Tag Archives: drill bit grinder

February 12, 2019

Effect of Grinding Quality of Twist Drill on Machining

The grinding quality of twist drill directly affects its drilling quality. So the grinding of twist drill is very important. There are two kinds of grinding conditions for twist drills: 1) correct grinding and 2) incorrect grinding. The impact of these two conditions on workpiece processing is described below. 1. Correct grinding Drilling condition: When […]

Technology
January 24, 2019

Application of coating technology

In the case of constant cutting parameters, in order to improve production efficiency and reduce production costs, the tool coating technology to reduce tool wear, and in order to improve tool durability has become a trend. Tool coating refers to coating a thin layer of refractory metals or non-metallic compounds with good wear resistance on […]

Technology
January 10, 2019

How to select the material of drill bit?

According to the machining characteristics of the material, the drill bit is required to have the following characteristics: the hardness of the drill bit must be greater than the hardness of the workpiece to be processed. Because the bit bears a lot of torsion and axial force when machining the workpiece, it must have enough […]

Technology
December 24, 2018

Merry Christmas and happy New Year

Dear customer, It seems that Christmas time is here once again, and it is time again to bring in the New Year. We wish you A Very Happy and Joyful Christmas filled with joy and love. And hope we can develop our business and friendship further!

Company News
November 1, 2018

You need to know the alloy milling cutter before grinding

The alloy milling cutter is a tool with high hardness, high bending strength and toughness. Its hardness value varies with the nature, quantity, particle size of carbide and the content of metal bonding phase, and generally decreases with the increase of the content of bonding metal phase. Alloy milling cutter is suitable for processing copper, […]

Technology
September 28, 2018

The Key Points of Tools Grinding – The Material of Tools

The common cutting tool materials used in tool grinding include: high speed steel, powder metallurgy high speed steel, hard alloy, PCD, CBN, metal ceramics and other super hard materials. The high – speed steel tools have the sharp, the toughness good merit. Carbide cutting tools have high hardness but poor toughness. The density of carbide […]

Technology
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