the hole type and the straight hole size of the machined parts. The company is located in:

2. The hardness of the workpiece is processed between 170-200HB the most appropriate. The company is located in:

3 tool before use, you must wash the rust-proof grease, so as to avoid chip sticking on the cutting edge affect cutting performance. The company is located in:

4 be machined workpiece surface should be straight, no blisters or hard points, so as to avoid tool damage. The company is located in:

5. The center drill before drilling should achieve the required position accuracy. The company is located in:

6. Cutting dosage (see photo)

7. Cutting fluid: According to the processing object to choose a different cutting fluid, cooling should be sufficient. The company is located in:

8. Matters needing attention: In the processing of anomalies should be immediately stopped, find out the reasons before processing; pay attention to the wear and tear of the edge of the timely repair; After cleaning the tool to use oil, keep it properly.