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[What are the precautions for the use of cold-coated carbide bits?]
Release date:[2017/10/31] A total of reading[614]

1. Choose the right machine:

External cold carbide drill bit used in CNC machine tool processing, the choice of the machine is the choice of power, steel is good, and should ensure that the nose beating TIR <0.02. The rocker drill, universal milling and other smaller power, poor spindle accuracy of the machine, easy to lead to early collapse of the carbide drill bit, should be avoided.


2. Correct drilling process:

(1) 2-edge drills shall not be reamed.

(2) When the drill surface inclination> 8-10 degrees, not drill. <8-10 degrees, the feed should be reduced to normal 1 / 2-1 / 3;

(3) When the drilling surface inclination> 5 degrees, the feed should be reduced to normal 1 / 2-1 / 3;

(4) When drilling cross hole, the feed should be reduced to normal 1 / 2-1 / 3;


3. Correct cooling:

The outer chilled carbide bit should be noted in the direction of the cooling combination, forming the upper and lower echelon configuration, and minimizing the angle with the tool.


Changzhou good Tools Co., Ltd. is specialized in carbide cutting tools, drill, non-standard tool design, research and development, production and sales enterprises. Products are widely used in auto parts, wind power transmission, mold, IT and other advanced areas of mechanical processing. Companies with excellent technology, advanced equipment, rich experience in tool manufacturing, in the industry has accumulated a good reputation. At present, many well-known domestic and foreign companies supporting 500, such as FAW-Volkswagen, Germany Bosch auto parts, Shanghai GM and so on.

In the case of

The company has all kinds of Germany imported tool grinding machine nearly 20, the full use of European imports of alloy bar, Switzerland Balchas coating, to produce 100,000 knives. Located in high-quality imported tool localization, the establishment of a sound tool manufacturing management system to ensure the stability of the quality of the tool.


Good outer cold carbide drill bit models are as follows:

傲游截图20171031142407.jpg

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